r5f21346mnfp Renesas Electronics Corporation., r5f21346mnfp Datasheet - Page 615

• Manufacturer Part Number: r5f21346mnfp
• Description: Single-chip Mcus Incorporates The R8c Cpu Core
• Manufacturer: Renesas Electronics Corporation.

R8C/34M Group
R01UH0131EJ0100 Rev.1.00
Jun 21, 2011
28.2.3
Note:
1. When the CKS2 bit is changed, wait for 3 φ AD cycles or more before starting A/D conversion.
After Reset
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Address 00D4h
If the ADMOD register is rewritten during A/D conversion, the conversion result is undefined.
Symbol ADCAP1 ADCAP0
ADCAP0 A/D conversion trigger select
ADCAP1
Symbol
Bit
CKS0
CKS1
CKS2
MD0
MD1
MD2
A/D Mode Register (ADMOD)
b7
0
Division select bit
Clock source select bit
A/D operating mode select bit
bit
b6
0
Bit Name
MD2
b5
0
(1)
MD1
b4
b1 b0
0: Selects f1
1: Selects fOCO-F
b5 b4 b3
b7 b6
0
0 0: fAD divided by 8
0 1: fAD divided by 4
1 0: fAD divided by 2
1 1: fAD divided by 1 (no division)
0 0 0: One-shot mode
0 0 1: Do not set.
0 1 0: Repeat mode 0
0 1 1: Repeat mode 1
1 0 0: Single sweep mode
1 0 1: Do not set.
1 1 0: Repeat sweep mode
1 1 1: Do not set.
0 0: A/D conversion starts by software trigger (ADST bit in
0 1: A/D conversion starts by conversion trigger from timer
1 0: A/D conversion starts by conversion trigger from timer
1 1: A/D conversion starts by external trigger (ADTRG)
ADCON0 register)
RD
RC
MD0
b3
0
CKS2
b2
0
Function
CKS1
b1
0
CKS0
b0
0
28. A/D Converter
Page 583 of 740
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