Tibbo EM1000 - Page 21

10Embedded Modules
© Tibbo Technology Inc.
RX, W1 input, and DATA input of the serial
port 1.
12
(1,2)
GPIO11/P1.3/TX1
General-purpose I/O line 11 (P1.3);
TX, W1 output, and DATA output of the
serial port 1.
13
(1,2)
GPIO12/P1.4/RX2
General-purpose I/O line 12 (P1.4);
RX, W1 input, and DATA input of the serial
port 2.
14
(1,2)
GPIO13/P1.5/TX2
General-purpose I/O line 13 (P1.5);
TX, W1 output, and DATA output of the
serial port 2.
15
(1,2)
GPIO14/P1.6/RX3
General-purpose I/O line 14 (P1.6);
RX, W1 input, and DATA input of the serial
port 3.
16
(1,2)
GPIO15/P1.7/TX3
General-purpose I/O line 15 (P1.7);
TX, W1 output, and DATA output of the
serial port 3.
17
(1,2,3)
GPIO16/P2.0/INT0/CTS
0
General-purpose I/O line 16 (P2.0);
interrupt line 0.
18
(1,2,3)
GPIO17/P2.1/INT1/CTS
1
General-purpose I/O line 17 (P2.1);
interrupt line 1.
19
(1,2,3)
GPIO18/P2.2/INT2/CTS
2
General-purpose I/O line 18 (P2.2);
interrupt line 2.
20
(1,2,3)
GPIO19/P2.3/INT3/CTS
3
General-purpose I/O line 19 (P2.3);
interrupt line 3.
21
(1,2,3)
GPIO20/P2.4/INT4/DSR
0
General-purpose I/O line 20 (P2.4);
interrupt line 4.
22
(1,2,3)
GPIO21/P2.5/INT5/DSR
1
General-purpose I/O line 21 (P2.5);
interrupt line 5.
23
(1,2,3)
GPIO22/P2.6/INT6/DSR
2
General-purpose I/O line 22 (P2.6);
interrupt line 6.
24
(1,2,3)
GPIO23/P2.7/INT7/DSR
3
General-purpose I/O line 23 (P2.7);
interrupt line 7.
25
(1,2)
GPIO40/ADC0
General-purpose I/O line 40 (does not
belong to any 8-bit port); ADC input 0.
26
(1,2)
GPIO41/ADC1
General-purpose I/O line 41 (does not
belong to any 8-bit port); ADC input 1.
27
(1,2)
GPIO42/ADC2
General-purpose I/O line 42 (does not
belong to any 8-bit port); ADC input 2.
28
(1,2)
GPIO43/ADC3
General-purpose I/O line 43 (does not
belong to any 8-bit port); ADC input 3.
29
GND
System ground.
30
(1,2)
GPIO44
General-purpose I/O line 44 (does not
belong to any 8-bit port).
31
(1,2)
GPIO25/P3.1
General-purpose I/O line 25 (P3.1).