Cool_Tools/exa-io
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Poll for coins even while no active jvs polling is occurring every 20ms. JVS coin processing rate limited to 12ms.

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This commit is contained in:
Kevin Nakamura 2021-09-24 05:50:09 +09:00 committed by Thomas Daede
parent 935e9c567c
commit 887a12d40c
1 changed files with 14 additions and 4 deletions
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18
firmware/td-io.c
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@ -41,6 +41,7 @@ const uint8_t JVS_MAX_LEN = 253; // minus two for status and checksum
// global state
uint8_t our_address = 0;
uint64_t last_process_coin = 0;
// signed for underflow checks
int16_t coin_count_p1 = 0;
int16_t coin_count_p2 = 0;
@ -178,7 +179,7 @@ void process_coin(uint32_t switches) {
coin_count_p1 = 16383;
}
}
if ((switches >> SR_C2 & 1) && !prev_coin_p2) {
if ((switches >> SR_C2 & 1) && !prev_coin_p2) {
coin_count_p2++;
if (coin_count_p2 > 16383) {
coin_count_p2 = 16383;
@ -255,8 +256,14 @@ int main() {
update_termination();
while (true) {
uint8_t sync = uart_getc(uart0);
if (sync == 0xe0) {
const uint64_t now = time_us_64();
if ((now - last_process_coin) > 20000) {
uint32_t switches = read_switches();
process_coin(switches);
last_process_coin = now;
}
if (uart_is_readable(uart0) && uart_getc(uart0) == 0xe0) {
uint8_t our_checksum = 0;
uint8_t node_num = jvs_getc();
if (!((node_num == 0xff) || ((our_address == node_num) && (our_address != 0)))) {
@ -364,7 +371,10 @@ int main() {
msg_send[o] = JVS_REPORT_GOOD;
o++;
uint32_t switches = read_switches();
process_coin(switches);
if ((now - last_process_coin) > 12000) {
process_coin(switches);
last_process_coin = now;
}
msg_send[o] = ((switches >> SR_TEST) & 1) << 7
| ((switches >> SR_TILT) & 1) << 7;
o++;