Pi code modified wait condition added after Battery State read and Battery Measurement Read

src/pi/i2c_pi_target.c

@@ -53,6 +53,7 @@ void pi_i2c_mcu(){
     uint8_t receivedCommand= DL_I2C_receiveTargetData(I2C_0_INST);
     //printf("Received Command: 0x%02X\n", receivedCommand);
     if(receivedCommand == CMD_GET_BATTERY_STATUS){
+        //DL_I2C_flushTargetTXFIFO(I2C_0_INST);
         //Example: i2cget -y 1 0x20 0x01 i 4
         uint8_t status_buffer[NUM_SLOTS];
         //GET battery state from battery.c file
@@ -60,16 +61,22 @@ void pi_i2c_mcu(){
             status_buffer[slot] = battery_data[slot].battery_state;
         }
         DL_I2C_fillTargetTXFIFO(I2C_0_INST, status_buffer, NUM_SLOTS);
-        while(DL_I2C_transmitTargetDataCheck(I2C_0_INST, 0x00)!= false);
+        uint32_t timeout= 32000;
+        while((DL_I2C_getTargetStatus(I2C_0_INST) & DL_I2C_TARGET_STATUS_BUS_BUSY) && timeout--);
+        if(timeout==0){
+            printf("Tx transmit not completed");
+        }
+        while(!(DL_I2C_isTargetTXFIFOEmpty(I2C_0_INST)));
+        //while(DL_I2C_transmitTargetDataCheck(I2C_0_INST, 0x00)!= false);
     }
     //bitmasked GET command:
     else if((receivedCommand & 0x0F)== 0x02){
-        //I2Ctools command: i2cget -y 1 0x20 0xn2 i 8
+        //I2Ctools command: cccccccccccccccccc
         //Get Battery Measurement data for slot_id: Voltage, Current, Temperture, Cycle Number and Cycle State
         // on two of the testings have received:
         //0x00 0xff 0xff 0xff 0xff 0xff 0xff 0xff
         //0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
-
+        DL_I2C_flushTargetTXFIFO(I2C_0_INST);
         uint8_t requestedSlot = (receivedCommand & 0xF0)>>4;
         //printf("Requested slot:%d\n", requestedSlot);
         BatteryData battery_measure;
@@ -86,8 +93,14 @@ void pi_i2c_mcu(){
         battery_measure.cycle_state= battery->battery_charging_state;
         
         DL_I2C_fillTargetTXFIFO(I2C_0_INST, (uint8_t *)&battery_measure, sizeof(BatteryData));
-        printf("Battery Measurement Sent. \n");
-        DL_I2C_flushTargetTXFIFO(I2C_0_INST);
+        uint32_t timeout= 32000;
+        while((DL_I2C_getTargetStatus(I2C_0_INST) & DL_I2C_TARGET_STATUS_BUS_BUSY) && timeout--);
+        if(timeout==0){
+            printf("Tx transmit not completed");
+        }
+        //while(!(DL_I2C_isTargetTXFIFOEmpty(I2C_0_INST)));
+        //printf("Battery Measurement Sent. \n");
+        //DL_I2C_flushTargetTXFIFO(I2C_0_INST);
 
     }