![NEC U789436 Series Скачать руководство пользователя страница 192](http://html.mh-extra.com/html/nec/u789436-series/u789436-series_user-manual_249277192.webp)
CHAPTER 10 8-BIT A/D CONVERTER (
µ
PD789426 AND 789446 SUBSERIES)
User’s Manual U15075EJ2V1UD
192
(2) Analog input channel specification register 0 (ADS0)
ADS0 specifies the port used to input the analog voltage to be converted to a digital signal.
ADS0 is set with a 1-bit or 8-bit memory manipulation instruction.
RESET input sets ADS0 to 00H.
Figure 10-3. Format of Analog Input Channel Specification Register 0
0
0
0
0
0
ADS02
ADS01
ADS00
ADS0
Symbol
Address
After reset
R/W
FF84H
00H
R/W
7
6
5
4
3
2
1
0
Analog input channel specification
Other than above
ADS02
0
0
0
0
1
1
ANI0
ANI1
ANI2
ANI3
ANI4
ANI5
Setting prohibited
ADS01
0
0
1
1
0
0
ADS00
0
1
0
1
0
1
Caution Bits 3 to 7 must be set to 0.
Содержание U789436 Series
Страница 2: ...2 User s Manual U15075EJ2V1UD MEMO ...
Страница 7: ...User s Manual U15075EJ2V1UD 7 MEMO ...