參數(shù)資料
型號: PSB7110
廠商: SIEMENS AG
英文描述: Enhanced ISDN Data Access Controller ISAR
中文描述: 增強綜合業(yè)務(wù)數(shù)字網(wǎng)的數(shù)據(jù)接入控制器專家組
文件頁數(shù): 43/164頁
文件大?。?/td> 1173K
代理商: PSB7110
_________________________________________________PSB 7110
Siemens Aktiengesellschaft
Page 43
Host Interrupt Status Byte (HIS Host
ISAR)
The structure for the HIS byte is shown below. It should be noted, that not all combinations of buffer selection,
message coding and message destination are available at the programming interface.
Regular Operation (B-channel paths 1 and 2):
7
6
5
4
3
2
1
0
Datapath Selection (DPS)
Path 1
Path 2
0
1
1
0
Message Coding (MSC)
Control command and transmit data
Request for configuration
Request for status
Configuration setup
Control command
1
0
0
1
1
0
0
0
0
0
0
0
1
0
1
0
1
1
1
0
0
0
Message Destination /Source (MDS)
Command for Buffer
Command for SART
Command for Pump
Command for IOM-2
0
0
1
1
0
1
0
1
Test/Diagnostics Operation (buffer 0):
Some of the message codings related to the DSP program download procedure (see table below) can only be used
before the DSP program has been started and are not valid after regular operation has started.
7
6
5
4
3
2
1
0
Datapath Selection (DPS)
Buffer 0
0
0
Message Coding (MSC)
Configuration setup
Control command
Status request
Mailbox contains general configuration (wait state setting)
Mailbox contains general configuration (timer interrupt on/off)
Request selftest result
Request for software version number
1
1
0
1
1
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
0
1
1
1
1
1
1
1
0
1
0
1
0
0
0
0
0
1
1
1
1
1
The following message codings are only valid before the DSP program has been started:
0
0
0
0
1
0
1
0
0
0
1
1
1
0
1
0
0
1
1
0
0
0
0
0
Request for chip version number
Transfer of D-key
Transfer of program data
Start of DSP program
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