RX Family ADC Module Using Firmware Integration Technology
R01AN1666EJ0220 Rev. 2.20 Page 20 of 74
Dec 01, 2016
/* for ADC_CMD_CONFIGURE_SCAN */
// Bitwise OR these masks together for desired channels and sensors
// Used for all commands containing a "mask" or "flags" field
#define ADC_MASK_CH0 (1<<0)
#define ADC_MASK_CH1 (1<<1)
#define ADC_MASK_CH2 (1<<2)
#define ADC_MASK_CH3 (1<<3)
#define ADC_MASK_CH4 (1<<4)
#define ADC_MASK_CH5 (1<<5)
#define ADC_MASK_CH6 (1<<6)
#define ADC_MASK_CH7 (1<<7)
#define ADC_MASK_CH16 (1<<16)
#define ADC_MASK_CH17 (1<<17)
#define ADC_MASK_CH18 (1<<18)
#define ADC_MASK_CH19 (1<<19)
#define ADC_MASK_CH20 (1<<20)
#define ADC_MASK_CH21 (1<<21)
#define ADC_MASK_CH24 (1<<24)
#define ADC_MASK_CH25 (1<<25)
#define ADC_MASK_CH26 (1<<26)
#define ADC_MASK_TEMP (1<<8) // temperature sensor
#define ADC_MASK_VOLT (1<<9) // internal reference voltage sensor
#define ADC_MASK_SENSORS (ADC_MASK_TEMP | ADC_MASK_VOLT)
#define ADC_MASK_GROUPB_OFF (0)
#define ADC_MASK_ADD_OFF (0)
#define ADC_MASK_SAMPLE_HOLD_OFF (0)
typedef enum e_adc_grpa // action when groupa interrupts groupb
scan
{
ADC_GRPA_PRIORITY_OFF = 0, // groupa ignored and does not interrupt
groupb
ADC_GRPA_GRPB_WAIT_TRIG = 1, // groupb restarts at next trigger
ADC_GRPA_GRPB_RESTART_SCAN = 3, // groupb restarts immediately
ADC_GRPA_GRPB_CONT_SCAN= 0x8001, // groupb restarts immediately and scans
continuously
} adc_grpa_t;
typedef enum e_adc_diag // Self-Diagnosis Channel
{
ADC_DIAG_OFF = 0x00,
ADC_DIAG_0_VOLT = 0x01,
ADC_DIAG_HALF_VREFH0 = 0x02,
ADC_DIAG_VREFH0 = 0x03,
ADC_DIAG_ROTATE_VOLTS = 0x04,
} adc_diag_t;
typedef enum e_adc_elc
{
ADC_ELC_SCAN_DONE = 0, // normal scan or Group A scan complete
ADC_ELC_GROUPB_SCAN_DONE,
ADC_ELC_ALL_SCANS_DONE,
} adc_elc_t;
typedef struct st_adc_ch_cfg
{
uint32_t chan_mask; // channels/bits 0-7, 16-21, 24-26
uint32_t chan_mask_groupb; // valid for group modes
adc_grpa_t priority_groupa; // valid for group modes
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