C505_9708 SIEMENS [Siemens Semiconductor Group], C505_9708 Datasheet - Page 146

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

Figure 6-35
Microcontroller Handling of Message Objects with Direction = transmit
Semiconductor Group
Power Up
Initialization
Update: Start
Update
Update: End
0:reset
1:set
TXRQ: = 1
Yes
No
Identifier: = (application specific)
write/calculate message contents
RXIE: = (application specific)
6-84
TXIE: = (application specific)
DLC: = (application specific)
XTD: = (application specific)
Direction: = transmit
(all bits undefined)
RMTPND: = 0
NEWDAT: = 0
update message
CPUUPD: = 1
INTPND: = 0
MSGVAL: = 1
CPUUPD: = 1
NEWDAT: = 1
CPUUPD: = 0
TXRQ: = 0
want to send
On-Chip Peripheral Components
?
?
No
Yes
MCD02741
C505C Only
1997-08-01