VBBIM09/33/20 v5.0.3
Chapter 7 VRI-1
117
D1 (A) / D2 (B)
– Status LEDs
▪
Powered Up:
All LEDs OFF
▪
Initialization:
LED A ON at start if initialization
▪
Runtime:
LED A heartbeat and on-line status after successful initialization
Offline: 1 Hz (20% ON)
Online
– Unencrypted: 1 Hz (80% ON)
Online
– Encrypted: 3X 0.1s ON, 0.1s OFF followed by 0.1s ON, 0.3s OFF
▪
Waiting for Firmware Download: LED A = 0.1s ON, 0.1s OFF
▪
Communication Status: LED B indicates RS485 communications activity.
Connecting to bright blue
Communication between the
bright blue
controller and a VRI-1 reader interface is via RS-485 protocol. Any one
of the Device connectors (Device 1-1 through 2-16) on the
bright blue
controller can be used to communicate
with TB1 for RS-485 communications and TB2 for power on a VRI-1. The example below shows connections
between Device 1-1 on the
bright blue
controller and TB1, TB2 on the VRI-1.
Data Communication between bright blue and VRI-1
bright blue
VRI-1
PIN 1
– A (Data A)
TB1 PIN 1
– TR+
PIN 2
– B (Data B)
TB1 PIN 2
– TR-
PIN 3
– + (Power)
TB2 PIN1
– VIN
PIN 4
– - (Ground)
TB2 PIN2
– GND
