dennisgunia/split-flap-controller
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add documentation

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Dennis Gunia
2025-09-19 00:16:25 +02:00
parent 02d434dfc5
commit 152398c0af
1 changed files with 2 additions and 2 deletions
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4
software/pc_client/src/sfbus.c
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@@ -155,7 +155,7 @@ void sfbus_send_frame_v2(int fd, u_int16_t address, u_int8_t length, char *buffe
*(frame + 4) = ((address >> 8)); // address low byte
memcpy(frame + 5, buffer, length); // copy payload to packet
// add crc to frame
// add crc to end of frame
u_int16_t crc = calc_CRC16(buffer, length); // calculate CRC
*(frame + (frame_size_complete - 1)) = (crc); // addres high byte
*(frame + (frame_size_complete - 0)) = ((crc >> 8)); // address low byte
@@ -163,7 +163,7 @@ void sfbus_send_frame_v2(int fd, u_int16_t address, u_int8_t length, char *buffe
// send data
int result = write(fd, frame, frame_size_complete);
print_bufferHexTx(frame, frame_size_complete, address);
free(frame); // free malloc
free(frame); // free frame buffer
}