Phytec phyCORE-LPC2292/94, Hardware Manual

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phyCORE-LPC2292/94
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©
PHYTEC Meßtechnik GmbH 2006 L-658e_5
Caution:
When using the DB-9 socket P1A as RS-232 interface on the
phyCORE-LPC2292/94 the following jumper settings are not
functional and could damage the module:
Jumper Setting Description
JP20 open Pin 2 of DB-9 socket P1A not connected, no
connection to TxD0 signal from
phyCORE-LPC2292/94
JP21 closed Pin 9 of DB-9 socket P1A connected with port P1.20
from phyCORE-LPC2292/94
JP22 1 + 2 Pin 7 of DB-9 socket P1A connected with port P1.17
from phyCORE-LPC2292/94
JP23 1 + 2 Pin 4 of DB-9 socket P1A connected with MISO0
signal from phyCORE-LPC2292/94
1 + 2 Pin 6 of DB-9 socket P1A connected with SCLK0
signal from phyCORE-LPC2292/94
JP24
2 + 3 Pin 6 of DB-9 socket P1A connected with VOUT from
Carrier Board HD200
JP25 Closed Pin 8 of DB-9 socket P1A connected with port P1.16
from phyCORE-LPC2292/94
JP26 closed Pin 1 of DB-9 socket P1A connected with port P1.21
from phyCORE-LPC2292/94
JP27 open Pin 3 of DB-9 socket P1A not connected, no
connection to RxD0 signal from
phyCORE-LPC2292/94
Table 52: Improper Jumper Settings for DB-9 Socket P1A as First RS-232
If an RS-232 cable is connected to P1A, the voltage level on the
RS-232 lines could destroy the phyCORE-LPC2292/94.