UPD78F4046GC-3B9 NEC, UPD78F4046GC-3B9 Datasheet - Page 17

• Manufacturer Part Number: UPD78F4046GC-3B9
• Description: 16-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC

7. FLASH MEMORY PROGRAMMING
is performed with the dedicated flash programmer Flashpro II (part number: FL-PR2) and Flashpro III (part
number: FL-PR3, PG-FP3)) connected to the host machine and the target system.
7.1 Selecting Communication Mode
a serial communication mode from those listed in Table 7-1. The selection of the communication mode is made
by using the format shown in Figure 7-1. Each communication mode is selected by the number of V
shown in Table 7-1.
The flash memory can be written with the PD78F4046 mounted on the target board (on-board write). Writing
Remark Flashpro II and III are products of Naito Densei Machida Mfg. Co., Ltd..
Writing to flash memory is performed using the Flashpro II and III via a serial communication mode. Select
3-wire serial I/O
UART
Communication Mode
MODE/V
Figure 7-1. Format of Communication Mode Selection
RESET
Number of Channels
2
2
Table 7-1. List of Communication Modes
PP
10 V
V
V
V
V
DD
DD
SS
SS
Data Sheet U11447EJ2V0DS00
P34/ASCK/SCK1
P33/TxD/SO1
P32/RxD/SI1
P37/ASCK2/SCK2
P36/TxD2/SO2
P35/RxD2/SI2
P33/TxD/SO1
P32/RxD/SI1
P36/TxD2/SO2
P35/RxD2/SI2
Pins Used
0
1
8
9
Number of V
PD78F4046
PP
Pulses
PP
pulses
17