DS2154
C0
TC1.0
LSB of the Code (this bit is transmitted last)
TCC1/TCC2/TCC3/TCC4:
TRANSMIT CHANNEL CONTROL REGISTER (Address=A0 to A3 Hex)
(MSB)
(LSB)
CH8
CH7
CH15
CH23
CH31
CH6
CH14
CH22
CH30
CH5
CH13
CH21
CH29
CH4
CH12
CH20
CH28
CH3
CH11
CH19
CH27
CH2
CH10
CH18
CH26
CH1
TCC1 (A0)
CH16
CH24
CH32
CH9
CH17
CH25
TCC2 (A1)
TCC3 (A2)
TCC4 (A3)
SYMBOL
POSITION NAME AND DESCRIPTION
CH1
TCC1.0
TCC4.7
Transmit Channel 1 Code Insertion Control Bit
0=do not insert data from the TC1 register into the transmit data
stream
1=insert data from the TC1 register into the transmit data stream
CH32
Transmit Channel 32 Code Insertion Control Bit
0=do not insert data from the TC32 register into the transmit
data stream
1=insert data from the TC32 register into the transmit data
stream
8.2 RECEIVE SIDE CODE GENERATION
On the receive side, the Receive Channel Control Registers (RCC1/2/3/4) are used to determine which of
the 32 E1 channels off of the E1 line and going to the backplane should be overwritten with the code
placed in the Receive Channel Registers (RC1 to RC32).
RC1 TO RC32: RECEIVE CHANNEL REGISTERS (Address=80 to 9F Hex)
(for brevity, only channel 1 is shown; see Table 1-3 for other register addresses)
(MSB)
(LSB)
C7
C6
C5
C4
C3
C2
C1
C0
RC1 (80)
SYMBOL
POSITION NAME AND DESCRIPTION
C7
C0
RC1.7
RC1.0
MSB of the Code (this bit is sent first to the backplane)
LSB of the Code (this bit is sent last to the backplane)
53 of 87
DALLAS [ DALLAS SEMICONDUCTOR ]
