Selective Lock Page Of Sampt - Texas Instruments 2000 Series Reference Manual

Micro-reader to PC

5.1.8 Selective Lock Page of SAMPT

The following sequence of bytes locks page 2 of an SAMPT.
The 24 bit selective address =
12 34 56
MSByte LSByte
Content
Byte
(hex)
0 01
1 08
2 6C
3 32
4 0F
5 04
6 0A
7 56
8 34
9 12
10 27
5.2 Micro-reader to PC
5.2.1 Successful Read of RO
Content
Byte
(hex)
0 01
1 09
2 0C
3 6A
4 58
5 4C
6 00
7 00
8 00
9 00
10 00
11 7B
38 Communication Protocol Examples
Comment
Start Mark
Length 8 bytes follow excluding BCC
Command Field (1) Perform Single command, calculate FBCC, send Power Burst I & II with Data
Data Field (1) Power Burst I with 50 ms duration (charge-up)
Data Field (2) Power Burst II with 15 ms duration (Progr. burst)
Data Field (3) 4 Data Fields follow
Data Field (4) Write Address specifying selective Lock Page 2
Data Field (5) Selective Address LSB
Data Field (6) Selective Address
Data Field (7) Selective Address MSB
BCC BCC over previous bytes excluding Start Mark
Comment
Start Mark
Length 9 bytes follow excluding BCC
Status Valid RO, Startbyte detected, DBCC O.K.
Data Field (1) Identification Data (LSByte)
Data Field (2) Identification Data
Data Field (3) Identification Data
Data Field (4) Identification Data
Data Field (5) Identification Data
Data Field (6) Identification Data
Data Field (7) Identification Data
Data Field (8) Identification Data (MSByte)
BCC BCC over previous bytes excluding Start Mark
www.ti.com
Description
Description
SCBU027 – May 2000
Submit Documentation Feedback