C8051F50x-F51x
Table 3.1. Pin Definitions for the C8051F50x-F51x (Continued)
Name
Pin
Pin
Pin
Type
Description
‘F500/1/4/5 F508/9- ‘F502/3/6/7
F510/1
(40-pin)
(48-pin)
(32-pin)
P3.7
19
18
11
—
—
—
D I/O
D I/O
Port 3.7.
P4.0
Port 4.0. See SFR Definition 20.28 for a
description.
P4.1
P4.2
P4.3
P4.4
P4.5
P4.6
P4.7
17
16
15
14
13
10
9
—
—
—
—
—
—
—
—
—
—
—
—
—
—
D I/O
D I/O
D I/O
D I/O
D I/O
D I/O
D I/O
Port 4.1.
Port 4.2.
Port 4.3.
Port 4.4.
Port 4.5.
Port 4.6.
Port 4.7.
24
Rev. 1.1