From IO_User_Guide it's not clear how to construct the proper name of ADC input channel for fopen call using the template: “<device>:<channel_number>”
For example, there are numerous input port combinations in Kinetis K60 (taken from adc_mk60.h):
#define ADC3_SOURCE_ADPM3 (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_X | ADC_SOURCE_CHANNEL(3) | ADC_SOURCE_DIFF)
#define ADC3_SOURCE_AD0 (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_X | ADC_SOURCE_CHANNEL(0))
#define ADC3_SOURCE_AD1 (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_X | ADC_SOURCE_CHANNEL(1))
#define ADC3_SOURCE_AD2 (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_X | ADC_SOURCE_CHANNEL(2))
#define ADC3_SOURCE_AD3 (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_X | ADC_SOURCE_CHANNEL(3))
#define ADC3_SOURCE_AD4A (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_A | ADC_SOURCE_CHANNEL(4))
#define ADC3_SOURCE_AD5A (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_A | ADC_SOURCE_CHANNEL(5))
#define ADC3_SOURCE_AD6A (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_A | ADC_SOURCE_CHANNEL(6))
#define ADC3_SOURCE_AD7A (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_A | ADC_SOURCE_CHANNEL(7))
#define ADC3_SOURCE_AD4B (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_B | ADC_SOURCE_CHANNEL(4))
#define ADC3_SOURCE_AD5B (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_B | ADC_SOURCE_CHANNEL(5))
#define ADC3_SOURCE_AD6B (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_B | ADC_SOURCE_CHANNEL(6))
#define ADC3_SOURCE_AD7B (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_B | ADC_SOURCE_CHANNEL(7))
#define ADC3_SOURCE_AD8 (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_X | ADC_SOURCE_CHANNEL(8))
#define ADC3_SOURCE_AD9 (ADC_SOURCE_MODULE(4) | ADC_SOURCE_MUXSEL_X | ADC_SOURCE_CHANNEL(9))
Could anyone please provide an explicit example?
Hi Vladimir,
Please have a look at the following MQX ADC example:
C:\Freescale\Freescale_MQX_4_1_1_GA\mqx\examples\lwadc
Regards,
David