125
Appendices
Appendices
Appendix A. Specifications .......................................................................... 126
A.1 BHT-7000 .............................................................................................. 126
[ 1 ] Product Specifications .................................................................126
[ 2 ] Bar Code Specifications ...............................................................128
[ 3 ] Interface Specifications............................................................... 130
A.2 CU-7000 ................................................................................................. 131
[ 1 ] Product Specifications .................................................................131
[ 2 ] Charging Requirements (CU-7001)............................................. 131
[ 3 ] Interface Specifications............................................................... 132
Appendix B. Communications Protocol Details......................................... 133
B.1 BHT-protocol ......................................................................................... 133
[ 1 ] Transmission Control Sequences............................................... 133
[ 2 ] Aborting Data Transmission .......................................................141
[ 3 ] BCC for Horizontal Parity Checking ............................................ 142
B.2 BHT-Ir protocol .....................................................................................143
[ 1 ] Transmission Control Sequences............................................... 143
[ 2 ] Aborting Data Transmission .......................................................152
[ 3 ] CRC ................................................................................................. 153
[ 4 ] ID .....................................................................................................153
Appendix C. A Typical Basic Operation ...................................................... 154