r5f21368sdfp Renesas Electronics Corporation., r5f21368sdfp Datasheet - Page 570

• Manufacturer Part Number: r5f21368sdfp
• Description: Renesas Mcu R8c Family / R8c/3xt-a Series
• Manufacturer: Renesas Electronics Corporation.

Under development
R8C/36T-A Group
R01UH0240EJ0001 Rev.0.01
Apr 28, 2011
23.2.3
Notes:
CKS2 Bit (Clock source select bit)
After Reset
1. Stop A/D conversion before switching the clock source. After the CKS2 bit has been changed, allow two or more
2. When performing A/D conversion in single sweep mode or repeat sweep mode, set bits CH2 to CH0 in the
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Address 00214h
cycles of the fHOCO-F clock to elapse before starting A/D conversion.
ADINSEL register to 000b.
If the ADMOD register is rewritten during A/D conversion, the conversion result is undefined.
This bit is used to select the fAD clock to be used by the A/D converter.
Symbol ADCAP1 ADCAP0
ADCAP0 A/D conversion trigger select bits
ADCAP1
Symbol
Bit
CKS0
CKS1
CKS2
MD0
MD1
MD2
A/D Mode Register (ADMOD)
Preliminary document
Specifications in this document are tentative and subject to change.
b7
0
(1)
A/D operating mode select bits
Division select bits
Clock source select bit
b6
0
Bit Name
MD2
b5
0
MD1
b4
0
(2)
0: f1 selected
1: fHOCO-F selected
b1 b0
b5 b4 b3
b7 b6
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 is started by software trigger
0 1: Do not set.
1 0: A/D conversion is started by conversion trigger
1 1: A/D conversion is started by event input trigger
MD0
(ADST bit in ADCON0 register)
from timer RC
from ELC
b3
0
CKS2
b2
0
Function
CKS1
b1
0
CKS0
b0
0
23. A/D Converter
Page 539 of 725
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W