PEB2447 SIEMENS [Siemens Semiconductor Group], PEB2447 Datasheet - Page 34

• Manufacturer Part Number: PEB2447
• Description: Memory Time Switch Extended Large MTSXL
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

Semiconductor Group
4.3
Access in demultiplexed P-interface mode:
Write, address:
Reset Value:
FSAD2..0
SFE
STP2..0
Table 10
STP Commands
STP2
X
X
0
1
X: don’t care
Note: Before activating one of these procedures MODR:PSB has to be set to 0. During
selftest or CM reset the device will ignore the external synchronization pulse and
the user has no access to the internal data memory.
Command Register (CMDR)
Bit 7
0
STP1
X
0
1
1
FSAD2 FSAD1 FSAD0
Frame Synchronization signal Address 2 to 0; Address of the
chosen FS signal 5 to 0 to be evaluated by the procedure started by
SFE.
Start Frame Evaluation; a one in this bit position starts the frame
evaluation procedure. A read operation on register FER will stop an
unfinished frame evaluation procedure.
Start Procedure.
The following procedures can be activated by these bits:
STP0
0
1
1
1
01
00
H
H
(not readable)
34
SFE
Function
No operation
Start control memory reset procedure
Start selftest procedure (1st part)
Start selftest procedure (2nd part)
STP2
Detailed Register Description
STP1
STP0
Bit 0
PEB 2447
03.97