Merge remote-tracking branch 'origin/master' into develop
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commit
bfa04efada
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@ -62,13 +62,12 @@ static void send_msg(uint16_t keycode, bool pressed) {
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msg[IDX_KCMSB] = (keycode >> 8) & 0xFF;
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msg[IDX_PRESSED] = pressed;
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msg[IDX_CHECKSUM] = chksum8(msg, UART_MSG_LEN-1);
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uart_transmit(msg, UART_MSG_LEN);
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}
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static void print_message_buffer(void) {
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static inline void print_message_buffer(void) {
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for (int i=0; i<UART_MSG_LEN; i++) {
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dprintf("msg[%u]: %u\n", i, msg[i]);
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dprintf("msg[%u]: 0x%02X\n", i, msg[i]);
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}
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}
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@ -77,7 +76,7 @@ static void process_uart(void) {
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if (msg[IDX_PREAMBLE] != UART_PREAMBLE || msg[IDX_CHECKSUM] != chksum) {
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dprintf("UART checksum mismatch!\n");
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print_message_buffer();
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dprintf("calc checksum: %u\n", chksum);
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dprintf("calc checksum: 0x%02X\n", chksum);
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} else {
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uint16_t keycode = (uint16_t)msg[IDX_KCLSB] | ((uint16_t)msg[IDX_KCMSB] << 8);
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bool pressed = (bool)msg[IDX_PRESSED];
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@ -102,13 +101,14 @@ static void process_uart(void) {
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static void get_msg(void) {
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while (uart_available()) {
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msg[msg_idx] = uart_read();
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dprintf("idx: %u, recv: %u\n", msg_idx, msg[msg_idx]);
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dprintf("idx: %u, recv: 0x%002X\n", msg_idx, msg[msg_idx]);
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if (msg_idx == 0 && (msg[msg_idx] != UART_PREAMBLE)) {
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dprintf("Byte sync error!\n");
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msg_idx = 0;
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} else if (msg_idx == (UART_MSG_LEN-1)) {
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process_uart();
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msg_idx = 0;
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break;
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} else {
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msg_idx++;
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}
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@ -17,7 +17,7 @@
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#include "quantum.h"
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#define SERIAL_UART_BAUD 153600 //low error rate for 32u4 @ 16MHz
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#define SERIAL_UART_BAUD 76800 //low error rate for 32u4 @ 16MHz
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#define UART_PREAMBLE 0x69
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#define UART_MSG_LEN 5
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