Block Configuration; Pin Configuration - Renesas H8S/2633 Series Hardware Manual

22.4.7

Block Configuration

The flash memory is divided into three 64 kbytes blocks, one 32 kbytes block, and eight 4 kbytes
blocks.
22.4.8

Pin Configuration

The flash memory is controlled by means of the pins shown in table 22-5.
Table 22-5 Pin Configuration
Pin Name
Reset
Flash write enable
Mode 2
Mode 1
Mode 0
Port F0
Port 16
Port 14
Transmit data
Receive data
906
Address H'00000
256 kbytes
Address H'3FFFF
Figure 22-6 Flash Memory Block Configuration
Abbreviation I/O
RES
Input
FWE Input
MD2 Input
MD1 Input
MD0 Input
PF0 Input
P16 Input
P14 Input
TxD2 Output
RxD2 Input
×
4 kbytes 8
32 kbytes
64 kbytes
64 kbytes
64 kbytes
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