NEC mPD178054 Series User Manual page 134

(2) Analog input channel specification register 3 (ADS3)
This register specifies the input channel of the analog voltage to be converted.
ADS3 is set with an 8-bit memory manipulation instruction.
Reset input clears this register to 00H.
Figure 10-3. Format of Analog Input Channel Specification Register 3 (ADS3)
Symbol 7 6
ADS3 0 0
ADS33 ADS32 ADS31 ADS30
0 0
0 0
0 0
0 0
0 1
0 1
Other than above
134
CHAPTER 10 A/D CONVERTER
5 4 3
0 0 ADS33 ADS32
Specification of analog input channel
0 0 ANI0
0 1 ANI1
1 0 ANI2
1 1 ANI3
0 0 ANI4
0 1 ANI5
Setting prohibited
User's Manual U15104EJ2V0UD
2 1 0 Address
ADS31 ADS30 FF13H
After reset R/W
00H R/W