NEC switch User Manual
Page 194
CHAPTER 14
µµµµPD78F9801
User’s Manual U12978EJ3V0UD
194
If Flashpro III (part no. FL-PR3, PG-FP3)/Flashpro IV is used as a dedicated flash programmer, the following
signals are generated for the
µPD78F9801. For details, refer to the manual of Flashpro III/Flashpro IV.
Table 14-3. Pin Connection List
Signal Name
I/O
Pin Function
Pin Name
3-Wire Serial I/O
Pseudo-3-Wire
VPP1
Output
Write voltage
V
PP
VPP2
−
−
−
ЧЧЧЧ
ЧЧЧЧ
VDD
I/O
V
DD
voltage generation/voltage monitoring
V
DD0
, V
DD1
Note
Note
GND
−
Ground
V
SS0
, V
SS1
CLK
Output
Clock output
X1
RESET
Output
Reset signal
RESET
SI
Input
Receive signal
SO10/P11
SO
Output
Transmit signal
SI10/P12
SCK
Output
Transfer clock
SCK10/P10
HS
Input
Handshake signal
−
ЧЧЧЧ
ЧЧЧЧ
Note V
DD
voltage must be supplied before programming is started.
Remark
: Pin must be connected.
: If the signal is supplied on the target board, pin does not need to be connected.
ЧЧЧЧ: Pin does not need to be connected.