Renesas RX110 User Manual

RX Family ADC Module Using Firmware Integration Technology
R01AN1666EJ0220 Rev. 2.20 Page 60 of 74
Dec 01, 2016
args = (adc_cb_args_t *)p_args;
/* READ RESULTS */
if (args->event == ADC_EVT_SCAN_COMPLETE)
{
/* From S12ADIO interrupt, Group A scan complete, read registers */
R_ADC_Read(1, ADC_REG_CH8, &data8);
R_ADC_Read(1, ADC_REG_DBLTRIG, &dbltrg);
}
else if (args->event == ADC_EVT_SCAN_COMPLETE_GROUPB)
{
/* From GBADI interrupt, Group B scan complete, read registers */
R_ADC_Read(1, ADC_REG_CH2, &data2);
R_ADC_Read(1, ADC_REG_CH3, &data3);
R_ADC_Read(1, ADC_REG_CH9, &data9);
}
/* process data, or set flag for application level to do so */
}
Example 4: 3 Grouped Channels with Interrupt Triggers (RX65x)
adc_cfg_t config;
adc_ch_cfg_t ch_cfg;
/* INITIALIZE MTU HERE (USED FOR TRIGGER SOURCES) */
/* OPEN ADC */
/* Clear all fields of each structure */
memset(&config, 0, sizeof(config));
memset(&ch_cfg, 0, sizeof(ch_cfg));
/* INITIALIZE ADC FOR GROUP SCANNING WITH DOUBLE TRIGGER
* - use synchronous trigger TRGA0N to start Group A scan; int priority 4
* - use synchronous trigger TRGA1N to start Group B scan; int priority 5
* - use synchronous trigger TRGA2N to start Group C scan; int priority 6
* - allow each channel to be scanned four times and averaged before continuing
* - do not clear registers after reading
*/
config.resolution = ADC_RESOLUTION_8_BIT;
config.trigger = ADC_TRIG_SYNC_TRG0AN;
config.priority = 4;
config.trigger_groupb = ADC_TRIG_SYNC_TRG1AN;
config.priority_groupb= 5;
config.trigger_groupc = ADC_TRIG_SYNC_TRG2AN;
config.priority_groupc= 6;
config.add_cnt = ADC_ADD_OFF;
config.alignment = ADC_ALIGN_RIGHT;
config.clearing = ADC_CLEAR_AFTER_READ_OFF;
R_ADC_Open(0, ADC_MODE_SS_MULTI_CH_GROUPED_GROUPC, &config, MyCallback);
/* CONFIGURE SCAN */
/* Clear all fields of the adc_ch_cfg_t structure */
memset(&ch_cfg, 0, sizeof(ch_cfg));

Renesas RX110 Specifications

General

Brand	Renesas
Model	RX110
Category	Control Unit
Language	English