send CAN on can1 recieve

Core/Inc/can_handler.h

@@ -1,9 +1,10 @@
 #ifndef CAN_HANDLER_H
 #define CAN_HANDLER_H
 
-#include "can.h"
 #include "stm32f4xx_hal.h"
 #include <stdint.h>
+#include "can.h"
+#include "compute.h"
 
 
 #define NUM_INBOUND_CAN1_IDS 1

Core/Inc/compute.h

@@ -4,6 +4,7 @@
 #include "datastructs.h"
 #include "stateMachine.h"
 #include "ringbuffer.h"
+#include "can.h"
 
 #define CURRENT_SENSOR_PIN_L A1
 #define CURRENT_SENSOR_PIN_H A0
@@ -15,6 +16,9 @@
 #define MC_BAUD				 1000000U
 #define MAX_ADC_RESOLUTION	 1023 // 13 bit ADC
 
+extern can_t can1; // main can bus, used by most peripherals
+extern can_t can2; // p2p can bus with charger
+
 /**
  * @brief inits the compute interface
  */

Core/Src/can_handler.c

@@ -1,6 +1,7 @@
 #include "analyzer.h"
 #include "ringbuffer.h"
 #include "can_handler.h"
+#include <string.h>
 
 ringbuffer_t* can1_rx_queue = NULL;
 ringbuffer_t* can2_rx_queue = NULL;
@@ -16,6 +17,21 @@ void can_receive_callback(CAN_HandleTypeDef* hcan)
 		return;
 	}
 
+	struct __attribute__((packed)) {
+		uint16_t maxDischarge;
+		uint16_t maxCharge;
+	} data;
+
+	data.maxCharge	  = 1;
+	data.maxDischarge = 8;
+
+	can_msg_t msg;
+	msg.id = 0x19;
+	msg.len = sizeof(data);
+	memcpy(msg.data, &data, sizeof(data));
+
+	can_send_msg(&can1, &msg);
+
 	new_msg.len = rx_header.DLC;
 	new_msg.id	= rx_header.StdId;
 	if (hcan == &hcan1) {

Core/Src/main.c

@@ -213,8 +213,8 @@ int main(void)
   MX_USB_OTG_FS_PCD_Init();
   MX_I2C1_Init();
   /* USER CODE BEGIN 2 */
-
-   segment_init();
+  compute_init();
+  segment_init();
   /* USER CODE END 2 */
 
   /* Infinite loop */