RL78/G13 CHAPTER 11 A/D CONVERTER
R01UH0146EJ0100 Rev.1.00 496
Sep 22, 2011
(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 11-11. Format of Analog Input Channel Specification Register (ADS) (1/2)
Address: FFF31H After reset: 00H R/W
Symbol 7 6 5 4 3 2 1 0
ADS ADISS 0 0 ADS4 ADS3 ADS2 ADS1 ADS0
{ Select mode (ADMD = 0)
ADISS ADS4 ADS3 ADS2 ADS1 ADS0 Analog input
channel
Input source
0 0 0 0 0 0 ANI0 P20/ANI0/AVREFP pin
0 0 0 0 0 1 ANI1 P21/ANI1/AVREFM pin
0 0 0 0 1 0 ANI2 P22/ANI2 pin
0 0 0 0 1 1 ANI3 P23/ANI3 pin
0 0 0 1 0 0 ANI4 P24/ANI4 pin
0 0 0 1 0 1 ANI5 P25/ANI5 pin
0 0 0 1 1 0 ANI6 P26/ANI6 pin
0 0 0 1 1 1 ANI7 P27/ANI7 pin
0 0 1 0 0 0 ANI8 P150/ANI8 pin
0 0 1 0 0 1 ANI9 P151/ANI9 pin
0 0 1 0 1 0 ANI10 P152/ANI10 pin
0 0 1 0 1 1 ANI11 P153/ANI11 pin
0 0 1 1 0 0 ANI12 P154/ANI12 pin
0 0 1 1 0 1 ANI13 P155/ANI13 pin
0 0 1 1 1 0 ANI14 P156/ANI14 pin
0 0 1 1 1 1 Setting prohibited
0 1 0 0 0 0 ANI16 P03/ANI16 pin
Note 1
0 1 0 0 0 1 ANI17 P02/ANI17 pin
Note 2
0 1 0 0 1 0 ANI18 P147/ANI18 pin
0 1 0 0 1 1 ANI19 P120/ANI19 pin
0 1 0 1 0 0 ANI20 P100/ANI20 pin
0 1 0 1 0 1 ANI21 P37/ANI21 pin
0 1 0 1 1 0 ANI22 P36/ANI22 pin
0 1 0 1 1 1 ANI23 P35/ANI23 pin
0 1 1 0 0 0 ANI24 P117/ANI24 pin
0 1 1 0 0 1 ANI25 P116/ANI25 pin
0 1 1 0 1 0 ANI26 P115/ANI26 pin
0 1 1 0 1 1 Setting prohibited
1 0 0 0 0 0 − Temperature sensor output
1 0 0 0 0 1 − Internal reference voltage
output (1.45 V)
Other than the above Setting prohibited
Notes 1. 20-, 24-, 25-, 30-, 32-pin products: P01/ANI16 pin
2. 20-, 24-, 25-, 30-, 32-pin products: P00/ANI17 pin
<R>
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