Datasheet

574
Channel
Selection Description
Single mode Scan mode
CH1 CH0 A/D0 A/D1 A/D0 A/D1
0 0 AN0
(Initial value)
AN4
(Initial value)
AN0 AN4
1 AN1 AN5 AN0, AN1 AN4, AN5
1 0 AN2 AN6 AN0, AN1 AN4–AN6
1 AN3 AN7 AN0–AN3 AN4–AN7
16.2.3 A/D Control Register (ADCR0, ADCR1)
A/D control registers (ADCR0, 1) are registers that can read/write in 8 bits and enables or disables
A/D conversion start of the external trigger input. There are the ADCR0 (A/D0) and ADCR1
(A/D1).
ADCR is initialized to H'7F during power-on reset and standby mode. Manual reset does not
initialize ADCR.
TRGE
76543210
01111111
R/W : R/W R R R R R R R
Initial value :
Bit :
Bit 7—Trigger Enable (TRGE): Enables or disables A/D conversion start of input from
external or MTU trigger.
Bit 7:
TRGE Description
0 Disables A/D conversion start of external or MTU trigger (Initial value)
1 Starts A/D conversion on last transition edge of A/D conversion trigger input pin
(ADTRG) or MTU trigger.
A/D0 and A/D1 are common for external trigger pin and MTU trigger.
A/D0 and A/D1 settings are of logical sum.
Bits 6–0—Reserved bits: These bits always read as 1. The write value should always be 1.