HD64F2638F20J Datasheet, PDF (857/1512 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
Section 21B ROM
(H8S/2638 Group, H8S/2639 Group, H8S/2630 Group)
21B.5 Pin Configuration
The flash memory is controlled by means of the pins shown in table 21B-5.
Table 21B-5 Pin Configuration
Pin Name
Reset
Flash write enable
Abbreviation
RES
FWE
I/O
Input
Input
Mode 2
Mode 1
Mode 0
Port F0
Port 16
Port 14
Transmit data
Receive data
MD2
MD1
MD0
PF0
P16
P14
TxD1
RxD1
Input
Input
Input
Input
Input
Input
Output
Input
Function
Reset
Flash memory program/erase protection by
hardware
Sets MCU operating mode
Sets MCU operating mode
Sets MCU operating mode
Sets MCU operating mode in programmer mode
Sets MCU operating mode in programmer mode
Sets MCU operating mode in programmer mode
Serial transmit data output
Serial receive data input
REJ09B0103-0800 Rev. 8.00
May 28, 2010
Page 807 of 1458