PSF21150 INFINEON [Infineon Technologies AG], PSF21150 Datasheet - Page 11

• Manufacturer Part Number: PSF21150
• Description: IPAC-X ISDN PC ADAPTER CIRCUIT
• Manufacturer: INFINEON [Infineon Technologies AG]

List of Figures
Figure 39
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Data Sheet
Layer-1 Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
State Diagram Notation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
State Transition Diagram (TE, LT-T) . . . . . . . . . . . . . . . . . . . . . . . . . . 77
State Transition Diagram of Unconditional Transitions (TE, LT-T) . . . 78
State Transition Diagram (LT-S) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
State Transition Diagram (NT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Example of Activation/Deactivation Initiated by the Terminal . . . . . . . 92
Example of Activation/Deactivation initiated by the Terminal (TE).
Activation/Deactivation Completely Under Software Control . . . . . . . . 93
Example of Activation/Deactivation Initiated by the Network
Termination (NT).
Activation/Deactivation Completely Under Software Control . . . . . . . . 94
IOM -2 Frame Structure in Terminal Mode . . . . . . . . . . . . . . . . . . . . 96
Multiplexed Frame Structure of the IOM-2 Interface
in Non-TE Timing Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Architecture of the IOM Handler (Example Configuration). . . . . . . . . . 99
Data Access via CDAx1 and CDAx2 Register Pairs . . . . . . . . . . . . . 101
Examples for Data Access via CDAxy Registers
a) Looping Data
b) Shifting (Switching) Data
c) Shifting and Looping Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Data Access when Looping TSa from DU to DD . . . . . . . . . . . . . . . . 103
Data Access When Shifting TSa to TSb on DU (DD) . . . . . . . . . . . . 104
Example for Monitoring Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Interrupt Structure of the Synchronous Data Transfer . . . . . . . . . . . . 107
Examples for the Synchronous Transfer Interrupt Control With
One Enabled STIxy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Timeslot Assignment on IOM-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Examples for HDLC Controller Access . . . . . . . . . . . . . . . . . . . . . . . 110
Timeslot Assignment on S . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Mapping of Bits from IOM-2 to S . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Data Strobe Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Strobed IOM-2 Bit Clock. Register SDS_CONF Programmed to 01H 114
Examples of MONITOR Channel Applications in IOM -2 TE Mode . . 115
MONITOR Channel Protocol (IOM-2) . . . . . . . . . . . . . . . . . . . . . . . . 118
Monitor Channel, Transmission Abort Requested by the Receiver . . 121
Monitor Channel, Transmission Abort Requested by the Transmitter 121
Monitor Channel, Normal End of Transmission . . . . . . . . . . . . . . . . . 122
MONITOR Interrupt Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
CIC Interrupt Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Applications of TIC Bus in IOM-2 Bus Configuration . . . . . . . . . . . . . 128
Structure of Last Octet of Ch2 on DU . . . . . . . . . . . . . . . . . . . . . . . . 129
11
PSB 21150
PSF 21150
2000-07-21
Page