T89C51CC02 Atmel, T89C51CC02 Datasheet - Page 76

• Manufacturer Part Number: T89C51CC02
• Description: 8-Bit MCU
• Manufacturer: Atmel

T89C51CC02
15.7. Acceptance filter
Upon a reception hit (i.e., a good comparison between the ID+RTR+RB+IDE received and an ID+RTR+RB+IDE
specified while taking the comparison mask into account) the ID+RTR+RB+IDE received are written over the ID
TAG Registers.
example:
For accept only ID = 318h in part A.
ID MSK = 111 1111 1111 b
ID TAG = 011 0001 1000 b
76
RxDC
ID TAG Registers (Ch i) & CanConch
Figure 62. Acceptance filter block diagram
Rx Shift Register (internal)
13/32
ID
13/32
ID
Preliminary
Write
Enable
13/32
RTR
RTR IDE
=
IDE
1
13/32
ID MSK Registers (Ch i)
ID
13/32
Rev.A - May 17, 2001
RTR
IDE
(Ch i)
Hit