User manual

RSK+RX62N 6. Configuration
REJ10J2198-0201 Rev. 2.01 Page 27 of 54
Nov 30, 2011
6.5 CAN Configuration
Table 6-7 below details the function of the option links associated with CAN configuration.
Reference Link Fitted Configuration Link Removed Configuration Related Ref.
R74 Connects AN1_CANSTBn (MCU, pin
D4) to CAN transceiver (U12, pin 14).
Disconnects AN1_CANSTBn (MCU,
pin D4) from CAN transceiver (U12,
pin 14).
R75
R75 Connects AN1_CANSTBn (MCU, pin
D4) to header JA1, pin 10.
Disconnects AN1_CANSTBn (MCU,
pin D4) from header JA1, pin 10.
R74
R76 Connects AN2_CANEN (MCU, pin A3)
to the CAN transceiver (U12, pin 6).
Disconnects AN2_CANEN (MCU, pin
A3) from the CAN transceiver (U12,
pin 6).
R77
R77 Connects AN2_CANEN (MCU, pin A3)
to header JA1, pin 11.
Disconnects AN2_CANEN (MCU,
pin A3) from header JA1, pin 11.
R76
R78 Connects AN3_CANERRn (MCU, pin
D5) to the CAN transceiver (U12,
pin 8).
Disconnects AN3_CANERRn (MCU,
pin D5) from the CAN transceiver
(U12, pin 8).
R79
R79 Connects AN3_CANERRn (MCU, pin
D5) to the header JA1, pin 12.
Disconnects AN3_CANERRn (MCU,
pin D5) from the header JA1, pin
12.
R78
R242 Connects CTX0 (MCU, pin J2) to the
CAN transceiver U12,
pin 1 (via J23).
Disconnects CTX0 (MCU, pin J2)
from the CAN transceiver U12, pin 1
(via J23).
J23
R243 Connects CTR0 (MCU, pin K1) to the
CAN transceiver U12,
pin 4.
Disconnects CTR0 (MCU, pin K1)
from the CAN transceiver U12, pin 4.
-
R247 Connects WAKE (U12, pin 9) to
ground.
Disconnects WAKE (U12, pin 9) from
ground.
-
R248 Connects VBAT (U12, pin 10) to
Board_5V (bypassing J17).
Disconnects VBAT (U12, pin 10) from
Board_5V (still connectable via J17).
J17
Table 6-7: CAN Option Links
Table 6-8 below details the different configurations and functions of the CAN jumpers.
Reference Position One Position Two Position Three Related Ref.
J17* Pins 1 and 2 shorted.
Connects VBAT (U12, pin
10) to Board_5V
(bypassed by R248).
Pins 2 and 3 shorted.
Connects VBAT (U12,
pin 10) to
Unregulated_VCC.
All pins open. Discon-
nects both lines.
R248
J23 Pins 1 and 2 shorted.
Connects CT0X
_IRQ2-A_MTIOC0C to
the CAN transceiver
(U12, pin 1) via R242.
Pins 2 and 3 shorted.
Connects CT0X
_IRQ2-A_MTIOC0C to
header TFT, pin 24.
All pins open. Discon-
nects both lines.
R67, R242
Table 6-8: CAN Jumpers
*By default, this jumper is not fitted to the RSK+. Therefore the default configuration is all pins open.