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cpu/stm32/include/periph/f3/periph_cpu.h: add ADC support

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This commit is contained in:
hugues 2020-08-26 23:09:15 +02:00
parent 4509027e0a
commit 6959a905a2
1 changed files with 32 additions and 0 deletions
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32
cpu/stm32/include/periph/f3/periph_cpu.h
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@ -23,6 +23,24 @@
extern "C" { extern "C" {
#endif #endif
/**
* @brief Available number of ADC devices
*/
#if defined(ADC4)
#define ADC_DEVS (4U)
#elif defined(ADC3)
#define ADC_DEVS (3U)
#elif defined(ADC2)
#define ADC_DEVS (2U)
#elif defined(ADC1)
#define ADC_DEVS (1U)
#endif
/**
* @brief ADC voltage regulator start-up time [us]
*/
#define ADC_T_ADCVREG_STUP_US (10)
#ifndef DOXYGEN #ifndef DOXYGEN
/** /**
@ -31,6 +49,20 @@ extern "C" {
*/ */
#define STM32_BOOTLOADER_ADDR (0x1FFFD800) #define STM32_BOOTLOADER_ADDR (0x1FFFD800)
/**
* @brief Override ADC resolution values
* @{
*/
#define HAVE_ADC_RES_T
typedef enum {
ADC_RES_6BIT = (ADC_CFGR_RES), /**< ADC resolution: 6 bit */
ADC_RES_8BIT = (ADC_CFGR_RES_1), /**< ADC resolution: 8 bit */
ADC_RES_10BIT = (ADC_CFGR_RES_0), /**< ADC resolution: 10 bit */
ADC_RES_12BIT = (0x0), /**< ADC resolution: 12 bit */
ADC_RES_14BIT = (0x1), /**< not applicable */
ADC_RES_16BIT = (0x2) /**< not applicable */
} adc_res_t;
/** @} */
#endif /* ndef DOXYGEN */ #endif /* ndef DOXYGEN */
#ifdef __cplusplus #ifdef __cplusplus