HD6432646 Hitachi, HD6432646 Datasheet - Page 699

• Manufacturer Part Number: HD6432646
• Description: (HD64F264x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

20.3
The flash memory is controlled by means of the pins shown in table 20-1.
Table 20-1 Pin Configuration
Pin Name
Reset
Flash write enable
Mode 2
Mode 1
Mode 0
Port F0
Port 16
Port 14
Transmit data
Receive data
Pin Configuration
Abbreviation
RES
FWE
MD2
MD1
MD0
PF0
P16
P14
TxD1
RxD1
I/O
Input
Input
Input
Input
Input
Input
Input
Input
Output
Input
Function
Reset
Flash program/erase protection by hardware
Sets LSI operating mode
Sets LSI operating mode
Sets LSI operating mode
Sets LSI operating mode when MD2 =
MD1 = MD0 =0
Sets LSI operating mode when MD2 =
MD1 = MD0 =0
Sets LSI operating mode when MD2 =
MD1 = MD0 =0
Serial transmit data output
Serial receive data input
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