ST STM8S Reference Manual

RM0016 Controller area network (beCAN)
Doc ID 14587 Rev 8 405/449
CAN filter configuration register 3 (CAN_FCR3)
Address offset: See Table 70.
Reset value: 0x00
76543210
Reserved
FSC51 FSC50 FACT5
Reserved
FSC41 FSC40 FACT4
rw rw rw rw rw rw
Bit 7 Reserved.
Bits 6:5 FSC5[1:0] Filter scale configuration
These bits define the scale configuration of Filter 5.
Bit 4 FACT5 Filter active
The software sets this bit to activate Filter 5. To modify the Filter 5 registers (CAN_F5Rx) the FACT5
bit must be cleared.
0: Filter 5 is not active
1: Filter 5 is active
Bit 3 Reserved.
Bits 2:1 FSC4[1:0] Filter scale configuration
These bits define the scale configuration of Filter 4.
Bit 0 FACT4 Filter active
The software sets this bit to activate Filter 4. To modify the Filter 4 registers (CAN_F4Rx), the FACT4
bit must be cleared.
0: Filter 4 is not active
1: Filter 4 is active

ST STM8S Specifications

General

Brand	ST
Model	STM8S
Category	Microcontrollers
Language	English