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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 2023-10-29 13:08:57 +08:00
parent 2e452c5aa5
commit 6efd6ba205
12 changed files with 220 additions and 126 deletions

View File

@ -13,7 +13,7 @@ function(make_firmware board board_def)
pico_generate_pio_header(${board} ${CMAKE_CURRENT_LIST_DIR}/ws2812.pio)
target_compile_options(${board} PRIVATE -Wfatal-errors -O3)
target_compile_options(${board} PRIVATE -Wall -Werror -Wfatal-errors -O3)
target_include_directories(${board} PRIVATE ${CMAKE_CURRENT_LIST_DIR})
target_include_directories(${board} PRIVATE
${BTSTACK_ROOT}/src

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@ -76,7 +76,7 @@ const char *hw_version[] = { "TN32MSEC003S H/W Ver3.0", "837-15396" };
const char *led_info[] = { "15084\xFF\x10\x00\x12", "000-00000\xFF\x11\x40" };
static int baudrate_mode = 0;
static void aime_set_baudrate(int mode)
void aime_set_baudrate(int mode)
{
baudrate_mode = (mode == 0) ? 0 : 1;
}
@ -91,9 +91,7 @@ void aime_init(int interface)
pn532_config_sam();
}
typedef struct __attribute__((packed)) {
} felica_req_t;
static uint8_t mifare_keys[2][6]; // 'KeyA' and 'KeyB'
static union __attribute__((packed)) {
struct {
@ -116,6 +114,10 @@ static union __attribute__((packed)) {
uint8_t cmd;
uint8_t payload_len;
union {
struct {
uint8_t uid[4];
uint8_t block_id;
} mifare;
struct {
uint8_t idm[8];
uint8_t len;
@ -136,8 +138,6 @@ struct {
uint64_t time;
} req_ctx;
static uint8_t key_sets[2][6]; // 'KeyA' and 'KeyB'
static void build_response(int payload_len)
{
response.len = payload_len + 6;
@ -170,7 +170,7 @@ static void send_response()
tud_cdc_n_write_flush(aime_interface);
}
static void simple_response(uint8_t status)
static void send_simple_response(uint8_t status)
{
build_response(0);
response.status = status;
@ -179,8 +179,8 @@ static void simple_response(uint8_t status)
static void cmd_to_normal_mode()
{
simple_response(pn532_firmware_ver() ? STATUS_NFCRW_FIRMWARE_UP_TO_DATE
: STATUS_NFCRW_INIT_ERROR);
send_simple_response(pn532_firmware_ver() ? STATUS_NFCRW_FIRMWARE_UP_TO_DATE
: STATUS_NFCRW_INIT_ERROR);
}
static void cmd_fake_version(const char *version[])
@ -191,25 +191,16 @@ static void cmd_fake_version(const char *version[])
send_response();
}
static void cmd_get_hw_version()
static void cmd_key_set(uint8_t key[6])
{
build_response(2);
response.payload[0] = 0x01;
response.payload[1] = 0x00;
send_response();
}
static void cmd_key_set(int type)
{
memcpy(key_sets[type], request.payload, 6);
build_response(0);
send_response();
memcpy(key, request.payload, 6);
send_simple_response(STATUS_OK);
}
static void cmd_set_polling(bool enabled)
{
pn532_set_rf_field(0, enabled ? 1 : 0);
simple_response(STATUS_OK);
send_simple_response(STATUS_OK);
}
static void cmd_detect_card()
@ -218,26 +209,31 @@ static void cmd_detect_card()
uint8_t count;
uint8_t type;
uint8_t id_len;
uint8_t idm[8];
uint8_t pmm[8];
uint8_t syscode[2];
union {
struct {
uint8_t idm[8];
uint8_t pmm[8];
uint8_t syscode[2];
};
uint8_t uid[6];
};
} card_info_t;
card_info_t *card = (card_info_t *) response.payload;
int len = sizeof(card->idm);
if (pn532_poll_mifare(card->idm, &len)) {
if (pn532_poll_mifare(card->uid, &len)) {
build_response(len > 4 ? 10 : 7);
card->count = 1;
card->type = 0x10;
card->id_len = len;
printf("Card Mifare %d\n", card->id_len);
printf("Detected Mifare %d\n", card->id_len);
} else if (pn532_poll_felica(card->idm, card->pmm, card->syscode)) {
build_response(19);
card->count = 1;
card->type = 0x20;
card->id_len = 16;
printf("Card Felica - ");
printf("Detected Felica -");
for (int i = 0; i < 8; i++) {
printf(" %02x", card->idm[i]);
}
@ -255,6 +251,36 @@ static void cmd_detect_card()
send_response();
}
static void cmd_card_select()
{
printf("CARD SELECT %d\n", request.payload_len);
send_simple_response(STATUS_OK);
}
static void cmd_mifare_auth(int type)
{
printf("MIFARE AUTH\n");
pn532_mifare_auth(request.mifare.uid, request.mifare.block_id, type, mifare_keys[type]);
send_simple_response(STATUS_OK);
}
static void cmd_mifare_read()
{
printf("MIFARE READ %02x %02x %02x %02x %02x\n", request.mifare.block_id,
request.mifare.uid[0], request.mifare.uid[1], request.mifare.uid[2],
request.mifare.uid[3]);
build_response(16);
memset(response.payload, 0, 16);
pn532_mifare_read(request.mifare.block_id, response.payload);
send_response();
}
static void cmd_mifare_halt()
{
printf("MIFARE HALT\n");
send_simple_response(STATUS_OK);
}
typedef struct __attribute__((packed)) {
uint8_t len;
uint8_t code;
@ -327,7 +353,7 @@ static int cmd_felica_read()
if (block_id == 0x8082) {
memcpy(read_resp->block_data[i], felica_resp->idm, 8);
}
// pn532_felica_read_wo_encrypt(svc_code, block_id, read_resp->block_data[i]);
pn532_felica_read_wo_encrypt(svc_code, block_id, read_resp->block_data[i]);
}
read_resp->rw_status[0] = 0x00;
@ -355,13 +381,23 @@ static int cmd_felica_write()
felica_resp_t *felica_resp = (felica_resp_t *) response.payload;
uint8_t *rw_status = felica_resp->data;
printf("svc code: %04x\n", svc_code);
printf("blocks:");
for (int i = 0; i < block_num; i++) {
uint16_t block_id = (block[i * 2 + 1] << 8) | block[i * 2 + 2];
printf(" %04x", block_id);
}
printf("\n");
uint8_t *block_data = block + 1 + block_num * 2;
rw_status[0] = 0x00;
rw_status[1] = 0x00;
for (int i = 0; i < block_num; i++) {
printf("writing %02x %02x\n", block_data[i * 16], block_data[i * 16 + 15]);
uint16_t block_id = (block[i * 2 + 1] << 8) | block[i * 2 + 2];
int result = 0;
//pn532_felica_write_wo_encrypt(svc_code, block_id, read_resp->block_data[i]);
int result = pn532_felica_write_wo_encrypt(svc_code, block_id, block_data + i * 16);
if (result < 0) {
rw_status[0] = 0x01;
rw_status[1] = 0x01;
@ -389,7 +425,7 @@ static void cmd_felica()
card_id_t card;
if (!pn532_poll_felica(card.idm, card.pmm, card.syscode)) {
simple_response(STATUS_FELICA_ERROR);
send_simple_response(STATUS_FELICA_ERROR);
}
uint8_t felica_code = request.felica.code;
@ -420,7 +456,7 @@ static void cmd_felica()
}
if (datalen < 0) {
simple_response(STATUS_FELICA_ERROR);
send_simple_response(STATUS_FELICA_ERROR);
return;
}
@ -466,11 +502,11 @@ static void aime_handle_frame()
break;
case CMD_MIFARE_KEY_SET_A:
printf("CMD_MIFARE_KEY_SET_A\n");
cmd_key_set(0);
cmd_key_set(mifare_keys[0]);
break;
case CMD_MIFARE_KEY_SET_B:
printf("CMD_MIFARE_KEY_SET_B\n");
cmd_key_set(1);
cmd_key_set(mifare_keys[1]);
break;
case CMD_START_POLLING:
@ -487,9 +523,23 @@ static void aime_handle_frame()
break;
case CMD_CARD_SELECT:
cmd_card_select();
break;
case CMD_MIFARE_AUTHORIZE_A:
cmd_mifare_auth(0);
break;
case CMD_MIFARE_AUTHORIZE_B:
cmd_mifare_auth(1);
break;
case CMD_MIFARE_READ:
cmd_mifare_read();
break;
case CMD_CARD_HALT:
cmd_mifare_halt();
break;
case CMD_EXT_BOARD_INFO:
@ -501,7 +551,7 @@ static void aime_handle_frame()
case CMD_SEND_HEX_DATA:
case CMD_EXT_TO_NORMAL_MODE:
simple_response(STATUS_OK);
send_simple_response(STATUS_OK);
break;
default:
@ -510,7 +560,7 @@ static void aime_handle_frame()
printf(" %02x", request.raw[i]);
}
printf("]\n");
simple_response(STATUS_OK);
send_simple_response(STATUS_OK);
break;
}
}

View File

@ -10,4 +10,7 @@ void aime_init(int interface);
void aime_update();
uint32_t aime_led_color();
// mode 0 or 1
void aime_set_baudrate(int mode);
#endif

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@ -94,7 +94,7 @@ int cli_extract_non_neg_int(const char *param, int len)
}
int result = 0;
for (int i = 0; i < len; i++) {
if (!isdigit(param[i])) {
if (!isdigit((uint8_t)param[i])) {
return -1;
}
result = result * 10 + param[i] - '0';

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@ -23,10 +23,10 @@
static void disp_colors()
{
printf("[Colors]\n");
printf(" Key upper: %06x, lower: %06x, both: %06x, off: %06x\n",
printf(" Key upper: %06lx, lower: %06lx, both: %06lx, off: %06lx\n",
chu_cfg->colors.key_on_upper, chu_cfg->colors.key_on_lower,
chu_cfg->colors.key_on_both, chu_cfg->colors.key_off);
printf(" Gap: %06x\n", chu_cfg->colors.gap);
printf(" Gap: %06lx\n", chu_cfg->colors.gap);
}
static void disp_style()
@ -263,7 +263,7 @@ static void handle_filter(int argc, char *argv[])
disp_sense();
}
static uint8_t *extract_key(const char *param)
static int8_t *extract_key(const char *param)
{
int len = strlen(param);
@ -306,7 +306,7 @@ static void handle_sense(int argc, char *argv[])
" >sense +\n"
" >sense -\n"
" >sense 1A +\n"
" >sense 13B -\n";
" >sense 13B -\n"
" >sense * 0\n";
if ((argc < 1) || (argc > 2)) {
printf(usage);
@ -327,7 +327,7 @@ static void handle_sense(int argc, char *argv[])
sense_do_op(&chu_cfg->sense.keys[i], op[0]);
}
} else {
uint8_t *key = extract_key(argv[0]);
int8_t *key = extract_key(argv[0]);
if (!key) {
printf(usage);
return;

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@ -11,7 +11,7 @@
#define GP2Y0E_DEF_ADDR 0x40
static inline uint16_t gp2y0e_write(i2c_inst_t *port, uint8_t addr, uint8_t val)
static inline void gp2y0e_write(i2c_inst_t *port, uint8_t addr, uint8_t val)
{
uint8_t cmd[] = {addr, val};
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()
}
const uint8_t keycode_table[128][2] = { HID_ASCII_TO_KEYCODE };
const char keymap[38 + 1] = NKRO_KEYMAP; // 32 keys, 6 air keys, 1 terminator
const uint8_t keymap[38 + 1] = NKRO_KEYMAP; // 32 keys, 6 air keys, 1 terminator
static void gen_nkro_report()
{
for (int i = 0; i < 32; i++) {
@ -137,7 +137,7 @@ static void run_lights()
uint8_t b = aime_color;
uint32_t blink = now / 100000;
aime_color = (now & 1) ? rgb32(r, g, b, false) : 0;
aime_color = (blink & 1) ? rgb32(r, g, b, false) : 0;
rgb_set_color(34, aime_color);
rgb_set_color(35, aime_color);

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@ -133,19 +133,19 @@ void mpr121_init(uint8_t i2c_addr)
#define ABS(x) ((x) < 0 ? -(x) : (x))
static void mpr121_read_many(uint8_t addr, uint8_t reg, uint8_t *buf, size_t n)
static void mpr121_read_many(uint8_t addr, uint8_t reg, uint8_t *buf, int num)
{
i2c_write_blocking_until(I2C_PORT, addr, &reg, 1, true,
time_us_64() + IO_TIMEOUT_US);
i2c_read_blocking_until(I2C_PORT, addr, buf, n, false,
time_us_64() + IO_TIMEOUT_US * n / 2);
i2c_read_blocking_until(I2C_PORT, addr, buf, num, false,
time_us_64() + IO_TIMEOUT_US * num / 2);
}
static void mpr121_read_many16(uint8_t addr, uint8_t reg, uint16_t *buf, size_t n)
static void mpr121_read_many16(uint8_t addr, uint8_t reg, uint16_t *buf, int num)
{
uint8_t vals[n * 2];
mpr121_read_many(addr, reg, vals, n * 2);
for (int i = 0; i < n; i++) {
uint8_t vals[num * 2];
mpr121_read_many(addr, reg, vals, num * 2);
for (int i = 0; i < num; i++) {
buf[i] = (vals[i * 2 + 1] << 8) | vals[i * 2];
}
}
@ -153,7 +153,7 @@ static void mpr121_read_many16(uint8_t addr, uint8_t reg, uint16_t *buf, size_t
uint16_t mpr121_touched(uint8_t addr)
{
uint16_t touched;
mpr121_read_many16(addr, MPR121_TOUCH_STATUS_REG, &touched, 2);
mpr121_read_many16(addr, MPR121_TOUCH_STATUS_REG, &touched, 1);
return touched;
}
@ -169,7 +169,7 @@ static uint8_t mpr121_stop(uint8_t addr)
return ecr;
}
static uint8_t mpr121_resume(uint8_t addr, uint8_t ecr)
static void mpr121_resume(uint8_t addr, uint8_t ecr)
{
write_reg(addr, MPR121_ELECTRODE_CONFIG_REG, ecr);
}

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@ -103,7 +103,7 @@ static bool read_ack()
return false;
}
int result = read_frame(resp, 6);
read_frame(resp, 6);
const uint8_t expect_ack[] = {0, 0, 0xff, 0, 0xff, 0};
if (memcmp(resp, expect_ack, 6) != 0) {
@ -131,7 +131,7 @@ int pn532_write_data(const uint8_t *data, uint8_t len)
frame[5 + len] = ~checksum;
frame[6 + len] = PN532_POSTAMBLE;
int result = write_frame(frame, 7 + len);
write_frame(frame, 7 + len);
return read_ack();
}
@ -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;
}

View File

@ -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

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@ -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
@ -403,7 +456,7 @@ bool setMeasurementTimingBudget(uint32_t budget_us)
uint32_t final_range_timeout_mclks =
timeoutMicrosecondsToMclks(final_range_timeout_us,
timeouts.final_range_vcsel_period_pclks);
timeouts.final_range_vcsel_period_pclks);
if (enables.pre_range)
{
@ -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;
}

View File

@ -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