Analog Input Channel Specification Register (Ads) - Renesas RL78/G1P Hardware User Manual

RL78/G1P

9.3.7 Analog input channel specification register (ADS)

This register specifies the input channel of the analog voltage to be A/D converted.
The ADS register can be set by a 1-bit or 8-bit memory manipulation instruction.
Reset signal generation clears this register to 00H.
Figure 9-11. Format of Analog Input Channel Specification Register (ADS) (1/2)
Address: FFF31H After reset: 00H
Symbol 7
ADS ADISS
 Select mode (ADMD = 0)
ADISS ADS4
0
0
0
0
0
0
0
0
0
1
1
Notes 1. ANI4 to ANI6: 32-pin products only
2. ANI16: 24-pin products only
3. This setting can be used only in HS (high-speed main) mode. For detail, refer to Figure 22-3
Format of User Option Byte (000C2H).
R01UH0895EJ0100 Rev.1.00
Nov 29, 2019
R/W
6 5
0 0
ADS2 ADS1
0 0 0
0 0 0
0 0 1
0 0 1
0 1 0
0 1 0
0 1 1
0 1 1
1 0 0
0 0 0
0 0 0
Other than above
4 3
ADS4 0
ADS0 Analog input
channel
0 ANI0 P20/ANI0/AV
1 ANI1 P21/ANI1/AV
0 ANI2 P22/ANI2 pin
1 ANI3 P23/ANI3 pin
0 ANI4 P24/ANI4 pin
1 ANI5 P25/ANI5 pin
0 ANI6 P26/ANI6 pin
1 ANI7 P27/ANI7 pin
0 ANI16 P10/ANI16 pin

0 Temperature sensor output voltage

1 Internal reference voltage output (1.45 V)
Setting prohibited
CHAPTER 9 A/D CONVERTER
2 1
ADS2 ADS1
Input source
pin
REFP
pin
REFM
Note 1
Note 1
Note 1
Note 2
0
ADS0
Note 3
Note 3
263