C505_9708 SIEMENS [Siemens Semiconductor Group], C505_9708 Datasheet - Page 130

• Manufacturer Part Number: C505_9708
• Description: 8-Bit CMOS Microcontroller
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

CAN Status Register SR (Address F701 H )
Bit
BOFF
EWRN
RXOK
TXOK
Semiconductor Group
Bit No.
F701 H
MSB
BOFF
7
r
Function
Busoff status
Indicates when the CAN controller is in busoff state (see EML).
Error warning status
Indicates that at least one of the error counters in the EML has reached the error
warning limit of 96.
Received message successfully
Indicates that a message has been received successfully, since this bit was last
reset by the CPU (the CAN controller does not reset this bit!).
Transmitted message successfully
Indicates that a message has been transmitted successfully (error free and
acknowledged by at least one other node), since this bit was last reset by the CPU
(the CAN controller does not reset this bit!).
EWRN
6
r
5
–
r
RXOK
rw
4
6-68
TXOK
rw
3
On-Chip Peripheral Components
2
LEC
rw
1
Reset Value : XX H
0
LSB
C505C Only
1997-08-01
SR