Datasheet
4D SYSTEMS DIABLO16 Processor
© 2014 4D SYSTEMS Page 7 of 33 www.4dsystems.com.au
DIABLO16 PROCESSOR
I = Input, O = Output, P = Power, A = Analogue
DIABLO16 Processor Pin Out (continued…)
Pin
Symbol
I/O
Description
11
D5
I/O
Display Data Bus bit 5.
12
D4
I/O
Display Data Bus bit 4.
13
D3
I/O
Display Data Bus bit 3.
14
D2
I/O
Display Data Bus bit 2.
15
D1
I/O
Display Data Bus bit 1.
16
D0
I/O
Display Data Bus bit 0.
17
D6
I/O
Display Data Bus bit 6.
18
D7
I/O
Display Data Bus bit 7.
21
D8
I/O
Display Data Bus bit 8.
22
D9
I/O
Display Data Bus bit 9.
23
D10
I/O
Display Data Bus bit 10.
24
D11
I/O
Display Data Bus bit 11.
27
D12
I/O
Display Data Bus bit 12.
28
D13
I/O
Display Data Bus bit 13.
29
D14
I/O
Display Data Bus bit 14.
30
D15
I/O
Display Data Bus bit 15.
31
PA12
I
General Purpose Input only pin. This pin is 5.0V tolerant.
32
PA13
I
General Purpose Input only pin. This pin is 5.0V tolerant.
33
TX0
O
Dedicated Asynchronous Serial port Transmit pin, TX. Connect this pin to host
micro-controller Serial Receive (Rx) signal. The host receives data from
DAIBLO16 via this pin. This pin is 5.0V tolerant. Processor Programming Pin.
36
PA15
I/O
General Purpose I/O. This pin is 5.0V tolerant.
37
PA14
I/O
General Purpose I/O. This pin is 5.0V tolerant.
39
CLK1
I
Device Clock input 1 of a 12MHz crystal.
40
CLK2
O
Device Clock input 2 of a 12MHz crystal.
42
RX0
I
Asynchronous Serial port Receive pin, RX. Connect this pin to host micro-
controller Serial Transmit (Tx) signal. The host transmits data to DIABLO16 via
this pin. This pin is 5.0V tolerant. Processor Programming Pin.
43
PA10
I/O
General Purpose I/O. This pin is 5.0V tolerant.
44
PA11
I/O
General Purpose I/O. This pin is 5.0V tolerant.
45
AUDIOENB
O
Audio Enable. Connect this pin to amplifier control.
LOW: Disable external Audio amplifier.
HIGH: Enable external Audio amplifier.
46
PA4
I/O
General Purpose I/O. This pin is 5.0V tolerant.
47
XL
O
4-Wire Resistive Touch Screen Left signal. Connect this pin to XL or X- signal
of the touch panel.
48
YD
O
4-Wire resistive touch screen bottom signal. Connect this pin to YD or Y-
signal of the touch panel.
49
PA5
I/O
General Purpose I/O. This pin is 5.0V tolerant.
50
PA6
I/O
General Purpose I/O. This pin is 5.0V tolerant.
51
PA7
I/O
General Purpose I/O. This pin is 5.0V tolerant.
52
PA8
I/O
General Purpose I/O. This pin is 5.0V tolerant.
53
PA9
I/O
General Purpose I/O. This pin is 5.0V tolerant.