Maxim DS21Q55 Error Count Registers, Signaling Operation, PER-CHANNEL Idle Code Generation

Models: DS21Q55

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DS21Q55

12.

 

LOOPBACK CONFIGURATION

68

12.1

PER-CHANNELLOOPBACK

70

13.

 

ERROR COUNT REGISTERS

72

13.1

LINE CODE VIOLATION COUNT REGISTER (LCVCR)

73

13.2

PATH CODE VIOLATION COUNT REGISTER (PCVCR)

75

13.3

FRAMES OUT OF SYNC COUNT REGISTER (FOSCR)

76

13.4

E-BITCOUNTER REGISTER (EBCR)

78

14.

 

DS0 MONITORING FUNCTION

79

14.1

TRANSMIT DS0 MONITOR REGISTERS

79

14.2

RECEIVE DS0 MONITOR REGISTERS

80

15.

 

SIGNALING OPERATION

81

15.1

RECEIVE SIGNALING

81

 

15.1.1

Processor-Based Receive Signaling

82

 

15.1.2

Hardware-Based Receive Signaling

82

15.2

TRANSMIT SIGNALING

87

 

15.2.1

Processor-Based Transmit Signaling

87

 

15.2.2 Software Signaling Insertion Enable Registers, E1 CAS Mode

93

 

15.2.3 Software Signaling Insertion Enable Registers, T1 Mode

95

16.

PER-CHANNEL IDLE CODE GENERATION

97

16.1

IDLE CODE PROGRAMMING EXAMPLES

98

17.

 

CHANNEL BLOCKING REGISTERS

103

18.

 

ELASTIC STORES OPERATION

106

18.1

RECEIVE SIDE

110

 

18.1.1

T1 Mode

110

 

18.1.2

E1 Mode

110

18.2

TRANSMIT SIDE

111

 

18.2.1

T1 Mode

111

 

18.2.2

E1 Mode

111

18.3

ELASTIC STORES INITIALIZATION

111

18.4

MINIMUM-DELAYMODE

111

19.

 

G.706 INTERMEDIATE CRC-4 UPDATING (E1 MODE ONLY)

113

20.

T1 BIT ORIENTED CODE (BOC) CONTROLLER

114

20.1

TRANSMIT BOC

114

20.2

RECEIVE BOC

114

21.

ADDITIONAL (SA) AND INTERNATIONAL (SI) BIT OPERATION (E1 ONLY)

118

21.1

HARDWARE SCHEME (METHOD 1)

118

21.2

INTERNAL REGISTER SCHEME BASED ON DOUBLE-FRAME(METHOD 2)

118

21.3

INTERNAL REGISTER SCHEME BASED ON CRC4 MULTIFRAME (METHOD 3)

121

22.

 

HDLC CONTROLLERS

132

22.1

BASIC OPERATION DETAILS

132

22.2

HDLC CONFIGURATION

134

 

22.2.1

FIFO Control

136

22.3

HDLC MAPPING

137

 

22.3.1

Receive

137

 

22.3.2

Transmit

139

 

22.3.3

FIFO Information

144

 

 

 

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Maxim DS21Q55 Error Count Registers, Signaling Operation, PER-CHANNEL Idle Code Generation, Channel Blocking Registers