Alcorn Mcbride V+ series, User Manual

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10-4 V2+ Hardware Reference
Port 2: RS-232 or MIDI
Port 2 is factory configured as an RS-232C serial port, but can be reconfigured
as a MIDI port. When reconfigured, MIDI Input is received by the MIDI IN
port, and MIDI Output is sent out the MIDI OUT port. The MIDI Thru port
echoes the data received on MIDI IN.

Configuring Port 2 as MIDI
1.
Place the jumper on W2 and W3 in the direction toward the “MIDI” text.
2. Configure Port 2 in WinScript as “MIDI”
3. Configure the baud rate of Port 2 in WinScript as 31250 baud
MIDI IN
Pin Connection
4 MIDI RX+
5 MIDI RX-
Table 4 – MIDI IN connections.
MIDI OUT and THRU
Pin Connection
2 GND
4 MIDI TX+
5 MIDI TX-
Table 5 – MIDI OUT and THRU connections.

Configuring Port 2 as RS-232
1.
Place the jumpers on W2 and W3 in the direction toward the “RS-232” text.
LCD Display
The V2+ includes a standard 2x16 (32 character) Backlit LCD Display. An
internal potentiometer is used to adjust the contrast (viewing angle) of the LCD.

Adjusting the LCD contrast
1.
To make the display lighter, turn “CONTRAST” control VR1 clockwise.
2. To make the display darker, turn VR1 counter-clockwise.