Rainbow Electronics DS21458 - Manual (Page 211)

DS21455/DS21458 Quad T1/E1/J1 Transceivers
211 of 270
34. TRANSMIT FLOW DIAGRAMS
Figure 34-1. T1 Transmit Data Flow
ESCR.4 TESE
TSER TSIG
HSIE1-3
through
PCPR TX
ESTORE
RDATA
From
T1_rcv_logic
LBCR1.1 PLB
HDLC
Engine
#1
THMS1 H1TC.4
H1TCS1-3
H1TTSBS
HDLC
Engine
#2
THMS2 H2TC.4
H2TCS1-3
H2TTSBS
PCLR1-3
T1 TRANSMIT
FLOW
DIAGRAM
KEY
- PIN
- SELECTOR
- REGISTER
Hardware
Signaling
Estore Mux
Payload
Loopback
HDLC Mux #1
HDLC Mux #2 HDLC FDL #2
HDLC FDL #1
TLINK
H1TC.4
THMS1
FDL Mux
TFDL
Tx FDL
Zero
Stuffer
H2TC.4
THMS2
T1TCR2.5
TZSE
T1TCR1.2
TFDLS TFDL
BOC
Engine
BOC Mux BOCC.0 SBOC
Idle Code Mux
Idle
Code
Array
TCICE1-3
Loop
Code
Gen
Loop Code
D4 12th Fs
Yellow
alarm
FPS or
Ft/Fs
insertion
ESF Yellow
Alarm
T1CCR1.2 TFM
T1TCR2.2 TD4YM
T1TCR1.0 TYEL
Per-Channel
Loopback
Software Sig
Software
Sig
Registers
SSIE1-3
F-bit Mux TFPT T1TCR1.5
To FDL Mux
To ESF Yellow
Mux To FDL Mux
TLOOP T1CCR1.0