Samsung SSA-R2000/EXP manual RS-232 Output, Output Waveform, Data Type

Page 14

output format

RS-232 OUTPUT

Output Waveform

+15V

LSB

 

 

 

 

 

 

MSB

1

0

0

0

0

0

1

0

0

Space(=0)

 

 

 

 

 

 

 

 

+3V

 

 

 

 

 

 

 

 

0V

 

 

 

 

 

 

 

Indeterminate

 

 

 

 

 

 

 

Region

-3V

 

 

 

 

 

 

 

 

Mark(=1)

 

 

 

 

 

 

 

 

-15V

 

 

 

8 Data Bits

 

 

 

 

 

 

 

 

 

 

2 Stop Bits

Start Bit

 

 

 

 

 

 

 

Data packet corresponding to ASCII character ‘A’

 

Data Type

START (0X02H)

DATA (8 Char)

END (0x03H)

LRC

 

 

 

 

START(0X02H)

DATA (1~8 Char)

END (0x03H)

LRC

 

 

 

 

MCheck the following settings: Baud Rate : 9600bps

Data Bit : 8

Parity Bit : None

Stop Bit : 1

LRC : This is the result of XOR operation of each byte from Start to End.

14_ output format

Image 14
Contents Rfid Reader Please visit our websiteSafety information Safety informationImportant Safety Instructions This device may not cause harmful interference,Contents WHAT’S Included FeaturesProduct introduction AT a Glance Front/RearCable Color Scheme Cable SelectionInstallation and external connection Precautions on Installation If Installing on a Metal Wall Installation and external connection External Connection Wiring DiagramInitialization Output FormatBasic Operations DATA-0 DATA-1 Output formatWiegand Output LogicData Type RS-232 OutputOutput Waveform 8Bit Burst Output Format BIT Burst Output Format4Bit Burst Output Format Troubleshooting TroubleshootingProduct Specifications Product specificationsCorrect disposal of batteries in this product