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Tender invited for Development of Train Collision Avoidance System

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ISO 9001: 2008 Effective from 18.06.2012 RDSO/SPN/196/2012 Version 3.1.1<br />

Document Title : Specification <strong>of</strong> <strong>Train</strong> <strong>Collision</strong> <strong>Avoidance</strong> <strong>System</strong><br />

Annexure-V<br />

In<strong>for</strong>mation Exchange between Stationary TCAS units on entry/exit to/in block section<br />

by Loco / <strong>Train</strong><br />

Field No. <strong>of</strong> bits<br />

PKT_PRIORITY 1<br />

PKT_TYPE 4<br />

PKT_LENGTH 6<br />

FRAME_NUM 15<br />

SOURCE_STN_ILC_IBS_ID 14<br />

SOURCE_STN_ILC_IBS_VERSION 8<br />

DEST_STN_ILC_IBS_ID 14<br />

MOVEMENT_TRANSIT 1<br />

TRANSIT_LOCO_ID 14<br />

TRANSIT_FRAME 15<br />

CRC / Checksum 16<br />

In<strong>for</strong>mation Exchange between Stationary TCAS units <strong>for</strong> Loco TCAS normal &<br />

emergency messages<br />

Field No. <strong>of</strong> bits<br />

PKT_PRIORITY 1<br />

PKT_TYPE 4<br />

PKT_LENGTH 6<br />

FRAME_NUM 15<br />

SOURCE_STN_ILC_IBS_ID 14<br />

SOURCE_STN_ILC_IBS_VERSION 8<br />

DEST_STN_ILC_IBS_ID 14<br />

SOURCE_LOCO_ID 14<br />

ABS_LOCO_LOC 22<br />

TRAIN_LENGTH 10<br />

TRAIN_SPEED 8<br />

TRAFFIC_DIR 2<br />

EMERGENCY_STATUS 3<br />

LOCO_MODE 4<br />

LAST_RFID_TAG_8BITS 8<br />

LOCO_RX_SUCC_RATE 7<br />

TIN#1 6<br />

TIN#2 6<br />

TIN#3 6<br />

TIN#4 6<br />

TIN#5 6<br />

TIN#6 6<br />

CRC / Checksum 16<br />

Signal Directorate RDSO/Lucknow Page 44 <strong>of</strong> 56

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