Kuhnke KDT 633, Instruction Manual

Page: 49 / 58

4 - 17
Realtime clock operation
4.2. Realtime clock
The following commands are related to setting and reading out
the built-in realtime clock.
4.2.1. Date
Set date
Hex 1Bh 1Bh 53h 44h D
NP
3Ah M
NP
3Ah Y
NP
3BH
Decimal 27 27 83 68 D NP 58 M NP 58 Y NP 59
ASCII ESC ESC S D D NP : M NP : Y NP ;
This command sets the date in the realtime clock. Day (D
NP
),
month (M
NP
) and year (Y
NP
) are transferred to the terminal.
Example: 1Bh 1Bh 53h 44h 31h 34h 3Ah 31h 32h 3Ah 39h 30h 3Bh
The date is set to the 14/12/90.
Read date
Hex 1Bh 1Bh 47 44h
Decimal 27 27 71 68
ASCII ESC ESC G D
The current date is transferred to the host computer. Day,
month, and year are transferred, separated by a full stop charac-
ter (“x”, Hex 2Eh), and followed by a CR character (Hex 0Dh).