UM10430 Datasheet, PDF (1089/1164 Pages) NXP Semiconductors – LPC18xx ARM Cortex-M3 microcontroller

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Bit Symbol Value Description
Reset
value
Access
1:0 -
-
-
2
BASIC
Basic mode
0
R/W
1
IF1 registers used as TX buffer, IF2 registers
used as RX buffer.
0
Basic mode disabled.
3
SILENT
Silent mode
0
R/W
1
The module is in silent mode.
0
Normal operation.
4
LBACK
Loop back mode
0
R/W
1
Loop back mode is enabled.
0
Loop back mode is disabled.
6:5 TX1_0
Control of TD pins
00
R/W
0x0
Level at the TD pin is controlled by the CAN
controller. This is the value at reset.
0x1
The sample point can be monitored at the TD
pin.
0x2
TD pin is driven LOW/dominant.
0x3
TD pin is driven HIGH/recessive.
7
RX
Monitors the actual value of the RD Pin
0
R
1
The CAN bus is recessive (RD = 1).
0
The CAN bus is dominant (RD = 0).
31:8 -
Reserved
-
42.10.6.1.7 CAN baud rate prescaler extension register
Table 1022.CAN baud rate prescaler extension register (BRPE, address 0x400E 2018) bit
description
Bit Symbol
Description
Reset Access
value
3:0 BRPE
Baud rate prescaler extension
0x0000 R/W
By programming BRPE the Baud Rate Prescaler
can be extended to values up to 1023. Hardware
interprets the value as the value of BRPE (MSBs)
and BRP (LSBs) plus one.
Allowed values are 0x00 to 0x0F
31:4 -
Reserved
-
-
<Document ID>
User manual
All information provided in this document is subject to legal disclaimers.
Rev. 00.13 — 20 July 2011
© NXP B.V. 2011. All rights reserved.
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