HD64F2638F20J Datasheet, PDF (1461/1512 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
Appendix B Internal I/O Register
ADCR—A/D Control Register
Bit
7
6
5
TRGS1 TRGS0 ⎯
Initial value
0
0
1
Read/Write ^R/W
R/W
⎯
H'FF99
A/D Converter
4
3
2
1
0
⎯
CKS1 CKS0
⎯
⎯
1
0
0
1
1
⎯
R/W R/W
⎯
⎯
Clock Select
0 0 Conversion time = 530 states (max.)
1 Conversion time = 266 states (max.)
1 0 Conversion time = 134 states (max.)
1 Conversion time = 68 states (max.)
Timer Trigger Select
0 0 A/D conversion start by software is enabled
1 A/D conversion start by TPU conversion start trigger is enabled
1 0 Setting prohibited
1 A/D conversion start by external trigger pin (ADTRG) is enabled
REJ09B0103-0800 Rev. 8.00
May 28, 2010
Page 1411 of 1458