M-Station Baseboard
3.1
J4 16-Pin Flash Programming and Debugging Header
The 16-pin interface header is designed for compatibility with most NEC Electronics flash
programmers, for example, the PG-FP4-E or the FlashMASTER. For confirmation, please refer to the
user’s manual for your device. Table 3 shows the signal assignments for connection.
Figure 3.
16-Pin Header, Viewed from Solder Side (Underside) of Target
Table 3.
Pin Assignments for 16-Pin Header
Signal
Pin No.
PG-FP4 M-Station
Description
1
GND GND Ground
2 RESET_B RESET_B1 RESET_B1
reset
for 78K0 or 78K0S real chip
3
RxD/SI
RxD/SI
Serial I/O or UART data receive
4 V
DD
V
DD
_FLASH V
DD
power to/from micro-board or target
5
TxD/SO TxD/SO Serial
I/O or UART data transmit
6 V
PP
V
PP
Flash programming voltage
7
SCK
SCK
Serial clock output from USB interface
8
HS HS Handshake
signal
input
9 CLK
X1_OSC
Optional clock from baseboard to micro-board (J7 clock circuit
must be installed)
10 V
DE
V
DE
Micro-board/target
V
DD
detect, power for interface circuit
11 V
DD2
OPEN
12
FLMD1
FLMD1
Flash programming mode 1
13
RFU-1
USB_INTP
Interrupt signal from USB interface
14
FLMD0
FLMD0
Flash programming mode 0
15 Not
used
OPEN
16
Not used
RESET_B2
Reset for V850ES/KG1
5
