PEB20571 INFINEON [Infineon Technologies AG], PEB20571 Datasheet - Page 238

• Manufacturer Part Number: PEB20571
• Description: ICs for Communications
• Manufacturer: INFINEON [Infineon Technologies AG]

Figure 11-3 Flow Diagram: Mailbox Write Access
11.2
In this chapter SAD is used commonly for the subscriber address. There are two
possibilities to interpret SAD
11.2.1
The DELIC has two IOM-2 ports. The subscriber address has to be interpreted as
follows.
bit
SAD3
SAD2..0 IOM-2 channel number (range: 0..7) (2.048 Mbit/s)
SAD3..0 IOM-2 channel number (range: 0..15) (4.096 Mbit/s)
Preliminary Data Sheet
7
0 =
1 =
IOM-2 port number (2.048 Mbit/s)
Subscriber Address (SAD) Interpretation
SAD as IOM-2 Port and Channel Number
IOM-2 port 0 is addressed
IOM-2 port 1 is addressed
6
5
write parameters to mailbox
write command to mailbox
Is mailbox free (test
(MDTx, MGEN)
OBUSY)?
Yes
(MCMD)
4
11-4
SAD3
deli_553.emf
3
No
Mailbox Protocol Description
SAD2
2
SAD1
1
PEB 20571
SAD0
DELIC
2003-08
0