ST72561AR7-Auto datasheet(247/324 Pages) STMICROELECTRONICS

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ST72561-Auto

beCAN controller (beCAN)

Doc ID 12370 Rev 8

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CAN bit timing register 1 (CBTR1)

Read/ write

Reset value: 0001 0011 (23h)

Bit 7 = reserved. Forced to 0 by hardware.

Bits 6:4 BS2[2:0] Time Segment 2

These bits define the number of time quanta in time segment 2.

Time segment 2 = (BS2+1)

Bits 3:0 BS1[3:0] Time Segment 1

These bits define the number of time quanta in time segment 1

Time segment 1 = (BS1+1)

For more information on bit timing, please refer to Bit timing.

CAN filter page select register (CPSR)

Read/ write

Reset value: 0000 0000 (00h)

Note:

All bits of this register are set and cleared by software.

Bits 7:3 = reserved. Forced to 0 by hardware.

Bits 2:0 = PS[2:0] Page Select

Read/ write

This register contains the page number.

BS22

BS21

BS20

BS13

BS12

BS11

BS10

FPS2

FPS1

FPS0

Table 86.

Filter page selection

PS[2:0]

Page selected

Tx Mailbox 0

Tx Mailbox 1

Acceptance Filter 0:1

Acceptance Filter 2:3

Acceptance Filter 4:5

Reserved

Configuration/Diagnosis

Receive FIFO

ST72561AR7-Auto Datasheet(PDF) 247 Page - STMicroelectronics

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