initial commit

first build, test

Core/Inc/j1939.h

@@ -0,0 +1,39 @@
+/*
+ * j1939.h
+ *
+ *  Created on: May 3, 2024
+ *      Author: colorbass
+ */
+
+#ifndef INC_J1939_H_
+#define INC_J1939_H_
+
+#define J_ID_SE 0x56
+#define J_ID_EV 0xF4
+
+#include "main.h"
+
+extern CAN_HandleTypeDef hcan1;
+
+typedef struct{
+	uint8_t data[256]; 	//data array
+	uint32_t PGN; 			//received PGN
+	uint16_t size;
+	uint8_t packets;
+	uint8_t packet;
+	uint8_t step;
+	uint8_t step_cts_remain;
+	uint8_t state; //(0 = standby, 1= receiving)
+	uint32_t tick;
+}j_receive_t;
+
+extern j_receive_t j_rx;
+
+
+void J_SendCTS(j_receive_t rx);
+void J_SendACK(j_receive_t rx);
+
+
+void GBT_CAN_ReInit();
+
+#endif /* INC_J1939_H_ */