September 2001
S6350 Reader Reference Guide
22
Example
Read blocks 0, 3 & 4 of a Tag-it
TM
transponder (data byte = 00011001
bin
= 19
hex
)
Request packet
01 0A 00 00 00 00 0F 19 1D E2
hex
The data section of the response packet contains:
The SID address (LSbyte first),
Block 0 data (if selected) followed by a single byte indicating the lock status and then
another single byte containing the block address,
Block 1 data (if selected) followed by a single byte indicating the lock status and then
another single byte containing the block address,
Block 7 data (if selected) followed by a single byte indicating the lock status and then
another single byte containing the block address,
(The two LSB’s of the lock status bytes reflect the blocks two lock bits in the
transponder.)
Example
Response packet
01 1F 00 00 00 00 0F 23 4F 10 00 EF CD AB 89 00 00 33 22 11 00 00 03
67 45 23 01 00 04 6A 95
hex
00104F23
hex
SID
89ABCDEF
hex
read from unlocked block 0 of a Tag-it
TM
transponder.
00112233
hex
read from unlocked block 3 of a Tag-it
TM
transponder.
01234567
hex
read from unlocked block 4 of a Tag-it
TM
transponder.
