Laird Controls North America Inc. 86942 用户手册
9S21-8694-A001
Laird™ proprietary and confidential
Page
10 of 12
Revision: A, Approved
3
H
OST
I
NTERFACE
D
EFINITION
3.1
P
INS
A
SSIGNMENT
Description IO
Signal P101 P102 Signal
IO
Description
Range limit
RNGLMT
1
1
Chassis
Shielding
RS232 Rx Data
I
RXD
2
2
TXD
O
RS232 TX data
RS232 TX data
O
TXD
3
3
RXD
I
RS232 Rx Data
Programe enable
I
PROGn
4
4
RTSD
O
RS232 request to send data
Receiver common ground
GND
5
5
CTSD
I
RS232 clear to send data
NC
6
6
+12V
+12V
7
7
GND
Clock
I
/CLK
8
8
AUX/RDATA
I
Auxillary line
Reset
I
/STB
9
GND
10
Table 3.1 – Host Interface pins assignment