Epson TM-T20II-i Device Data Notification Users Manual - Page 21
Request (Input Data from Input Device
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Chapter 3 Request and Response Request (Input Data from Input Device) Input Device TM Intelligent Printer 1 : Data input occurs Web server 1.1 : HTTP Request (Input Data) HTTP Response (Device Control) 1.1.1 : Create XML from a database or other system When data is input from the input device, the TM intelligent printer formats the input data received from the input device in ePOS-Device XML format and sends a HTTP POST request as shown below to the Web server. The format of request message is URL-encoded form data (application/x-www-form-urlencoded). Set the sending destination according to "Device Data Notification" (p. 17). Parameter ID Value The ID set with WebConfig (p. 17) 3 Data ePOS-Device XML format Header POST /Test_DeviceData.php HTTP/1.1 Host: 192.168.192.10 Content-Type: application/x-www-form-urlencoded Content-Length: xxx ID=&Data=0 local_scannerXXXXXX ondataX 21
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