ARMmbed
/
mbed-os
mirror of https://github.com/ARMmbed/mbed-os.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Merge pull request #9246 from jeromecoutant/PR_L0TEMP 

STM32L0 TEMPERATURE ADC CHANNEL minor update
pull/9260/head
Cruz Monrreal 2019-01-03 15:32:44 -06:00 committed by GitHub
parent e66e616e51 087cd26dd4
commit f83e1d29d7
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 1 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
targets/TARGET_STM/TARGET_STM32L0/analogin_device.c
View File

@ -172,12 +172,6 @@ uint16_t adc_read(analogin_t *obj)
HAL_ADC_ConfigChannel(&obj->handle, &sConfig);
/* need to wait for some stabilization time after setting the TSEN bit in the ADC_CCR
register to wake up the temperature sensor from power down mode */
if (sConfig.Channel == ADC_CHANNEL_TEMPSENSOR) {
wait_ms(20);
}
HAL_ADC_Start(&obj->handle); // Start conversion
// Wait end of conversion and get value

3
targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_hal_adc.c
View File

@ -280,9 +280,8 @@
#define ADC_STAB_DELAY_US ((uint32_t) 1U)
/* Delay for temperature sensor stabilization time. */
/* Maximum delay is 10us (refer to device datasheet, parameter tSTART). */
/* Unit: us */
#define ADC_TEMPSENSOR_DELAY_US ((uint32_t) 10U)
#define ADC_TEMPSENSOR_DELAY_US ((uint32_t) 20000U)
/**
* @}
*/