SH7055S Datasheet, PDF (783/1002 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7000 Series

22.3 Pin Configuration
Flash memory is controlled by the pins as shown in table 22.3.
Table 22.3 Pin Configuration
Pin Name
Abbreviation Input/Output Function
Power-on reset
RES
Input
Reset
Flash programming FWE
enable
Input
Hardware protection when
programming flash memory
Mode 2
MD2
Input
Sets operating mode of this LSI
Mode 1
MD1
Input
Sets operating mode of this LSI
Mode 0
MD0
Input
Sets operating mode of this LSI
Transmit data
TxD1
Output
Serial transmit data output (used in
boot mode)
Receive data
RxD1
Input
Serial receive data input (used in boot
mode)
Note: For the pin configuration in programmer mode, see section 22.9, Programmer Mode.
Rev.2.0, 07/03, page 745 of 960