Silicon Laboratories C8051F930-DK User Manual page 18

C8051F930-DK
7.6. Expansion I/O Connector (P1)
The 96-pin Expansion I/O connector P1 provides access to all signal pins of the C8051F930 device (except the C2
debug interface signals). In addition, power supply and ground pins are included. A small through-hole prototyping
area is also provided. See Table 2 for a list of pin descriptions for P1.
Row A
Pin #
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
18
Downloaded from Elcodis.com electronic components distributor
Table 2. P1 Pin Descriptions
Description
1 +3 VD
2 nc
3 nc
4 nc
5 nc
6 nc
7 nc
8 nc
9 nc
nc
P0.5/RX
P0.2H
P1.7/AD7
P1.4/AD4
P1.1/AD1
A6-Latch
A3-Latch
A0-Latch
nc
P2.2/A10
/WR
P2.3/A11
P2.0/A8
nc
nc
GND
nc
nc
nc
nc
nc
nc
Row B
Description
Pin #
1 GND
2 nc
3 nc
4 nc
5 nc
6 nc
7 nc
8 nc
9 nc
10
P0.7/IREF0
11
P0.4/TX
12
P0.1/AGND
13 P1.6/AD6
14 P1.3/AD3
15 P1.0/AD0
16 A5-Latch
17 A2-Latch
18 P2.3/A11
19 nc
20 P2.1/A9
21 /RD
22 P2.2/A10
23 ALE
24 nc
25 GND
26 nc
27 nc
28 VDD/DC+
29 nc
30 nc
31 nc
32 GND
Rev. 0.5
Row C
Description
Pin #
1 nc
2 nc
3 nc
4 nc
5 nc
6 nc
7 nc
8 nc
9 nc
10
P0.6/CNVSTR
11 P0.3H
12
P0.0/VREF
13 P1.5/AD5
14 P1.2/AD2
15 A7-Latch
16 A4-Latch
17 A1-Latch
18 nc
19 P2.3/A11
20 P2.0/A8
21 P0.2H
22 P2.1/A9
23 nc
24 nc
25 nc
26 nc
27 nc
28 VBAT
29 nc
30 nc
31 nc
32 nc