mirror of
https://github.com/whowechina/chu_pico.git
synced 2024-11-24 11:00:10 +01:00
Some cleanups
This commit is contained in:
whowechina
parent
2e452c5aa5
commit
6efd6ba205
@ -13,7 +13,7 @@ function(make_firmware board board_def)
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pico_generate_pio_header(${board} ${CMAKE_CURRENT_LIST_DIR}/ws2812.pio)
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target_compile_options(${board} PRIVATE -Wfatal-errors -O3)
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target_compile_options(${board} PRIVATE -Wall -Werror -Wfatal-errors -O3)
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target_include_directories(${board} PRIVATE ${CMAKE_CURRENT_LIST_DIR})
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target_include_directories(${board} PRIVATE
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${BTSTACK_ROOT}/src
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@ -76,7 +76,7 @@ const char *hw_version[] = { "TN32MSEC003S H/W Ver3.0", "837-15396" };
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const char *led_info[] = { "15084\xFF\x10\x00\x12", "000-00000\xFF\x11\x40" };
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static int baudrate_mode = 0;
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static void aime_set_baudrate(int mode)
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void aime_set_baudrate(int mode)
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{
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baudrate_mode = (mode == 0) ? 0 : 1;
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}
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@ -91,9 +91,7 @@ void aime_init(int interface)
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pn532_config_sam();
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}
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typedef struct __attribute__((packed)) {
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} felica_req_t;
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static uint8_t mifare_keys[2][6]; // 'KeyA' and 'KeyB'
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static union __attribute__((packed)) {
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struct {
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@ -116,6 +114,10 @@ static union __attribute__((packed)) {
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uint8_t cmd;
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uint8_t payload_len;
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union {
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struct {
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uint8_t uid[4];
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uint8_t block_id;
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} mifare;
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struct {
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uint8_t idm[8];
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uint8_t len;
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@ -136,8 +138,6 @@ struct {
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uint64_t time;
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} req_ctx;
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static uint8_t key_sets[2][6]; // 'KeyA' and 'KeyB'
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static void build_response(int payload_len)
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{
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response.len = payload_len + 6;
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@ -170,7 +170,7 @@ static void send_response()
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tud_cdc_n_write_flush(aime_interface);
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}
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static void simple_response(uint8_t status)
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static void send_simple_response(uint8_t status)
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{
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build_response(0);
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response.status = status;
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@ -179,7 +179,7 @@ static void simple_response(uint8_t status)
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static void cmd_to_normal_mode()
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{
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simple_response(pn532_firmware_ver() ? STATUS_NFCRW_FIRMWARE_UP_TO_DATE
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send_simple_response(pn532_firmware_ver() ? STATUS_NFCRW_FIRMWARE_UP_TO_DATE
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: STATUS_NFCRW_INIT_ERROR);
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}
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@ -191,25 +191,16 @@ static void cmd_fake_version(const char *version[])
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send_response();
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}
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static void cmd_get_hw_version()
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static void cmd_key_set(uint8_t key[6])
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{
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build_response(2);
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response.payload[0] = 0x01;
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response.payload[1] = 0x00;
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send_response();
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}
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static void cmd_key_set(int type)
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{
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memcpy(key_sets[type], request.payload, 6);
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build_response(0);
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send_response();
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memcpy(key, request.payload, 6);
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send_simple_response(STATUS_OK);
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}
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static void cmd_set_polling(bool enabled)
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{
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pn532_set_rf_field(0, enabled ? 1 : 0);
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simple_response(STATUS_OK);
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send_simple_response(STATUS_OK);
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}
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static void cmd_detect_card()
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@ -218,26 +209,31 @@ static void cmd_detect_card()
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uint8_t count;
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uint8_t type;
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uint8_t id_len;
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union {
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struct {
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uint8_t idm[8];
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uint8_t pmm[8];
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uint8_t syscode[2];
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};
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uint8_t uid[6];
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};
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} card_info_t;
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card_info_t *card = (card_info_t *) response.payload;
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int len = sizeof(card->idm);
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if (pn532_poll_mifare(card->idm, &len)) {
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if (pn532_poll_mifare(card->uid, &len)) {
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build_response(len > 4 ? 10 : 7);
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card->count = 1;
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card->type = 0x10;
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card->id_len = len;
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printf("Card Mifare %d\n", card->id_len);
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printf("Detected Mifare %d\n", card->id_len);
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} else if (pn532_poll_felica(card->idm, card->pmm, card->syscode)) {
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build_response(19);
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card->count = 1;
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card->type = 0x20;
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card->id_len = 16;
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printf("Card Felica - ");
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printf("Detected Felica -");
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for (int i = 0; i < 8; i++) {
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printf(" %02x", card->idm[i]);
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}
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@ -255,6 +251,36 @@ static void cmd_detect_card()
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send_response();
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}
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static void cmd_card_select()
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{
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printf("CARD SELECT %d\n", request.payload_len);
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send_simple_response(STATUS_OK);
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}
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static void cmd_mifare_auth(int type)
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{
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printf("MIFARE AUTH\n");
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pn532_mifare_auth(request.mifare.uid, request.mifare.block_id, type, mifare_keys[type]);
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send_simple_response(STATUS_OK);
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}
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static void cmd_mifare_read()
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{
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printf("MIFARE READ %02x %02x %02x %02x %02x\n", request.mifare.block_id,
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request.mifare.uid[0], request.mifare.uid[1], request.mifare.uid[2],
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request.mifare.uid[3]);
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build_response(16);
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memset(response.payload, 0, 16);
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pn532_mifare_read(request.mifare.block_id, response.payload);
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send_response();
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}
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static void cmd_mifare_halt()
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{
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printf("MIFARE HALT\n");
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send_simple_response(STATUS_OK);
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}
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typedef struct __attribute__((packed)) {
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uint8_t len;
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uint8_t code;
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@ -327,7 +353,7 @@ static int cmd_felica_read()
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if (block_id == 0x8082) {
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memcpy(read_resp->block_data[i], felica_resp->idm, 8);
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}
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// pn532_felica_read_wo_encrypt(svc_code, block_id, read_resp->block_data[i]);
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pn532_felica_read_wo_encrypt(svc_code, block_id, read_resp->block_data[i]);
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}
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read_resp->rw_status[0] = 0x00;
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@ -355,13 +381,23 @@ static int cmd_felica_write()
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felica_resp_t *felica_resp = (felica_resp_t *) response.payload;
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uint8_t *rw_status = felica_resp->data;
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printf("svc code: %04x\n", svc_code);
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printf("blocks:");
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for (int i = 0; i < block_num; i++) {
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uint16_t block_id = (block[i * 2 + 1] << 8) | block[i * 2 + 2];
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printf(" %04x", block_id);
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}
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printf("\n");
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uint8_t *block_data = block + 1 + block_num * 2;
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rw_status[0] = 0x00;
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rw_status[1] = 0x00;
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for (int i = 0; i < block_num; i++) {
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printf("writing %02x %02x\n", block_data[i * 16], block_data[i * 16 + 15]);
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uint16_t block_id = (block[i * 2 + 1] << 8) | block[i * 2 + 2];
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int result = 0;
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//pn532_felica_write_wo_encrypt(svc_code, block_id, read_resp->block_data[i]);
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int result = pn532_felica_write_wo_encrypt(svc_code, block_id, block_data + i * 16);
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if (result < 0) {
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rw_status[0] = 0x01;
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rw_status[1] = 0x01;
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@ -389,7 +425,7 @@ static void cmd_felica()
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card_id_t card;
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if (!pn532_poll_felica(card.idm, card.pmm, card.syscode)) {
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simple_response(STATUS_FELICA_ERROR);
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send_simple_response(STATUS_FELICA_ERROR);
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}
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uint8_t felica_code = request.felica.code;
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@ -420,7 +456,7 @@ static void cmd_felica()
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}
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if (datalen < 0) {
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simple_response(STATUS_FELICA_ERROR);
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send_simple_response(STATUS_FELICA_ERROR);
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return;
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}
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@ -466,11 +502,11 @@ static void aime_handle_frame()
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break;
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case CMD_MIFARE_KEY_SET_A:
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printf("CMD_MIFARE_KEY_SET_A\n");
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cmd_key_set(0);
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cmd_key_set(mifare_keys[0]);
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break;
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case CMD_MIFARE_KEY_SET_B:
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printf("CMD_MIFARE_KEY_SET_B\n");
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cmd_key_set(1);
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cmd_key_set(mifare_keys[1]);
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break;
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case CMD_START_POLLING:
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@ -487,9 +523,23 @@ static void aime_handle_frame()
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break;
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case CMD_CARD_SELECT:
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cmd_card_select();
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break;
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case CMD_MIFARE_AUTHORIZE_A:
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cmd_mifare_auth(0);
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break;
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case CMD_MIFARE_AUTHORIZE_B:
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cmd_mifare_auth(1);
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break;
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case CMD_MIFARE_READ:
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cmd_mifare_read();
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break;
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case CMD_CARD_HALT:
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cmd_mifare_halt();
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break;
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case CMD_EXT_BOARD_INFO:
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@ -501,7 +551,7 @@ static void aime_handle_frame()
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case CMD_SEND_HEX_DATA:
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case CMD_EXT_TO_NORMAL_MODE:
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simple_response(STATUS_OK);
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send_simple_response(STATUS_OK);
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break;
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default:
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@ -510,7 +560,7 @@ static void aime_handle_frame()
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printf(" %02x", request.raw[i]);
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}
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printf("]\n");
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simple_response(STATUS_OK);
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send_simple_response(STATUS_OK);
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break;
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}
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}
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@ -10,4 +10,7 @@ void aime_init(int interface);
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void aime_update();
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uint32_t aime_led_color();
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// mode 0 or 1
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void aime_set_baudrate(int mode);
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#endif
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@ -94,7 +94,7 @@ int cli_extract_non_neg_int(const char *param, int len)
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}
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int result = 0;
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for (int i = 0; i < len; i++) {
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if (!isdigit(param[i])) {
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if (!isdigit((uint8_t)param[i])) {
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return -1;
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}
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result = result * 10 + param[i] - '0';
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@ -23,10 +23,10 @@
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static void disp_colors()
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{
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printf("[Colors]\n");
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printf(" Key upper: %06x, lower: %06x, both: %06x, off: %06x\n",
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printf(" Key upper: %06lx, lower: %06lx, both: %06lx, off: %06lx\n",
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chu_cfg->colors.key_on_upper, chu_cfg->colors.key_on_lower,
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chu_cfg->colors.key_on_both, chu_cfg->colors.key_off);
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printf(" Gap: %06x\n", chu_cfg->colors.gap);
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printf(" Gap: %06lx\n", chu_cfg->colors.gap);
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}
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static void disp_style()
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@ -263,7 +263,7 @@ static void handle_filter(int argc, char *argv[])
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disp_sense();
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}
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static uint8_t *extract_key(const char *param)
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static int8_t *extract_key(const char *param)
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{
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int len = strlen(param);
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@ -306,7 +306,7 @@ static void handle_sense(int argc, char *argv[])
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" >sense +\n"
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" >sense -\n"
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" >sense 1A +\n"
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" >sense 13B -\n";
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" >sense 13B -\n"
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" >sense * 0\n";
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if ((argc < 1) || (argc > 2)) {
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printf(usage);
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@ -327,7 +327,7 @@ static void handle_sense(int argc, char *argv[])
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sense_do_op(&chu_cfg->sense.keys[i], op[0]);
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}
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} else {
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uint8_t *key = extract_key(argv[0]);
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int8_t *key = extract_key(argv[0]);
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if (!key) {
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printf(usage);
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return;
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@ -11,7 +11,7 @@
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#define GP2Y0E_DEF_ADDR 0x40
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static inline uint16_t gp2y0e_write(i2c_inst_t *port, uint8_t addr, uint8_t val)
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static inline void gp2y0e_write(i2c_inst_t *port, uint8_t addr, uint8_t val)
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{
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uint8_t cmd[] = {addr, val};
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i2c_write_blocking_until(port, GP2Y0E_DEF_ADDR, cmd, 2, false, time_us_64() + 1000);
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@ -79,7 +79,7 @@ static void gen_joy_report()
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}
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const uint8_t keycode_table[128][2] = { HID_ASCII_TO_KEYCODE };
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const char keymap[38 + 1] = NKRO_KEYMAP; // 32 keys, 6 air keys, 1 terminator
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const uint8_t keymap[38 + 1] = NKRO_KEYMAP; // 32 keys, 6 air keys, 1 terminator
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static void gen_nkro_report()
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{
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for (int i = 0; i < 32; i++) {
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@ -137,7 +137,7 @@ static void run_lights()
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uint8_t b = aime_color;
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uint32_t blink = now / 100000;
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aime_color = (now & 1) ? rgb32(r, g, b, false) : 0;
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aime_color = (blink & 1) ? rgb32(r, g, b, false) : 0;
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rgb_set_color(34, aime_color);
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rgb_set_color(35, aime_color);
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@ -133,19 +133,19 @@ void mpr121_init(uint8_t i2c_addr)
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#define ABS(x) ((x) < 0 ? -(x) : (x))
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static void mpr121_read_many(uint8_t addr, uint8_t reg, uint8_t *buf, size_t n)
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static void mpr121_read_many(uint8_t addr, uint8_t reg, uint8_t *buf, int num)
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{
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i2c_write_blocking_until(I2C_PORT, addr, ®, 1, true,
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time_us_64() + IO_TIMEOUT_US);
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i2c_read_blocking_until(I2C_PORT, addr, buf, n, false,
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time_us_64() + IO_TIMEOUT_US * n / 2);
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i2c_read_blocking_until(I2C_PORT, addr, buf, num, false,
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time_us_64() + IO_TIMEOUT_US * num / 2);
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}
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static void mpr121_read_many16(uint8_t addr, uint8_t reg, uint16_t *buf, size_t n)
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static void mpr121_read_many16(uint8_t addr, uint8_t reg, uint16_t *buf, int num)
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{
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uint8_t vals[n * 2];
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mpr121_read_many(addr, reg, vals, n * 2);
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for (int i = 0; i < n; i++) {
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uint8_t vals[num * 2];
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mpr121_read_many(addr, reg, vals, num * 2);
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for (int i = 0; i < num; i++) {
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buf[i] = (vals[i * 2 + 1] << 8) | vals[i * 2];
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}
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}
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@ -153,7 +153,7 @@ static void mpr121_read_many16(uint8_t addr, uint8_t reg, uint16_t *buf, size_t
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uint16_t mpr121_touched(uint8_t addr)
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{
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uint16_t touched;
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mpr121_read_many16(addr, MPR121_TOUCH_STATUS_REG, &touched, 2);
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mpr121_read_many16(addr, MPR121_TOUCH_STATUS_REG, &touched, 1);
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return touched;
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}
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@ -169,7 +169,7 @@ static uint8_t mpr121_stop(uint8_t addr)
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return ecr;
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}
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static uint8_t mpr121_resume(uint8_t addr, uint8_t ecr)
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static void mpr121_resume(uint8_t addr, uint8_t ecr)
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{
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write_reg(addr, MPR121_ELECTRODE_CONFIG_REG, ecr);
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}
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@ -103,7 +103,7 @@ static bool read_ack()
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return false;
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}
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int result = read_frame(resp, 6);
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read_frame(resp, 6);
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const uint8_t expect_ack[] = {0, 0, 0xff, 0, 0xff, 0};
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if (memcmp(resp, expect_ack, 6) != 0) {
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@ -131,7 +131,7 @@ int pn532_write_data(const uint8_t *data, uint8_t len)
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frame[5 + len] = ~checksum;
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frame[6 + len] = PN532_POSTAMBLE;
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int result = write_frame(frame, 7 + len);
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write_frame(frame, 7 + len);
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return read_ack();
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}
|
||||
@ -140,7 +140,7 @@ int pn532_read_data(uint8_t *data, uint8_t len)
|
||||
{
|
||||
uint8_t resp[len + 7];
|
||||
|
||||
int result = read_frame(resp, len + 7);
|
||||
read_frame(resp, len + 7);
|
||||
|
||||
if (resp[0] != PN532_PREAMBLE ||
|
||||
resp[1] != PN532_STARTCODE1 ||
|
||||
@ -264,7 +264,7 @@ uint32_t pn532_firmware_ver()
|
||||
bool pn532_config_sam()
|
||||
{
|
||||
uint8_t param[] = {0x01, 0x14, 0x01};
|
||||
int result = pn532_write_command(0x14, param, 3);
|
||||
pn532_write_command(0x14, param, 3);
|
||||
|
||||
return pn532_read_response(0x14, NULL, 0) == 0;
|
||||
}
|
||||
@ -273,7 +273,7 @@ bool pn532_config_sam()
|
||||
bool pn532_set_rf_field(uint8_t auto_rf, uint8_t on_off)
|
||||
{
|
||||
uint8_t param[] = { 1, auto_rf | on_off };
|
||||
int result = pn532_write_command(0x32, param, 2);
|
||||
pn532_write_command(0x32, param, 2);
|
||||
|
||||
return pn532_read_response(0x32, NULL, 0) >= 0;
|
||||
}
|
||||
@ -337,6 +337,47 @@ bool pn532_poll_felica(uint8_t uid[8], uint8_t pmm[8], uint8_t syscode[2])
|
||||
return true;
|
||||
}
|
||||
|
||||
bool pn532_mifare_auth(const uint8_t uid[4], uint8_t block_id, uint8_t key_id, const uint8_t *key)
|
||||
{
|
||||
uint8_t param[] = { 1, key_id ? 1 : 0, block_id,
|
||||
key[0], key[1], key[2], key[3], key[4], key[5],
|
||||
uid[0], uid[1], uid[2], uid[3] };
|
||||
int ret = pn532_write_command(0x40, param, sizeof(param));
|
||||
if (ret < 0) {
|
||||
printf("Failed mifare auth command\n");
|
||||
return false;
|
||||
}
|
||||
int result = pn532_read_response(0x40, readbuf, sizeof(readbuf));
|
||||
if (readbuf[0] != 0) {
|
||||
printf("PN532 Mifare AUTH failed %d %02x\n", result, readbuf[0]);
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
bool pn532_mifare_read(uint8_t block_id, uint8_t block_data[16])
|
||||
{
|
||||
uint8_t param[] = { 1, 0x30, block_id };
|
||||
|
||||
int ret = pn532_write_command(0x40, param, sizeof(param));
|
||||
if (ret < 0) {
|
||||
printf("Failed mifare read command\n");
|
||||
return false;
|
||||
}
|
||||
|
||||
int result = pn532_read_response(0x40, readbuf, sizeof(readbuf));
|
||||
|
||||
if (readbuf[0] != 0 || result != 17) {
|
||||
printf("PN532 Mifare READ failed %d %02x\n", result, readbuf[0]);
|
||||
return false;
|
||||
}
|
||||
|
||||
memmove(block_data, readbuf + 1, 16);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
int pn532_felica_command(uint8_t cmd, const uint8_t *param, uint8_t param_len, uint8_t *outbuf)
|
||||
{
|
||||
int cmd_len = param_len + 11;
|
||||
@ -357,7 +398,7 @@ int pn532_felica_command(uint8_t cmd, const uint8_t *param, uint8_t param_len, u
|
||||
int result = pn532_read_response(0x40, readbuf, sizeof(readbuf));
|
||||
|
||||
int outlen = readbuf[1] - 1;
|
||||
if (readbuf[0] & 0x3f != 0 || result - 2 != outlen) {
|
||||
if ((readbuf[0] & 0x3f) != 0 || result - 2 != outlen) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
@ -375,7 +416,7 @@ bool pn532_felica_read_wo_encrypt(uint16_t svc_code, uint16_t block_id, uint8_t
|
||||
int result = pn532_felica_command(0x06, param, sizeof(param), readbuf);
|
||||
|
||||
if (result != 12 + 16 || readbuf[9] != 0 || readbuf[10] != 0) {
|
||||
printf("PN532 Felica READ read response failed %d %02x %02x\n",
|
||||
printf("PN532 Felica READ read failed %d %02x %02x\n",
|
||||
result, readbuf[9], readbuf[10]);
|
||||
for (int i = 0; i < result; i++) {
|
||||
printf(" %02x", readbuf[i]);
|
||||
@ -397,8 +438,8 @@ bool pn532_felica_write_wo_encrypt(uint16_t svc_code, uint16_t block_id, const u
|
||||
|
||||
int result = pn532_felica_command(0x08, param, sizeof(param), readbuf);
|
||||
|
||||
printf("PN532 Felica Write response %d\n", result);
|
||||
if (result < 0) {
|
||||
printf("PN532 Felica WRITE failed %d\n", result);
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
@ -18,6 +18,11 @@ bool pn532_set_rf_field(uint8_t auto_rf, uint8_t on_off);
|
||||
|
||||
bool pn532_poll_mifare(uint8_t *uid, int *len);
|
||||
bool pn532_poll_felica(uint8_t uid[8], uint8_t pmm[8], uint8_t syscode[2]);
|
||||
|
||||
bool pn532_mifare_auth(const uint8_t uid[4], uint8_t block_id, uint8_t key_id, const uint8_t *key);
|
||||
bool pn532_mifare_read(uint8_t block_id, uint8_t block_data[16]);
|
||||
|
||||
bool pn532_felica_read_wo_encrypt(uint16_t svc_code, uint16_t block_id, uint8_t block_data[16]);
|
||||
bool pn532_felica_write_wo_encrypt(uint16_t svc_code, uint16_t block_id, const uint8_t block_data[16]);
|
||||
|
||||
#endif
|
||||
|
||||
@ -331,6 +331,59 @@ float getSignalRateLimit()
|
||||
return (float)read_reg16(FINAL_RANGE_CONFIG_MIN_COUNT_RATE_RTN_LIMIT) / (1 << 7);
|
||||
}
|
||||
|
||||
// Decode sequence step timeout in MCLKs from register value
|
||||
// based on VL53L0X_decode_timeout()
|
||||
// Note: the original function returned a uint32_t, but the return value is
|
||||
// always stored in a uint16_t.
|
||||
uint16_t decodeTimeout(uint16_t reg_val)
|
||||
{
|
||||
// format: "(LSByte * 2^MSByte) + 1"
|
||||
return (uint16_t)((reg_val & 0x00FF) <<
|
||||
(uint16_t)((reg_val & 0xFF00) >> 8)) + 1;
|
||||
}
|
||||
|
||||
// Encode sequence step timeout register value from timeout in MCLKs
|
||||
// based on VL53L0X_encode_timeout()
|
||||
uint16_t encodeTimeout(uint32_t timeout_mclks)
|
||||
{
|
||||
// format: "(LSByte * 2^MSByte) + 1"
|
||||
|
||||
uint32_t ls_byte = 0;
|
||||
uint16_t ms_byte = 0;
|
||||
|
||||
if (timeout_mclks > 0) {
|
||||
ls_byte = timeout_mclks - 1;
|
||||
|
||||
while ((ls_byte & 0xFFFFFF00) > 0) {
|
||||
ls_byte >>= 1;
|
||||
ms_byte++;
|
||||
}
|
||||
|
||||
return (ms_byte << 8) | (ls_byte & 0xFF);
|
||||
}
|
||||
else {
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
// Convert sequence step timeout from MCLKs to microseconds with given VCSEL period in PCLKs
|
||||
// based on VL53L0X_calc_timeout_us()
|
||||
uint32_t timeoutMclksToMicroseconds(uint16_t timeout_period_mclks, uint8_t vcsel_period_pclks)
|
||||
{
|
||||
uint32_t macro_period_ns = calcMacroPeriod(vcsel_period_pclks);
|
||||
|
||||
return ((timeout_period_mclks * macro_period_ns) + 500) / 1000;
|
||||
}
|
||||
|
||||
// Convert sequence step timeout from microseconds to MCLKs with given VCSEL period in PCLKs
|
||||
// based on VL53L0X_calc_timeout_mclks()
|
||||
uint32_t timeoutMicrosecondsToMclks(uint32_t timeout_period_us, uint8_t vcsel_period_pclks)
|
||||
{
|
||||
uint32_t macro_period_ns = calcMacroPeriod(vcsel_period_pclks);
|
||||
|
||||
return (((timeout_period_us * 1000) + (macro_period_ns / 2)) / macro_period_ns);
|
||||
}
|
||||
|
||||
// Set the measurement timing budget in microseconds, which is the time allowed
|
||||
// for one measurement; the ST API and this library take care of splitting the
|
||||
// timing budget among the sub-steps in the ranging sequence. A longer timing
|
||||
@ -720,7 +773,7 @@ void vl53l0x_stop_continuous()
|
||||
// single-shot range measurement)
|
||||
uint16_t readRangeContinuousMillimeters()
|
||||
{
|
||||
if (read_reg(RESULT_INTERRUPT_STATUS) & 0x07 == 0) {
|
||||
if ((read_reg(RESULT_INTERRUPT_STATUS) & 0x07) == 0) {
|
||||
return 65535;
|
||||
}
|
||||
|
||||
@ -854,66 +907,13 @@ void getSequenceStepTimeouts(SequenceStepEnables const * enables, SequenceStepTi
|
||||
timeouts->final_range_vcsel_period_pclks);
|
||||
}
|
||||
|
||||
// Decode sequence step timeout in MCLKs from register value
|
||||
// based on VL53L0X_decode_timeout()
|
||||
// Note: the original function returned a uint32_t, but the return value is
|
||||
// always stored in a uint16_t.
|
||||
uint16_t decodeTimeout(uint16_t reg_val)
|
||||
{
|
||||
// format: "(LSByte * 2^MSByte) + 1"
|
||||
return (uint16_t)((reg_val & 0x00FF) <<
|
||||
(uint16_t)((reg_val & 0xFF00) >> 8)) + 1;
|
||||
}
|
||||
|
||||
// Encode sequence step timeout register value from timeout in MCLKs
|
||||
// based on VL53L0X_encode_timeout()
|
||||
uint16_t encodeTimeout(uint32_t timeout_mclks)
|
||||
{
|
||||
// format: "(LSByte * 2^MSByte) + 1"
|
||||
|
||||
uint32_t ls_byte = 0;
|
||||
uint16_t ms_byte = 0;
|
||||
|
||||
if (timeout_mclks > 0) {
|
||||
ls_byte = timeout_mclks - 1;
|
||||
|
||||
while ((ls_byte & 0xFFFFFF00) > 0) {
|
||||
ls_byte >>= 1;
|
||||
ms_byte++;
|
||||
}
|
||||
|
||||
return (ms_byte << 8) | (ls_byte & 0xFF);
|
||||
}
|
||||
else {
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
// Convert sequence step timeout from MCLKs to microseconds with given VCSEL period in PCLKs
|
||||
// based on VL53L0X_calc_timeout_us()
|
||||
uint32_t timeoutMclksToMicroseconds(uint16_t timeout_period_mclks, uint8_t vcsel_period_pclks)
|
||||
{
|
||||
uint32_t macro_period_ns = calcMacroPeriod(vcsel_period_pclks);
|
||||
|
||||
return ((timeout_period_mclks * macro_period_ns) + 500) / 1000;
|
||||
}
|
||||
|
||||
// Convert sequence step timeout from microseconds to MCLKs with given VCSEL period in PCLKs
|
||||
// based on VL53L0X_calc_timeout_mclks()
|
||||
uint32_t timeoutMicrosecondsToMclks(uint32_t timeout_period_us, uint8_t vcsel_period_pclks)
|
||||
{
|
||||
uint32_t macro_period_ns = calcMacroPeriod(vcsel_period_pclks);
|
||||
|
||||
return (((timeout_period_us * 1000) + (macro_period_ns / 2)) / macro_period_ns);
|
||||
}
|
||||
|
||||
// based on VL53L0X_perform_single_ref_calibration()
|
||||
bool performSingleRefCalibration(uint8_t vhv_init_byte)
|
||||
{
|
||||
write_reg(SYSRANGE_START, 0x01 | vhv_init_byte); // VL53L0X_REG_SYSRANGE_MODE_START_STOP
|
||||
|
||||
uint32_t start = time_us_32();
|
||||
while (read_reg(RESULT_INTERRUPT_STATUS) & 0x07 == 0) {
|
||||
while ((read_reg(RESULT_INTERRUPT_STATUS) & 0x07) == 0) {
|
||||
if (time_us_32() - start > IO_TIMEOUT_US) {
|
||||
return false;
|
||||
}
|
||||
|
||||
@ -154,9 +154,4 @@ void getSequenceStepTimeouts(SequenceStepEnables const * enables, SequenceStepTi
|
||||
|
||||
bool performSingleRefCalibration(uint8_t vhv_init_byte);
|
||||
|
||||
static uint16_t decodeTimeout(uint16_t value);
|
||||
static uint16_t encodeTimeout(uint32_t timeout_mclks);
|
||||
static uint32_t timeoutMclksToMicroseconds(uint16_t timeout_period_mclks, uint8_t vcsel_period_pclks);
|
||||
static uint32_t timeoutMicrosecondsToMclks(uint32_t timeout_period_us, uint8_t vcsel_period_pclks);
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue
Block a user