Update slip.h

Author: Kaweees

firmware/chipignite/polysat/include/slip.h

@@ -13,7 +13,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-// Maximum payload length in bytes
+/* Maximum payload length in bytes */
 #define SLIP_MAX_PAYLOAD_LEN 64
 
 /* Begin typedef declarations */

firmware/chipignite/polysat/src/polysat.c

@@ -169,6 +169,8 @@ void main() {
       gpio_set(33, true);
     }
     pulse = !pulse;
+    const char message_to_send[] = "Hello, World!";
+    slip_send_packet(message_to_send, sizeof(message_to_send) - 1, SLIP_CMD_DATA, uart_write);
 
     // Wait for 1 second
     delay(10000000);

firmware/chipignite/polysat/src/slip.c

@@ -31,7 +31,7 @@ void slip_send_packet(const uint8_t* data, uint16_t data_len, uint8_t cmd, void
   hdr.length = (uint16_t)data_len;
   hdr.crc = crc16_ccitt_false(data, data_len);
   hdr.cmd = (slip_cmd_t)cmd;
-  hdr.id = packet_count;
+  hdr.id = packet_count++;
 
   /* Write header to buffer */
   uint8_t* buffer = (uint8_t*)&hdr;
@@ -88,7 +88,8 @@ void slip_receive_packet(uint8_t input_byte, slip_packet_t* decoded_packet, uint
   decoded_packet->header.length = read_byte() | (read_byte() << 8);
   decoded_packet->header.crc = read_byte() | (read_byte() << 8);
   decoded_packet->header.cmd = (slip_cmd_t)read_byte();
-  decoded_packet->header.id = read_byte() | (read_byte() << 8);
+  packet_count = decoded_packet->header.id = read_byte() | (read_byte() << 8);
+  packet_count++;
 
   /* Check if payload length exceeds buffer size */
   if (decoded_packet->header.length > SLIP_MAX_PAYLOAD_LEN) {