HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 997

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Note:
Bit
7
6
5
4
3
2
1
0
Bit Name
CKS1
CKS0
MULTI1
MULTI0

CH2
CH1
CH0
*
Only 0 can be written to clear the flag.
Initial Value
0
1
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
Description
Clock Select
Selects the A/D conversion time. Clear the ADST bit
to 0 before changing the conversion time.
00: Conversion time = 151 states (maximum)
01: Conversion time = 285 states (maximum)
10: Conversion time = 545 states (maximum)
11: Reserved (setting prohibited)
When Pφ ≥ 16.5 MHz, do not set CKS1 and CKS0 to
00. If set, a sufficient conversion time is not assured,
causing inaccurate conversion or abnormal operation.
Selects single mode, multi mode, or scan mode.
00: Single mode
01: Reserved (setting prohibited)
10: Multi mode
11: Scan mode
Reserved
These bits are always read as 0. The write value
should always be 0.
Channel Select 2 to 0 (CH2 to CH0)
These bits and the MULTI bit select the analog input
channels. Clear the ADST bit to 0 before changing
the channel selection.
Single mode
000: AN0
001: AN1
010: AN2
011: AN3
100: Reserved (setting prohibited)
101: Reserved (setting prohibited)
110: Reserved (setting prohibited)
111: Reserved (setting prohibited)
Rev. 3.00
AN0
AN0, AN1
AN0 to AN2
AN0 to AN3
Jan. 18, 2008
Multi mode or scan mode
Section 27
REJ09B0033-0300
Page 935 of 1458
A/D Converter