AVE RegCom-Pro Operation Manual page 13

Note:
When the RS-485 port is set for Bi-Directional RS-485 the TXD port has no function. When the RS-
485 port is set for recieve data only then the TXD port can be used for an RS-232 output.
Table 3 : Pin-Out of the DB-9 Female Connector on the VSI-Pro RS-422 / RS-485
Networking to additional
RegCom-Pro, Regcom,
Networker, Vnetworker or
PC Software Application
RegCom-Pro POS / Cash Register Interface
PIN #
FUNCTION
1 Alarm Out 1
2 No Function
3 TXD RS-232
4 RS-485 (+) A Data
5 Ground
6 RS-485 (-) B Data
7 RTS ( Alarm In )
8 CTS
9 Alarm Out 2
RS-485
RegCom-Pro
Figure 4: RegCom-Pro Connections
DIRECTION
Open Collector Transisitor
No Function
From RegCom-Pro (Option)
From or To RegCom-Pro
From or To RegCom-Pro
To RegCom-Pro
From RegCom-Pro
Open Collector Transistor
WALL TRANSFORMER
9-12VDC 300mA
RS-232 or
RS-485
Direct or
ECR
Interface
13
3. CONNECTIONS
CASH REGISTER