Configuration Of A/D Converter; A/D Port Configuration Register (Adpc) - Renesas RL78/G1P Hardware User Manual

RL78/G1P

10.3 Configuration of A/D Converter

The D/A converter uses the following registers.
 A/D port configuration register (ADPC)
 Peripheral enable register 1 (PER1)
 D/A converter mode register (DAM)
 D/A conversion value setting registers 0, 1 (DACS0, DACS1)
 Port mode register 2 (PM2)

10.3.1 A/D port configuration register (ADPC)

This register switches the ANI0/P20 to ANI7/P27 pins to either analog input or port digital I/O.
The ADPC register can be set by an 8-bit memory manipulation instruction.
Reset signal generation clears this register to 00H.
Address: F0076H After reset: 00H
Symbol 7
Note
ADPC ADPC7
ADPCn
0
1
Note 32-pin products only
Cautions 1. Set a channel to be used for D/A conversion in the input mode by using port mode register 2
(PM2).
2. Do not set the pin that is set by the ADPC register as digital I/O to D/A conversion operation
enable by using the D/A converter mode register (DAM).
R01UH0895EJ0100 Rev.1.00
Nov 29, 2019
Figure 10-2. Format of A/D Port Configuration Register (ADPC)
R/W
6 5
Note Note
ADPC6 ADPC5
Analog I/O (A)/digital I/O (D) selection of P2n/ANI2n
Analog I/O (A) (default)
Digital I/O (D)
4 3
Note
ADPC4 ADPC3
CHAPTER 10 D/A CONVERTER
2 1
ADPC2 ADPC1
0
ADPC0
301