PEB2085 SIEMENS [Siemens Semiconductor Group], PEB2085 Datasheet - Page 194

• Manufacturer Part Number: PEB2085
• Description: ISDN SubscribernAccess Controller
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

Register (address)
TIMR
XAD1
XAD2
SAP1/2
TEI1/2
Note: After a hardware reset the pins SDAX/SDS1 and SCA/FSD/SDS2 are both "low" and
Semiconductor Group
have the functions of SDS1 and SDS2 in terminal timing mode (since SPM=0), respec-
tively, until the SPCR is written to for the first time. From that moment on, the function
taken on by these pins depends on the state of the IOM Mode Select bit IMS (ADF2
register).
(23
(24
(25
(26
(28
H
H
H
H
H
)
)
)
/27
/29
H
H
)
)
Bit
CNT
VALUE
Effect
N1 and T1 in internal timer
mode (TMD = 1)
T2 in external timer mode
SAPI, TEI
Transmit frame address
Receive SAPI, TEI address
values for internal address
recognition
194
Operational Description
Application
Auto mode
only
Restricted to