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Chapter 21
Flash Memory
User’s Manual U16702EE3V2UD00
The dedicated flash programmer outputs the transfer clock, and the V850E/RS1 operates as a slave.
When the PG-FP4 is used as the dedicated flash programmer, it generates the following signals to the
V850E/RS1. For details, refer to the
PG-FP4 manual (U15260E)
.
Remark:
:
Always connected
×
:
Does not need to be connected
Table 21-1:
Signal Generation of Dedicated Flash Programmer (PG-FP4)
PG-FP4
V850E/RS1
Connection Handling
Signal Name
I/O
Pin Function
Pin Name
CSIB0
UARTA0
CSIB0 + HS
FLMD0
Output
Writing enable/disable
FLMD0
V
DD
I/O
V
DD
voltage generation/
voltage monitoring
V
DD
GND
-
Ground
V
SS
CLK
Output
Clock output to V850E/RS1
X1
×
×
×
RESET
Output
Reset signal
RESET
SI/RXD
Input
Receive signal
SOB0/TXDA0
SO/TXD
Output
Transmit signal
SIB0/RXDA0
SCK
Output
Transfer clock
SCKB0
×
HS
Input
Handshake signal of CSI0 + HS
communication
PCM0
×
×
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