Pin Description; Memory Map Of The Can Block; Can Controller Registers; Table 120: Can Pin Descriptions - Philips LPC2194 User Manual

Philips Semiconductors
ARM-based Microcontroller

PIN DESCRIPTION

Table 121: CAN Pin Descriptions
Pin Name Type
RX4-1 Inputs
TX4-1 Outputs

MEMORY MAP OF THE CAN BLOCK

The CAN Controllers and Acceptance Filter occupy a number of VPB slots, as follows:
Table 122: Memory Map of the CAN Block
E003 8000 - 87FF
E003 C000 - C017
E004 0000 - 000B
E004 4000 - 405F
E004 8000 - 805F
E004 C000 - C05F
E005 0000 - 005F

CAN CONTROLLER REGISTERS

CAN block implements the registers shown in Table 123 and 124. More detailed descriptions follow.
Table 123: CAN Acceptance Filter and Central CAN Registers
Name
AFMR Acceptance Filter Register
SFF_sa Standard Frame Individual Start Address Register
SFF_GRP_sa Standard Frame Group Start Address Register
EFF_sa Extended Frame Start Address Register
EFF_GRP_sa Extended Frame Group Start Address Register
ENDofTable End of AF Tables register
LUTerrAd LUT Error Address register
CAN Controllers and Acceptance Filter
Serial Inputs. From CAN transceivers.
Note: RX2 and RX1 are available in all parts having CAN module(s). RX4 and RX3 are
available in LPC2194/2294 only.
Serial Outputs. To CAN transceivers.
Note: TX2 and TX1 are available in all parts having CAN module(s). TX4 and TX3 are available
in LPC2194/2294 only.
Address Range Used For
Acceptance Filter RAM
Acceptance Filter Registers
Central CAN Registers
CAN Controller 1 Registers
CAN Controller 2 Registers
CAN Controller 3 Registers (LPC2194/2294 only)
CAN Controller 4 Registers (LPC2194/2294 only)
Description
LPC2119/2129/2292/2294
Description
Access
R/W
R/W
R/W
R/W
R/W
R/W
RO
189
Preliminary User Manual
Reset Value Address
1 0xE003 C000
0 0xE003 C004
0 0xE003 C008
0 0xE003 C00C
0 0xE003 C010
0 0xE003 C014
0 0xE003 C018
May 03, 2004