PONE-000-01 Datasheet, PDF (3/56 Pages) List of Unclassifed Manufacturers – The ideal device for simple nodes, such as switches, actuators and sensor

March 2000
CEWay™ PL-One Data Sheet
Pin Descriptions
Table 1 CEWay PL-One Pin Descriptions
Symbol
P0.0 – P0.7
P1.0 – P1.7
P2.0 – P2.7
P3.0, P3.1
P3.3 – P3.7
XTAL2
PIN
Description
5, 7, 12, 13, Port 0: 8-bit bi-directional I/O port
14, 15, 16, 17 Port Pin Alternative Function
P0.0
A/D0
P0.1
P0.2
A/D1
A/D2
P0.3
A/D3
P0.4
P0.5
A/D4
A/D5
P0.6
A/D6
P0.7
A/D7
2, 4, 6, 8, 9, Port 1: 8-bit bi-directional I/O port
10, 26, 27 Port Pin Alternative Function
P1.0
P1.1
T2
T2EX
P1.2
-
P1.3
-
P1.4
-
P1.5
-
P1.6
-
P1.7
-
19, 20, 21, 22, Port 2: 8-bit bi-directional I/O port
23, 24, 29, 31 Port Pin Alternative Function
P2.0
A8
P2.1
A9
P2.2
A10
P2.3
A11
P2.4
A12
P2.5
A13
P2.6
A14
P2.7
A15
38, 42, 36, 40, Port 3: 7-bit I/O port. 2 bi-directional pins, 3 outputs, and 2 inputs.
43, 39, 67 Output pins always read as 0.
Port Pin Alternative Function
Direction
P3.0
RxD
Bi-directional
P3.1
TxD
Bi-directional
P3.2
INT0: Not available externally, N/A
used for PLSES Interrupt.
P3.3
INT1
Input
P3.4
T0
Output
P3.5
T1
Input
P3.6
WR*
Output
P3.7
RD*
Output
32
Crystal 2: Output to the inverting oscillator amplifier that forms the
oscillator.
D-CW-0100-04
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