Fukuda Denshi HR-800, Service Manual

Page: 34 / 70

4 － 8
Board Connector
（
HR8-IF Board CN1
）
Connector: DF20F-20DP-1H(50) （ Hirose ）
Pin No. I/O Item Pin No. I/O Item
１ -
+24V
11 -
GND
2 - +24V 12 - GND
3 - +24V 13 - GND
4 - +24V 14 - GND
5 - +24V 15 O RXD1
6 - +24V 16 I TXD1
7 - +3.3V 17 - RESERVE
8 - +3.3V 18 O RESET1
9 - GND 19 I BZ
10 - GND 20 I 24V_REG_ON
PLD Writing Connector (HR8CPU Board)
Connector: XG4C-1031 (Omron)
Pin No. I/O Item Pin No. I/O Item
１
I
TCK
6 -
NC
2 - GND 7 - NC
3 O TDO 8 - NC
4 - +3.3V 9 I TDI
5 I TMS 10 - GND
JTAG Debug Connector (HR8CPU Board)
Connector: XG4C-1431 （ Omron)
Pin No. I/O Item Pin No. I/O Item
1 I TCK 8 O VCC
2 - NC 9 I TMS
3 I TRST 10 - NC
4 I ASEMD0 11 I TDI
5 O TDO 12 - GND
6 - GND 13 O RESET
7 IO ASEBRKAK/ASEBRK 14 - GND
Serial Connector (HR8CPU Board)
Connector: DF11-8DP-2DSA(08) (Hirose)
Pin No. I/O Item Pin No. I/O Item
1 I TXD 5 - NC
2 O RXD 6 - NC
3 - Loopback 7 - VCC
4 - Loopback 8 - GND