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RS-232C SERIAL INTERFACE
RS-232C
Transmission system
: EIA RS-232C
Transmission form
: Asynchronous, bi-directional, half duplex
Data format
: Baud rate
: 600, 1200, 2400, 4800, 9600, 19200 bps
Data bits
: 7 bits or 8 bits
Parity bit
: EVEN, ODD
(Data bits 7 bits)
NONE
(Data bits 8 bits)
Stop bits
: 1 bit or 2 bits
Code
:
ASCII
Terminator
: <CR> or <CR><LF>
Circuit
Connection to the weighing instrument
Connection to an external device
D-Sub 9-pin
DIN 8-pin
Pin
No.
Signal
name
Direction Description
Pin
No.
Signal
name
Direction
Description
1
⎯
⎯
N.C.
1 FG
⎯
Frame
ground
2 RXD Input
Receive
data
2 RXD Input
Receive
data
3 TXD Output
Transmit
data
3 TXD Output
Transmit
data
4
⎯
⎯
N.C.
4 RTS Input
Request
to
send
5 SG
⎯
Signal
ground
5 SG
⎯
Signal
ground
6
DSR
Input
Data set ready
6
CTS
Output
Clear to send
7
RTS
Output
Request to send
7
DSR
Output
Data set ready
8
CTS
Input
Clear to send
8
⎯
⎯
N.C.
9
⎯
⎯
N.C.
(The signal names except TXD and RXD
apply to the DTE such as a personal
computer.)
(AD-8922 is a DTE. Connects to a DCE such
as a weighing instrument using a straight
through cable.)
Содержание AD-8922
Страница 1: ...AD 8922 Remote Controller INSTRUCTION MANUAL WM PD4000929A...
Страница 18: ...16 EXTERNAL DIMENSIONS Unit mm...
Страница 38: ...36 MEMO...