User's Manual

3.5 Peripheral Interface Description 3 FUNCTIONAL DESCRIPTION
3.5 Peripheral Interface Description
Table 6: Interface Description
Interface Signal Pin Function
ADC
ADC1_CH0 SENSOR_VP
Two 12-bit SAR ADCs
ADC1_CH3 SENSOR_VN
ADC1_CH4 IO32
ADC1_CH5 IO33
ADC1_CH6 IO34
ADC1_CH7 IO35
ADC2_CH0 IO4
ADC2_CH1 IO0
ADC2_CH2 IO2
ADC2_CH3 IO15
ADC2_CH4 IO13
ADC2_CH5 IO12
ADC2_CH6 IO14
ADC2_CH7 IO27
ADC2_CH8 IO25
ADC2_CH9 IO26
Ultra Low Noise
Analog Pre-Amplifier
SENSOR_VP IO36 Provides about 60dB gain by using larger
capacitors on PCB
SENSOR_VN IO39
DAC
DAC_1 IO25
Two 8-bit DACs
DAC_2 IO26
Touch Sensor
TOUCH0 IO4
Capacitive touch sensors
TOUCH1 IO0
TOUCH2 IO2
TOUCH3 IO15
TOUCH4 IO13
TOUCH5 IO12
TOUCH6 IO14
TOUCH7 IO27
TOUCH8 IO33
TOUCH9 IO32
SD / SDIO / MMC
Host Controller
HS2_CLK MTMS
Supports SD memory card V3.01 standard
HS2_CMD MTDO
HS2_DATA0 IO2
HS2_DATA1 IO4
HS2_DATA2 MTDI
HS2_DATA3 MTCK
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