EM78P510N
8-Bit Microcontrollers
6.2.43 Bank 3 RA ADICH (A/D Input Control Register)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
CALI
ADREF
0
0
ADE11
ADE10
ADE9
ADE8
Bit 7 (CALI): Calibration Enable Bit for A/D Offset
0 : disable Calibration
1 : enable Calibration
Bit 6 (ADREF): AD Reference Voltage Input Select
0 : Internal VDD, P84 is used as I/O.
1 : External reference pin, P84 is used as reference input pin.
Bits 5~4:
Reserved
Bits 3~0 (ADE11~ADE8): AD Input Pin Enable Control
0 : Functions as I/O pin
1 : Functions as analog input pin
6.2.44 Bank 3 RB ADICL (A/D Input Control Register)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
ADE7
ADE6
ADE5
ADE4
ADE3
ADE2
ADE1
ADE0
Bits 7~0 (ADE7~ADE0): AD input pin enable control.
0 : Functions as I/O pin
1 : Functions as analog input pin
6.2.45 Bank 3 RC ADDH (AD High 8-bit Data Buffer)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
ADD11
ADD10
ADD9
ADD8
ADD7
ADD6
ADD5
ADD4
Bits 7~0 (ADD11~ADD4): AD High 8-Bit Data Buffer
6.2.46 Bank 3 RD ADDL (AD Low 4-bit Data Buffer)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
SIGN
VOF[2]
VOF[1]
VOF[0]
ADD3
ADD2
ADD1
ADD0
Bit 7 (SIGN): Polarity Bit of Offset Voltage
0 : Negative voltage
1 : Positive voltage
32 •
Product Specification (V0.9) 09.12.2006
(This specification is subject to change without further notice)