PRINTER BRAILLE UNTUK PENYANDANG DISABILITAS TUNANETRA
DOI:
https://doi.org/10.32497/orbith.v20i2.5777Keywords:
Printer Braille, Tunanetra, Huruf Braille, Arduino Uno, BluetoothAbstract
Abstrak
Printer Braille untuk Penyandang Disabilitas Tunanetra merupakan alat bantu penyandang tunanetra untuk membaca dan mendapatkan informasi melalui huruf braille. Pengguna memasukkan teks yang ingin dicetak melalui aplikasi Kodular "Printer Braille" menggunakan Smartphone. Smartphone terkoneksi dengan mikrokontroller melalui bluetooth. Mikrokontroller Arduino Uno akan menggerakan motor servo menuju titik pertama huruf braille yang akan dicetak. Motor stepper akan bergerak beriringan dengan motor servo untuk mencetak huruf braille sesuai pesan yang diterima. Jarum pada motor servo akan membentuk huruf braille sesuai dengan posisi reglet braille. Hasil cetakan dari printer ini dapat berupa kalimat, huruf, atau angka timbul yang disebut relief huruf braille. Hasil pengujian menunjukkan bahwa pencetakan abjad A-Z dan teks POLINES EK 3C memiliki kesesuaian sebesar 98% dan pencetakan angka 0-9 dan teks "33219213"memiliki kesesuaian hasil sebesar 100%.
Abstract
Braille Printer for blind people is a tool that allows blind peopleto read and get information through braille. The user enters the text to be printed through the Kodular ”˜Braille Printer”™ application using a Smartphone. The smartphone is connected to the microcontroller via Bluetooth. The Arduino Uno microcontroller will move the servo motor toward the first point of the braille letters to be printed. The stepper motor will move along with the servo motor to print braille letters according to the message received. The needle on the servo motor will form braille letters according to the position of the braille reglet. The printout of this printer can be in the form of sentences, letters, or embossed numbers called relief braille letters. The test results show that printing the alphabet A and the text POLINES EK 3C has a conformity of 98%, and printing the numbers 0-9 and the text ”˜33219213”™ has a conformity result of 100%.
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