diff options
Diffstat (limited to 'src/lib/adc.c')
| -rw-r--r-- | src/lib/adc.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/src/lib/adc.c b/src/lib/adc.c index ee2b17a..d584dba 100644 --- a/src/lib/adc.c +++ b/src/lib/adc.c @@ -23,9 +23,9 @@ * @brief Analog to digital converter routines */ +#include "libmaple.h" +#include "rcc.h" #include "adc.h" -#include <stdio.h> -#include <inttypes.h> /* The ADC input clock is generated from PCLK2/APB2 divided by a prescaler * and it must not exceed 14MHz. @@ -58,15 +58,9 @@ * At 55.5 cycles/sample, the external input impedance < 50kOhms*/ void adc_init(void) { - /* PCLK2 is the APB2 clock */ -// RCC_ADCCLKConfig(RCC_PCLK2_Div6); - - /* Enable ADC1 clock so that we can talk to it */ -// RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE); - - /* Put everything back to power-on defaults */ -// RCC_APB2PeriphResetCmd(RCC_APB2Periph_ADC1, ENABLE); -// RCC_APB2PeriphResetCmd(RCC_APB2Periph_ADC1, DISABLE); + rcc_set_adc_prescaler(PCLK2_DIV_2); + rcc_enable_clk_adc1(); + rcc_reset_adc1(); ADC_CR1 = 0; ADC_CR2 = CR2_EXTSEL_SWSTART | CR2_EXTTRIG; // Software triggers conversions |