D12320VF25IV Datasheet, PDF (780/1304 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 19 ROM
19.4.8 Pin Configuration
The flash memory is controlled by means of the pins shown in table 19.5.
Table 19.5 Flash Memory Pins
Pin Name
Reset
Mode 2
Mode 1
Mode 0
Port 64
Port 65
Port 66
Transmit data
Receive data
Abbreviation
RES
MD2
MD1
MD0
P64
P65
P66
TxD1
RxD1
I/O
Input
Input
Input
Input
Input
Input
Input
Output
Input
Function
Reset
Sets MCU operating mode
Sets MCU operating mode
Sets MCU operating mode
Sets MCU operating mode in PROM mode
Sets MCU operating mode in PROM mode
Sets MCU operating mode in PROM mode
Serial transmit data output
Serial receive data input
Rev.6.00 Sep. 27, 2007 Page 748 of 1268
REJ09B0220-0600