Z-World Fox LP3500 User Manual - page 133
Manual is about: C-Programmable Single-Board Computer
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User’s Manual
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Once you establish that the programming port will never again be needed for program-
ming, it is possible to use the programming port for additional I/O lines. Table F-1 lists the
pins available for this alternate configuration.
Table F-1. LP3500 Programming Port Configurations
Pin
Pin Name
Default Use
Alternate Use
Notes
1
RXA
Serial Port A
PC6—Output
2
GND
3
CLKA
PB1—Bitwise or parallel
programmable input
4
VCC
5
RESET
Connected to reset genera-
tor U1 on LP3500 module
6
TXA
Serial Port A
PC7—Input
8
STATUS
Output
9
SMODE0
Input
Must be low when LP3500
boots up
10
SMODE1
Input
Must be low when LP3500
boots up