STM8S datasheet(408/467 Pages) STMICROELECTRONICS

408 / 467 page

Controller area network (beCAN)

RM0016

408/467

DocID14587 Rev 14

23.11.7

CAN diagnostic register (CAN_DGR)

Address offset: 0x06

Reset value: 0x0C

23.11.8

CAN page select register (CAN_PSR)

Address offset: 0x07

Reset value: 0x00

654

3210

Reserved

TXM2E

SAMP

SILM

LBKM

rrw

Bit 7:5 Reserved.

Bit 4 TXM2E TX Mailbox 2 enable

0: Force compatibility with ST7 beCAN (2 TX Mailboxes) - reset value

1: Enables the third TX Mailbox (Mailbox number 2)

Bit 3 RX CAN Rx Signal

Monitors the actual value of the CAN_RX Pin.

Bit 2 SAMP Last sample point

The value of the last sample point.

Bit 1 SILM Silent mode

0: Normal operation

1: Silent mode

Bit 0 LBKM Loop back mode

0: Loop back mode disabled

1: Loop back mode enabled

654

3210

Reserved

PS[2:0]

rrw

Bits 7:3

Reserved.

Bits 2:0 PS[2:0] Page select

This register is used to select the register page.

000: Tx Mailbox 0

001: Tx Mailbox 1

010: Acceptance Filter 0:1

011: Acceptance Filter 2:3

100: Acceptance Filter 4:5

101: Tx Mailbox 2

110: Configuration/Diagnostic

111: Receive FIFO

Refer to Figure 158 for more details.

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