peb20954 Infineon Technologies Corporation, peb20954 Datasheet - Page 71

• Manufacturer Part Number: peb20954
• Description: Smart Integrated Digital Echo Canceller Sidec
• Manufacturer: Infineon Technologies Corporation

5.2.2
NOTEBOOK[7:0] (Addr.: 00H): Notebook, write protected, Reset value = 00H
NOTEBOOK[7:0] Read/Write register for testing of the P interface, content without
UPIO[7:0] (Addr.: 05H): P-I/O-Pin extension, Reset value = 0FH
UPIO3
UPIO2
UPIO1
UPIO0
TUPIO3
TUPIO2
TUPIO1
TUPIO0
RAMBIST[5:0] (Addr.: 0AH): RAM BIST, write protected, Reset value = 00H
RUNBIST
Preliminary Data Sheet
BOOK[7]
UPIO3
NOTE
-
Read-Write-Register
BOOK[6]
UPIO2
NOTE
-
effect, write protected
If TUPIO3=’1’: Value from Pin UPIO3
If TUPIO3=’0’: Value that is output at Pin UPIO3
If TUPIO2=’1’: Value from Pin UPIO2
If TUPIO2=’0’: Value that is output at Pin UPIO2
If TUPIO1=’1’: Value from Pin UPIO1
If TUPIO1=’0’: Value that is output at Pin UPIO1
If TUPIO0=’1’: Value from Pin UPIO0
If TUPIO0=’0’: Value that is output at Pin UPIO0
Tristate control for Pin UPIO3
’1’: Pin UPIO3 is input
’0’: Pin UPIO3 is output
Tristate control for Pin UPIO2
’1’: Pin UPIO2 is input
’0’: Pin UPIO2 is output
Tristate control for Pin UPIO1
’1’: Pin UPIO1 is input
’0’: Pin UPIO1 is output
Tristate control for Pin UPIO0
’1’: Pin UPIO0 is input
’0’: Pin UPIO0 is output
’1’: set by P: activates RAMBIST and signals running RAMBIST
’0’: set by hardware: signals that RAMBIST is finished (not running),
BOOK[5]
UPIO1
NOTE
BIST
RUN
BOOK[4]
CUFAIL
UPIO0
NOTE
71
BOOK[3]
TUPIO3
NOTE
AFI3
FAIL
BOOK[2]
TUPIO2
NOTE
AFI2
FAIL
Register Description
BOOK[1]
TUPIO1
NOTE
AFI1
FAIL
PEB 20954
PEF 20954
BOOK[0]
TUPIO0
NOTE
AFI0
FAIL
04.99