Thermal_Printer | Demo Code for the Thermal Printer | 3D Printing library
kandi X-RAY | Thermal_Printer Summary
kandi X-RAY | Thermal_Printer Summary
Demo Code for the (CSN-A2-T) thermal printer available from SparkFun Electronics. Simply connect to a serial UART with a sufficient power supply to print on thermal printer paper!.
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QUESTION
I have made native android modules for react-native. I ejected the app and added the native code to print using a blue-tooth thermal printer. I have tested the native android code using android studio and it printed well. After I have added the module to react-native android, it printed text a few times. Later on, it stopped printing. I always get the imported module as undefined in Javascript.
BlueToothUtils.java: This file is inside react-projectfolder\android\app\src\main\java\\thermal_printer\
...ANSWER
Answered 2017-Oct-26 at 15:24At last I found that the issue was with the export
of native module. Instead of exporting the instance of the native java object, i exported each method and constant of the object individually. And instead of export default
, i used export const
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