C505_9708 SIEMENS [Siemens Semiconductor Group], C505_9708 Datasheet - Page 144

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

Figure 6-33
CAN Controller Handling of Message Objects with Direction = transmit
Semiconductor Group
No
No
No
send message
NEWDAT: = 1
load message
NEWDAT = 1
CPUUPD = 0
INTPND: = 1
transmission
into buffer
successful
TXRQ = 1
TXIE =1
?
Yes
Yes
Yes
Yes
Yes
No
0:reset
1:set
RMTPND: = 1
bus free
TXRQ: = 1
?
6-82
On-Chip Peripheral Components
No
received remote frame
with same identifier as
this message object
RMTPND: = 1
INTPND: = 1
TXRQ: = 1
RXIE = 1
?
Yes
Yes
No
C505C Only
MCD02739
No
1997-08-01