The phyCORE-LPC2292/94 on the phyCORE Carrier Board
©
PHYTEC Messtechnik GmbH 2006 L-658e_5
101
16.3.8
Second CAN Interface at Plug P2B
Plug P2B is the upper plug of the double DB-9 connector at P2. P2B is
connected to the second CAN interface (CAN2) of the
phyCORE-LPC2292/94 via jumpers. Depending on the configuration
of the CAN transceivers and their power supply, the following three
configurations are possible:
1.
CAN transceiver populating the phyCORE-LPC2292/94 and the
CAN signals from the module extend directly to plug P2B.
Jumper Setting
Description
JP33
2 + 4
Pin 2 of the DB-9 plug P2B is connected to CAN_L2
from on-board transceiver on the phyCORE module
JP34
2 + 3
Pin 7 of the DB-9 plug P2B is connected to CAN_H2
from on-board transceiver on the phyCORE module
JP14
open
Input at opto-coupler U6 on the phyCORE
Carrier Board HD200 open
JP15
open
Output at opto-coupler U7 on the phyCORE Carrier
Board HD200 open
JP13
open
CAN transceiver and opto-coupler on the Carrier Board
disconnected from supply voltage
JP18
open
No GND potential at CAN transceiver and opto-coupler
on the phyCORE Carrier Board HD200
JP29
open
No power supply via CAN bus
JP39
open
No power supply via CAN bus
Table 62:
Jumper Configuration for CAN Plug P2B using the CAN Transceiver
on the phyCORE-LPC2292/94
Pin 3:
GND
(Carrier Board Ground)
Pin 7:
CAN_H2 (not galvanically separated)
Pin 2:
CAN_L2 (not galvanically separated)
Pin 6:
GND
(Carrier Board Ground)
Figure 27: Pin Assignment of the DB-9 Plug P2B (CAN Transceiver on
phyCORE-LPC2292/94, Front View)
1
2
3
4
7
6
5
8
9
Содержание phyCORE-LPC2292/94
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