ST72561R9 STMicroelectronics, ST72561R9 Datasheet - Page 200

• Manufacturer Part Number: ST72561R9
• Description: 8-BIT MCU WITH FLASH OR ROM, 10-BIT ADC, 5 TIMERS, SPI, LINSCI(TM), ACTIVE CAN
• Manufacturer: STMicroelectronics

Specifications of ST72561R9

• Hdflash Endurance: 100 cycles, data retention 40 years at 85°C
• 5 Power Saving Modes: Halt, Auto Wake Up From Halt, Active Halt, Wait and Slow

ST72561
beCAN CONTROLLER (Cont’d)
MAILBOX FILTER MATCH INDEX (MFMI)
This register is read only.
Reset Value: 0000 0000 (00h)
Bits 7:0 = FMI[7:0] Filter Match Index
This register contains the index of the filter the
message stored in the mailbox passed through.
For more details on identifier filtering please refer
to
Note: This register is implemented only in receive
mailboxes. In transmit mailboxes, the MCSR reg-
ister is mapped at this location.
MAILBOX IDENTIFIER REGISTERS
(MIDR[3:0])
Read / Write
Reset Value: Undefined
MIDR0
Bit 7 = Reserved. Forced to 0 by hardware.
Bit 6 = IDE Extended Identifier
This bit defines the identifier type of message in
the mailbox.
0: Standard identifier.
1: Extended identifier.
Bit 5 = RTR Remote Transmission Request
0: Data frame
1: Remote frame
Bits 4:0 = STID[10:6] Standard Identifier
5 most significant bits of the standard part of the
identifier.
200/265
FMI7
Section 0.1.4.3
7
7
0
FMI6
IDE
FMI5
RTR
- Filter Match Index paragraph.
STID10
FMI4
STID9
FMI3
STID8
FMI2
STID7
FMI1
STID6
FMI0
0
0
MIDR1
Bits 7:2 = STID[5:0] Standard Identifier
6 least significant bits of the standard part of the
identifier.
Bits 1:0 = EXID[17:16] Extended Identifier
2 most significant bits of the extended part of the
identifier.
MIDR2
Bits 7:0 = EXID[15:8] Extended Identifier
Bits 15 to 8 of the extended part of the identifier.
MIDR3
Bits 7:1 = EXID[6:0] Extended Identifier
6 least significant bits of the extended part of the
identifier.
EXID15 EXID14 EXID13 EXID12 EXID11 EXID10
STID5
EXID7
7
7
7
STID4
EXID6
EXID5
STID3
STID2
EXID4
STID1
EXID3
STID0
EXID2
EXID17 EXID16
EXID9
EXID1
EXID8
EXID0
0
0
0