6.COMMAND SETS
a. Show data on LCD by following sequential <ESC>--<I>--<data…>
The <data…> means that the message you want to show on LCD. The data length is no limits. After you
send <ESC>--<I>, then you can send characters by followings. If you read a card or send <ESC> again,
PCR210 will stop displaying messages.
b. Clear LCD messages by following sequential <ESC>--<C>.
7.TRANSMITTED MESSAGE FORMAT
The following shows the message transmitted after a card is read successfully.
Each ASCII character is transmitted with l Start Bit , 8 Data Bits , and l Stop Bit ,none Parity .Logic levels
conform to standard RS-232 signal levels .
< STX > < CARD DATA > < CR > < ETX >
End of Text
Character
( 03H )
Optional
Set SW5 to ON
Carriage
Return
Character
(
0DH
)
Optional
.Set
SW4
to
OFF
.
Card
Data
in
ASCII
Start of Text Character ( 02H )
Optional .Set SW5 to ON .
8.SPECIFICATIONS
Power requirement
DC 9 V, 300mA
Reading distance
Up to 10 cm
Frequency