CHAPTER 27 FLASH MEMORY
Page 807 of 920
27.1
Serial Programming Using Flash Memory Programmer
The following dedicated flash memory programmer can be used to write data to the internal flash memory of the
RL78 microcontroller.
• PG-FP5, FL-PR5
• E1 on-chip debugging emulator
Data can be written to the flash memory on-board or off-board, by using a dedicated flash memory programmer.
(1) On-board programming
The contents of the flash memory can be rewritten after the RL78 microcontroller has been mounted on the
target system. The connectors that connect the dedicated flash memory programmer must be mounted on the
target system.
(2) Off-board programming
Data can be written to the flash memory with a dedicated program adapter (FA series) before the RL78
microcontroller is mounted on the target system.
Remark
FL-PR5 and FA series are products of Naito Densei Machida Mfg. Co., Ltd.
Table 27 - 1 Wiring Between RL78/G1H and Dedicated Flash Memory Programmer
Note
Connect REGC pin to ground via a capacitor (0.47 to 1
μ
F).
Remark
Pins that are not indicated in the above table can be left open when using the flash memory programmer for flash
programming.
Pin Configuration of Dedicated Flash Memory Programmer
Pin Name
Pin No.
Signal Name
I/O
Pin Function
PG-FP5,
FL-PR5
E1 on-chip
Debugging Emulator
SI/RxD
TOOL0
I/O
Transmit/
receive signal
TOOL0/
P40
6
/RESET
RESET
Output
Reset signal
RESET
7
V
DD
I/O
V
DD
voltage generation/
power monitoring
V
DD
15
GND
—
Ground
V
SS
14
REGC
13
FLMD1
EMV
DD
—
Driving power for TOOL0 pin
V
DD
15
Содержание RL78/G1H
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