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Diffstat (limited to 'src/drivers/ao_mpu6000.c')
-rw-r--r--src/drivers/ao_mpu6000.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/src/drivers/ao_mpu6000.c b/src/drivers/ao_mpu6000.c
index 49596705..6d47482c 100644
--- a/src/drivers/ao_mpu6000.c
+++ b/src/drivers/ao_mpu6000.c
@@ -199,6 +199,24 @@ ao_mpu6000_setup(void)
ao_delay(AO_MS_TO_TICKS(200));
ao_mpu6000_sample(&test_mode);
+#if TRIDGE
+ // read the product ID rev c has 1/2 the sensitivity of rev d
+ _mpu6000_product_id = _register_read(MPUREG_PRODUCT_ID);
+ //Serial.printf("Product_ID= 0x%x\n", (unsigned) _mpu6000_product_id);
+
+ if ((_mpu6000_product_id == MPU6000ES_REV_C4) || (_mpu6000_product_id == MPU6000ES_REV_C5) ||
+ (_mpu6000_product_id == MPU6000_REV_C4) || (_mpu6000_product_id == MPU6000_REV_C5)) {
+ // Accel scale 8g (4096 LSB/g)
+ // Rev C has different scaling than rev D
+ register_write(MPUREG_ACCEL_CONFIG,1<<3);
+ } else {
+ // Accel scale 8g (4096 LSB/g)
+ register_write(MPUREG_ACCEL_CONFIG,2<<3);
+ }
+ hal.scheduler->delay(1);
+
+#endif
+
/* Configure accelerometer to +/-16G */
ao_mpu6000_reg_write(MPU6000_ACCEL_CONFIG,
(0 << MPU600_ACCEL_CONFIG_XA_ST) |