Operational Description
Register (address (hex))
Value after
Reset (hex)
Meaning
MODE (22)
00
– auto mode
– 1-octet address field
– external timer mode
– receiver inactive
– IOM-1 interface, monitor channel used for TIC
bus access only
RBCL
(25)
00
– no frame bytes received
RBCH (2A)
XXX000002
SPCR (30)
00
– IDP1 pin = "High"
– SIP pin "High impedance"
– Timing mode 0
– IOM interface test loop deactivated
– SLD B channel loop selected
– SDAX/SDS1, SCA/FSD/SDS2 pins = "Low"
CIR0
(31)
7C
– no change in S/Q channel
– another device occupies the D and C/I
channels
– received C/I code = "1111"
– no C/I code change
CIX0
(31)
(37)
(38)
3C
00
00
– TIC bus is not requested for transmitting a
C/I code
– transmitted C/I code = "1111"
STCR
ADF1
– terminal specific functions disabled
– TIC bus address = "0000"
– no synchronous transfer
– no test mode
– active clock signals (standby) in TE mode
– no prefilter
– polarity of FSC1/2: high during the first half
of the frame (in TE mode only)
– inter-frame time fill = continuous "1"
ADF2
(39)
00
– IOM-1 interface mode selected
– SDS1/2 low
SQXR (3B)
0F/00
– adaptive timing (point-to-point S interface in
NT/LT-S mode)
– S, Q interrupt not enabled
Semiconductor Group
191
INFINEON [ Infineon ]
