When I write socket.close() , data is not getting print to printer as socket connection getting closed before printing data..and if I didn't write socket.close() then data is getting printed only once.. I would not be able to print data second time until I restart bluetooth of my phone.
I have a bluetooth Handheld printer that I am able to communicate to using a SPP connection from my Mac(using Coolterm).When I'm trying to do the same from Android (using platform 7) I am running into multiple issues:
The printer doesn't seem to support/need PIN Authentication. When connecting from OSX, I just selected the option that said "Do not use a pin" and it got paired. In Android, when I use device.createRfcommSocketToServiceRecord(), it always ends up asking me for a PIN/Key(which I don't have/need). I solved this using the reflection trick:
I just purchased the Omezizy PM-241-BT thermal label printer. they have an app named Labelife. The app works great. My dilemma, after a sale I purchase a label to print (4x6), if I select print label, my 241-BT is not a choice. So, I download the label to my phone. I then open the Labelife app and search for my downloaded label, finally when I find it, it prints great from the app.
Most printers include WiFi, but if your printer only offers Bluetooth printing, you need to pair the printer with your Android phone before attempting to print. To do that, make sure your printer's Bluetooth setting is turned on and is discoverable. On your phone, start the Settings app, tap Connected devices and tap Pair new device. When your phone finds the Bluetooth printer, select it and complete the pairing process. Once paired, you should be able to print normally.
Printer profiles allow you to send menu items or receipts to different printers. Use printer profiles to save your settings to your Android device, Square Register, or Square Terminal with Hub for Square Terminal, and easily swap between connected compatible printers.
When you enable Use printer for in-person order tickets, you can use order tickets to send orders to prep stations. Order tickets will print automatically after checkout. You can also configure the following settings:
When you enable Use this printer for order ticket stubs, you can give stubs to customers for their order. Note: Order ticket stubs only print after an in-person order ticket is printed.
Enter a name for your printer profile and specify what the printer profile will be used for, such as Receipts, In-person order tickets, Online order tickets, Order ticket stubs and Void tickets.
Review your printer settings - including the option to Automatically Print Receipt, Enter Custom Name or Number, Auto-Assign Ticket Numbers or selecting the specific categories to print on the ticket.
If your smartphone or tablet (hereinafter "smartphone") on which Canon PRINT is installed and printer support Bluetooth communication, you can pair the devices (connect them with Bluetooth communication).
Being able to print from an Android phone is a useful function, both for personal use, such as preserving a hard copy of a crucial file, and for business purposes, like printing an essential document at work. In this guide, we will demonstrate the process of connecting a smartphone or tablet to a printer and how to print from an Android device.
Android Print Providers are an essential component of the Android ecosystem. These providers enable printing to a range of printers, including Wi-Fi connected printers, cloud-based printers, and Bluetooth printers.
Additionally, ezeep Blue offers secure and reliable printing, especially for companies. Pull printing provides secure and efficient printing with authentication at the printer, and all print jobs encrypted and then streamed to the printer. This ensures maximum printing reliability and security when using mobile devices. This helps to protect confidential information by only allowing authorized printers and users to access sensitive documents.
With ezeep, business users can enjoy advanced print management features via Mobile Device Management (MDM) systems. These feature provides organizations with greater control over their printing environment and allow them to pre-define a wide range of settings for each user. This makes it easier for users to use the ezeep Blue app and helps businesses to restrict access to certain features or define default settings for specific groups of users. Admins can enable or disable color printing, force duplex printing, prevent direct printing from apps, allow Wi-Fi printing, or prevent print jobs from being deleted. These options provide businesses with an extra layer of security and help ensure that sensitive documents are only printed on authorized printers.
With ezeep Blue, printing documents from your smartphone or tablet to any printer has never been easier. This solution is designed for both individual users and businesses, making it an ideal choice for those seeking a scalable and user-friendly enterprise-grade printing solution.
This Bluetooth Printer App is the most popular android application in market that enables the user to print any content on a thermal printer. This app is developed for people who want to print the contents in different categories. This app works on the principle of using the app to scan a QR code and then print. This application is completely free to download and it supports a variety of printers such as, Brother QL-series, HP, Sharp, Samsung, Dell, Compaq, Oki, Xerox, Lexmark, Canon, Epson, Brother, Brother International, Xerox, Samsung, Ricoh, Canon, Oki, Xerox, Epson, Sharp, Samsung, Dell, Compaq, Oki, HP, Epson, Sharp, Samsung, Xerox, Canon, Lexmark, Oki, Compaq, and Epson. The printer app uses a QR code to scan a specific code and then transfer that code to the printer to print a document.
Nowadays, most of our Zebra printers are equipped with Bluetooth (BT), Bluetooth Low Energy (BLE) or both (BT + BLE). There is a Bluetooth User Guide for Zebra printers, which covers how the Bluetooth technologies (both BT & BLE) are used in Zebra printer production lines, the security mode, pairing and configuration, etc. To take the advantages of the Bluetooth on the printers, the Link-OS SDK for Android provides a number of API, ranging from Printer Discovery through Bluetooth, to Bluetooth Discovery, to Bluetooth Connection, to Multichannel Bluetooth Connection, etc. The Link-OS SDK for Android BTLE offers the equivalent API for using Bluetooth Low Energy (BLE). The documentation of the equivalent API can be found at here.
All the Link-OS printers support the HTTP-POST protocol to send messages from the printer to a webserver. These messages contain information about the printer status and possible error status, so, if correctly used, this feature can be used to monitor a fleet of printers.
This blog walks through the process of printing PDFs from an Android mobile device to a Link-OS printer using PDF direct emulation. PDF Direct Emulation is free & pre-enabled on printers running Link-OS V6.3+ or can be downloaded & installed on earlier Link-OS versions.
Recently, we have discovered a Bluetooth connection issue between some newer iOS devices and some latest Zebra printer models. The symptom of the issue is that the Bluetooth connection gets disconnected periodically approximately every 60 seconds. The symptom is visible on the Bluetooth Settings of the iOS devices, where you can see the Bluetooth Settings screen automatically refreshes itself, drops the Bluetooth connection and reconnects a few seconds later.
PrintConnect has been widely utilized on Android devices to simplify the printer discovery and pairing process for apps that need to print labels or receipts on Zebra Link-OS printers. With PrintConnect, apps simply pass the variable data for the label and receipt to PrintConnect using the Android Intents.
Effective August 31, 2020, printers will now load and enable PDF Direct emulation for free after these have been updated with Link-OS 6.3. The feature was formerly a paid option with previous Link-OS versions.
Through the interactions with our Zebra developer community, we continue to see Link-OS Multiplatform SDK play a big role in developing printing apps to meet the label and receipt printing needs with Zebra Link-OS printers.
Lexmark Print lets you send documents and images directly from your mobile device to a Lexmark printer connected to your network. When you are ready to print, simply share the file with Lexmark Print.
When prompted, choose an available printer. If necessary, you can also add a printer through network search, QR code discovery, or by manually typing the printer IP address, host name, or URL. This app is available for iOS and Android.
The Lexmark print service plugin enables native printing from your Android device to supported Lexmark products without requiring a 3rd party app. Documents and images can be easily printed directly to Lexmark printers on the same network as the Android Device.
Lexmark Mobile Assistant allows you to perform initial setup of your Lexmark printer through your mobile device. This app uses the initial setup wizard for a consistent user experience regardless of Lexmark printer and interface.
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