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22.2.6
Block Configuration
The flash memory is divided into three 64 kbytes blocks, one 32 kbytes block, and eight 4 kbytes
blocks.
22.3
Pin Configuration
The flash memory is controlled by means of the pins shown in table 22-2.
Table 22-2 Pin Configuration
Pin Name
Reset
Flash write enable
Mode 2
Mode 1
Mode 0
Port F0
Port 16
Port 14
Transmit data
Receive data
788
Address H'00000
256 kbytes
Address H'3FFFF
Figure 22-5 Flash Memory Block Configuration
Abbreviation
RES
FWE
MD2
MD1
MD0
PF0
P16
P14
TxD2
RxD2
4 kbytes
32 kbytes
64 kbytes
64 kbytes
64 kbytes
I/O
Function
Input
Reset
Input
Flash memory program/erase protection by
hardware
Input
Sets MCU operating mode
Input
Sets MCU operating mode
Input
Sets MCU operating mode
Input
Sets MCU operating mode in programmer
mode
Input
Sets MCU operating mode in programmer
mode
Input
Sets MCU operating mode in programmer
mode
Output
Serial transmit data output
Input
Serial receive data input
×
8
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