Development Kit
WiPort™ Integration Guide
23
Jumpers
Details
JP5 in and JP6 in
CP2 and CP3 connected to RS-232
transceiver; function as DTR0 and DCD0.
JP5 out and JP6 out
CP2 and CP3 not connected to RS-232
transceiver; can function as general purpose
I/O pins.
JP3 in
CP0 connected to RS232/RS485 select
JP4 in
CP1 connected to RS485 2-wire/4-wire
select
JP7 out and JP8 out
WiPort serial ports connected to RS-232
transceivers.
JP7 (Mode 0) In
JP8 (Mode 1) Out
WiPort serial ports not connected to RS-232
transceivers. WiPort serial ports 0 and 1 are
connected directly to each other through the
PLD. Can be used for loopback tests.
Note:
Other JP7, JP8 jumper configurations are not recognized by the CPLD
at this time.
If using CPs for any combination of the above evaluation board configurations,
please use the appropriate CP function selection as shown in the following table:
Table 3-5. Configurable Pin Configurations
Configurable Pin
Function
CP0 RS-485
Select
CP1
RS-485 2-Wire (Half Duplex)
CP2
Modem Ctrl Out, Channel 1
CP3
Modem Ctrl In, Channel 1
CP4
Modem Ctrl In, Channel 2
CP5
Serial Status LED Out, Channel 1
CP6
Serial Status LED Out, Channel 2
CP7 Diagnostics
LED
CP8
General Purpose Input/Output (GPIO)
CP9 GPIO
CP10
Modem Ctrl Out, Channel 2
Evaluation Board Layout
Figure 3-1. WiPort Evaluation Board Layout
