Freescale Semiconductor MPC5200B User Manual

Page 643

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MPC5200B Users Guide, Rev. 1

19-4

Freescale Semiconductor

Memory Map / Register Definition

Table 19-1

shows the individual registers associated with the MSCAN and their relative offset from the base address. The detailed register

descriptions follow in the order they appear in the register map (see

Table 19-2

).

$__20

IDENTIFIER FILTER

16 BYTES

$__3F

$__40

RECEIVE BUFFER

16 BYTES (Window)

$__5F

$__60

TRANSMIT BUFFER

16 BYTES (Window)

$__7F

Table 19-2. Module Memory Map

Address

Use

Access

$__00,$__80

MSCAN Control Register 0 (CANCTL0)

R/W

a

$__01,$__81

MSCAN Control Register 1 (CANCTL1)

R/W

1

$__04,$__84

MSCAN Bus Timing Register 0 (CANBTR0)

R/W

$__05,$__85

MSCAN Bus Timing Register 1 (CANBTR1)

R/W

$__08,$__88

MSCAN Receiver Flag Register (CANRFLG)

R/W

1

$__09,$__89

MSCAN Receiver Interrupt Enable Register (CANRIER)

R/W

$__0C,$__8C

MSCAN Transmitter Flag Register (CANTFLG)

R/W

1

$__0D,$__8D

MSCAN Transmitter Interrupt Enable Register (CANTIER)

R/W

1

$__10,$__80

MSCAN Transmitter Message Abort Control (CANTARQ)

R/W

1

$__11,$__91

MSCAN Transmitter Message Abort Control (CANTAAK)

R

$__14,$__94

MSCAN Transmit Buffer Selection (CANTBSEL)

R/W

1

$__15,$__95

MSCAN Identifier Acceptance Control Register (CANIDAC)

R/W

1

$__18 -$__19,

$__98 -$__99

RESERVED

$__1C,$__9C

MSCAN Receive Error Counter Register (CANRXERR)

R

$__1D,$__9D

MSCAN Transmit Error Counter Register (CANTXERR)

R

$__20,$__A0

MSCAN Identifier Acceptance Register 0 (CANIDAR0)

R/W

$__21,$__A1

MSCAN Identifier Acceptance Register 1 (CANIDAR1)

R/W

$__24,$__A4

MSCAN Identifier Acceptance Register 2 (CANIDAR2)

R/W

$__25,$__A5

MSCAN Identifier Acceptance Register 3 (CANIDAR3)

R/W

$__28,$__A8

MSCAN Identifier Mask Register 0 (CANIDMR0)

R/W

$__29,$__A9

MSCAN Identifier Mask Register 1 (CANIDMR1)

R/W

$__2C,$__AC

MSCAN Identifier Mask Register 2 (CANIDMR2)

R/W

$__2D,$__AD

MSCAN Identifier Mask Register 3 (CANIDMR3)

R/W

$__30,$__B0

MSCAN Identifier Acceptance Register 4 (CANIDAR4)

R/W

$__31,$__B1

MSCAN Identifier Acceptance Register 5 (CANIDAR5)

R/W

$__34,$__B4

MSCAN Identifier Acceptance Register 6 (CANIDAR6)

R/W

Table 19-1. MSCAN Register Organization (continued)

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