STM32 ADC driver update
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4211 42af7a65-404d-4744-a932-0658087f49c3
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@ -90,8 +90,8 @@
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/* APB2 timers 1 and 8 will receive PCLK2. */
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#define STM32_APB1_TIM1_CLKIN (STM32_PCLK2_FREQUENCY)
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#define STM32_APB1_TIM8_CLKIN (STM32_PCLK2_FREQUENCY)
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#define STM32_APB2_TIM1_CLKIN (STM32_PCLK2_FREQUENCY)
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#define STM32_APB2_TIM8_CLKIN (STM32_PCLK2_FREQUENCY)
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/* APB1 clock (PCLK1) is HCLK/2 (36MHz) */
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@ -86,8 +86,8 @@
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/* APB2 timers 1 and 8 will receive PCLK2. */
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#define STM32_APB1_TIM1_CLKIN (STM32_PCLK2_FREQUENCY)
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#define STM32_APB1_TIM8_CLKIN (STM32_PCLK2_FREQUENCY)
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#define STM32_APB2_TIM1_CLKIN (STM32_PCLK2_FREQUENCY)
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#define STM32_APB2_TIM8_CLKIN (STM32_PCLK2_FREQUENCY)
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/* APB1 clock (PCLK1) is HCLK/2 (36MHz) */
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@ -82,13 +82,13 @@
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* Private Data
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************************************************************************************/
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/* Identifying number of each ADC channel: Variable Resistor , BNC_CN5 and BNC_CN3 */
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/* Identifying number of each ADC channel: Variable Resistor and BNC_CN5 */
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static const uint8_t g_chanlist[ADC_NCHANNELS] = {14, 10};
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static const uint8_t g_chanlist[ADC_NCHANNELS] = {14, 11};
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/* Configurations of pins used byte each ADC channels */
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static const uint32_t g_pinlist[ADC_NCHANNELS] = {GPIO_ADC1_IN14 , GPIO_ADC1_IN10};
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static const uint32_t g_pinlist[ADC_NCHANNELS] = {GPIO_ADC1_IN14 , GPIO_ADC1_IN11};
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/************************************************************************************
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* Private Functions
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@ -114,13 +114,11 @@ int adc_devinit(void)
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int ret;
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int i;
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avdbg("Entry\n");
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/* Configure the pins as analog inputs for the selected channels */
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for(i = 0; i < ADC_NCHANNELS; i++)
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{
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stm32_configgpio(g_chanlist[i]);
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stm32_configgpio(g_pinlist[i]);
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}
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/* Call stm32_adcinitialize() to get an instance of the ADC interface */
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@ -146,7 +146,7 @@
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#define STM32_RCC_CFGR_PPRE2 RCC_CFGR_PPRE2_HCLKd2 /* PCLK2 = HCLK / 2 */
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#define STM32_PCLK2_FREQUENCY (STM32_HCLK_FREQUENCY/2)
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/* Timers driven from APB12will be twice PCLK2 */
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/* Timers driven from APB2 will be twice PCLK2 */
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#define STM32_APB2_TIM1_CLKIN (2*STM32_PCLK2_FREQUENCY)
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#define STM32_APB2_TIM8_CLKIN (2*STM32_PCLK1_FREQUENCY)
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@ -99,8 +99,8 @@
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/* APB2 timers 1 and 8 will receive PCLK2. */
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#define STM32_APB1_TIM1_CLKIN (STM32_PCLK2_FREQUENCY)
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#define STM32_APB1_TIM8_CLKIN (STM32_PCLK2_FREQUENCY)
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#define STM32_APB2_TIM1_CLKIN (STM32_PCLK2_FREQUENCY)
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#define STM32_APB2_TIM8_CLKIN (STM32_PCLK2_FREQUENCY)
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/* APB1 clock (PCLK1) is HCLK (36MHz) */
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