upd70f3422gj-gae-qs-ax Renesas Electronics Corporation., upd70f3422gj-gae-qs-ax Datasheet - Page 773

• Manufacturer Part Number: upd70f3422gj-gae-qs-ax
• Description: 32-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

A/D Converter (ADC)
ADA0M0
After reset: 00H
20.3 ADC Registers
(1)
ADA0CE
7
The A/D Converter is controlled by the following registers:
• A/D Converter mode registers 0, 1, 2 (ADA0M0, ADA0M1, ADA0M2)
• A/D Converter channel specification register 0 (ADA0S)
• Power-fail compare mode register (ADA0PFM)
The following registers are also used:
• A/D conversion result register n (ADCR0n)
• A/D conversion result register nH (ADCR0Hn)
• Power-fail compare threshold value register (ADA0PFT)
ADA0M0 - ADC mode register 0
The ADA0M0 register is an 8-bit register that specifies the operation mode and
controls conversion operations.
This register can be read orwritten in 8-bit or 1-bit units. However, bit 0 is read-
only.
Reset input clears this register to 00H.
Preliminary User’s Manual U17566EE1V2UM00
ADA0MD1
ADA0TMD
ADA0CE
ADA0EF
0
1
0
0
0
1
0
1
R/W
6
0
others
A/D conversion control
Stops conversion
Starts conversion
Trigger mode specification
Software trigger mode
Timer trigger mode
A/D converter status display
A/D conversion stopped
A/D conversion in progress
ADA0MD0
Address: FFFFF200H
ADA0MD1
5
0
1
ADA0MD0
Specification of A/D conversion operation mode
Continuous select mode
Continuous scan mode
Setting prohibited
4
3
0
2
0
ADA0TMD
1
ADA0EF
0
Chapter 20
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