upd78f0148m1gka1-9eu Renesas Electronics Corporation., upd78f0148m1gka1-9eu Datasheet - Page 274
upd78f0148m1gka1-9eu
Manufacturer Part Number
upd78f0148m1gka1-9eu
Description
8-bit Single-chip Microcontrollers
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.UPD78F0148M1GKA1-9EU.pdf
(668 pages)
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(2) Analog input channel specification register (ADS)
274
Cautions 1. Be sure to clear bits 3 to 7 of ADS to 0.
This register specifies the input port of the analog voltage to be A/D converted.
ADS can be set by a 1-bit or 8-bit memory manipulation instruction.
RESET input clears this register to 00H.
2. If data is written to ADS, a wait cycle is generated. Do not write data to ADS when the CPU is
operating on the subsystem clock and the X1 input clock is stopped.
CHAPTER 36 CAUTIONS FOR WAIT.
Figure 13-5. Format of Analog Input Channel Specification Register (ADS)
Symbol
Address: FF29H
ADS
ADS2
0
0
0
0
0
1
1
1
1
7
After reset: 00H
ADS1
0
0
0
1
1
0
0
1
1
6
CHAPTER 13 A/D CONVERTER
User’s Manual U15947EJ3V1UD
ADS0
0
0
1
0
1
0
1
0
1
5
ANI0
ANI1
ANI2
ANI3
ANI4
ANI5
ANI6
ANI7
R/W
0
4
Analog input channel specification
0
3
ADS2
2
ADS1
1
ADS0
0
For details, see
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