PICASO-OGM Datasheet, PDF (6/22 Pages) List of Unclassifed Manufacturers – OEM Graphics Module

4D SYSTEMS
PICASO OGM Module
OGM Pin Outs (Continued)
Pin Symbol I/O Description
15 BACKLITE I Backlight control for external PWM or Digital Control. Please refer to Section 4.3
for information on how this can be controlled externally
16 DISPON O Backlight control from the PICASO, must be connected externally to the
BACKLITE pin (Pin 15) in order for PICASO to control the backlight.
17
GND
P Supply Ground
18
GND
P Supply Ground
19
RX1
I Asynchronous serial port 1 receive pin. COM1
20
TX1
O Asynchronous serial port 1 transmit pin. COM1
21
GND
P Supply Ground
22
RESET
I Master Reset, Active Low (GND)
23
TX0
O Asynchronous serial port 0 transmit pin. COM0
24
RX0
I Asynchronous serial port 0 receive pin. COM0
25
GND
P Supply Ground
26
GND
P Supply Ground
27 I2C_SDA I/O I²C Bidirectional Data
28
I2C_SCL
O I²C Clock Output
29
GND
P Supply Ground
30
GND
P Supply Ground
31
GND
P Supply Ground
32 AUDENB O Audio Amplified Enable
33
AUDIO
O Raw PWM Audio Output (requires external components)
34
GND
P Supply Ground
35
GND
P Supply Ground
36
BUS0
I/O IO Bus (BUS0..7) bit 0
37
BUS1
I/O IO Bus (BUS0..7) bit 1
38
BUS2
I/O IO Bus (BUS0..7) bit 2
39
BUS3
I/O IO Bus (BUS0..7) bit 3
40
BUS4
I/O IO Bus (BUS0..7) bit 4
41
BUS5
I/O IO Bus (BUS0..7) bit 5
42
BUS6
I/O IO Bus (BUS0..7) bit 6
43
BUS7
I/O IO Bus (BUS0..7) bit 7
44
GND
P Supply Ground
45
IO5
I/O General Purpose Input/Output 5 Pin
46
IO4
I/O General Purpose Input/Output 4 Pin
47
IO3
I/O General Purpose Input/Output 3 Pin
48
IO2
I/O General Purpose Input/Output 2 Pin
49
IO1
I/O General Purpose Input/Output 1 Pin
50 RAW+3.3V P Supply Input +3.3VDC to +3.6VDC, +3.3VDC Nominal
51
GND
P Supply Ground
52 RAW+VCC P Backlight Supply Input +3.3VDC to +5.5VDC, +5VDC Nominal
53
GND
P Supply Ground
54
GND
P Supply Ground
I = Input, O = Output, P = Power
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