impl i2c mutex and some work on global star code handler

2025-07-12 16:39:28 -05:00
parent 9cc1a93e73
commit 1267d1356d
11 changed files with 152 additions and 76 deletions
@@ -32,6 +32,7 @@ Arduino Uno (any 'duino should do)
 ******************************************************************************/

 #include "SparkFunBQ27441.h"
+#include "../i2c.h"

 /*****************************************************************************
 ************************** Initialization Functions *************************
@@ -710,7 +711,9 @@ bool BQ27441::writeExtendedData(uint8_t classID, uint8_t offset, uint8_t * data,
 int16_t BQ27441::i2cReadBytes(uint8_t subAddress, uint8_t * dest, uint8_t count)
 {
 	int16_t timeout = BQ72441_I2C_TIMEOUT;
+	xSemaphoreTake(i2c0_mutex, portMAX_DELAY);
 	i2c_master_write_read_device(BQ72441_I2C_NUM, _deviceAddress, &subAddress, 1, dest, count, timeout);
+	xSemaphoreGive(i2c0_mutex);
 	return timeout;
 }