STR720 datasheet(236/401 Pages) STMICROELECTRONICS

Part #	STR720

Description	ARM720T 16/32-BIT MCU WITH 16K RAM, USB, CAN, 3 TIMERS, ADC, 6 COMMUNICATIONS INTERFACES

PDF	401 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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236 / 401 page

STR720 - CONTROLLER AREA NETWORK (CAN)

236/401

Message Valid Registers 1 & 2 (CAN_MVnR)

Address Offset: 160h (CAN_MV1R), 164h (CAN_MV2R)

Reset Value: 0000 0000h

These registers hold the MsgVal bits of the 32 Message Objects. By reading the MsgVal bits,

the application software can check which Message Object is valid. The MsgVal bit of a specific

Message Object can be set/reset by the application software via the IFn Message Interface

Registers.

MsgVal[32:17]

8765

432

MsgVal[16:1]

Bits 31:16

MsgVal32-17 Message Valid Bits (of all Message Objects)

0: This Message Object is ignored by the Message Handler.

1: This Message Object is configured and should be considered by the

Message Handler.

Bits 15:0

MsgVal16-1 Message Valid Bits (of all Message Objects)

0: This Message Object is ignored by the Message Handler.

1: This Message Object is configured and should be considered by the

Message Handler.

STR720 Datasheet(PDF) 236 Page - STMicroelectronics