EM78P372N数据手册(19)

EM78P372N数据手册

EM78P372N8-Bit MicrocontrollerBit 2 ~ Bit 0 (ADIS2 ~ ADIS0): Analog Input SelectADICS 0 0 0 0 0 0 0 0 1 1 ADIS2 0 0 0 0 1 1 1 1 0 1 ADIS1 0 0 1 1 0 0 1 1 X X ADIS0 0 1 0 1 0 1 0 1 X X Analog Input Select ADIN0/P50 ADIN1/P51 ADIN2/P52 ADIN3/P53 ADIN4/P67 ADIN5/P70 ADIN6/P55 ADIN7/P57 OPOUT Internal 1/4 VDDThese bits can only be changed when the ADIF bit and the ADRUN bit are both low. See Section 6.1.13, RE (Interrupt Status 2 and Wake-up Control Register).6.1.9 Bank 0 RA (ADOC: ADC Offset Calibration Register)Bit 7 CALI Bit 6 SIGN Bit 5 VOF[2] Bit 4 VOF[1] Bit 3 VOF[0] Bit 2 VREF1 Bit 1 VREF0 Bit 0 ADICSBit 7 (CALI): Calibration enable bit for ADC offset 0: Disable Calibration (default) 1: Enable Calibration Bit 6 (SIGN): Polarity bit of the offset voltage 0: Negative voltage (default) 1: Positive voltage Bit 5 ~ Bit 3 (VOF[2] ~ VOF[0]): Offset voltage bitsVOF[2] 0 0 0 0 1 1 1 1 VOF[1] 0 0 1 1 0 0 1 1 VOF[0] 0 1 0 1 0 1 0 1 EM78P372N 0LSB 2LSB 4LSB 6LSB 8LSB 10LSB 12LSB 14LSBProduct Specification (V1.1) 05.24.2011(This specification is subject to change without further notice) 13

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