Operational Record Reading; Command Format - Newland NL-PP60 User Manual

4.17 Operational Record Reading

4.17.1 Command Format

Sending data
CMD LEN
0xda 0x0c
Operation record serial number (2 byte, high byte first, then low byte).Operation record
serial number begins with 0, increase by degrees. Operation record serial number is the
location of user read the record
Operation record number: 2 byte, high byte first, then low byte. Read the appointed
The source of AuthCode (8 byte): the authentication code is calculated by using
Responding data
CMD
0xda
length_high
Data length_high: record the Data length_high byte
Data length_low: record the Data length_low byte
Operation record data: every record's length is 9 bytes, record configuration is command
Operation
Migration
records
record number of this parameter, only can read one record
at this moment.
LEN_h LEN_l
Data Data
length_low
code (1 byte), execution results (1 byte, if right=1, if wrong=
Error Code), the time of executing command (7 byte)
The time of executing command (7 byte) format: year (2 byte),
month (1 byte), day (1 byte), hour (1 byte), minute (1 byte),
second (1 byte)
DATA
Operation Auth_Code
record
numbers
subdirectory's authentication key, download
method please see Master KEY/authentication
KEY/fixed KEY/DUKPT KEY command.
DATA
Operation AuthCode
record data
EDC
Verification
EDC
Verification