AS-289R2 Thermal Printer Shield

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Raspberry Pi Zero

RASPBERRY PI



Please confirm the position of jumper(JP5)
/boot/cmdline.txt, delete "console=serial0,115200"

[ Python sample ]

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# coding: utf-8
 
# Thermal Printer Shield for Raspberry Zero
# Model:AS-289R2 & AS-289R
# Python source code
# NADA ELECTRONICS, LTD.
# http://www.nada.co.jp
# By. Takehiro Yamaguchi
 
import serial
 
ser = serial.Serial("/dev/ttyAMA0", baudrate = 9600, timeout = 2)
 
# Text Print
ser.write("Thermal Printer Shield\r");
ser.write("Text Printing.\r");
ser.write("\r\r");  # Line Feed x 2
 
# QRcode Print
ser.write(chr(29))  # 0x1D
ser.write(chr(120)) # 0x78
ser.write(chr(76))  # 0x4C
ser.write(chr(4 ))  # 0x04
ser.write("TEST")   # DATA
ser.write("\r\r\r\r\r\r");  # Line Feed x 6
 
ser.close()

Raspberry Pi3 Model B

RASPBERRY PI



Please confirm the position of jumper(JP5)
/boot/cmdline.txt, delete "console=serial0,115200"
/boot/config.txt, add the line "core_freq=250" and "enable_uart=1".

[ Pythonサンプル ]

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# coding: utf-8
 
# Thermal Printer Shield for Raspberry Pi3
# Model:AS-289R2 & AS-289R
# Python source code
# NADA ELECTRONICS, LTD.
# http://www.nada.co.jp
# By. Takehiro Yamaguchi
 
import serial
 
ser = serial.Serial("/dev/ttyS0", baudrate = 9600, timeout = 2)
 
# Text Print
ser.write("Thermal Printer Shield\r");
ser.write("Text Printing.\r");
ser.write("\r\r");  # Line Feed x 2
 
# QRcode Print
ser.write(chr(29))  # 0x1D
ser.write(chr(120)) # 0x78
ser.write(chr(76))  # 0x4C
ser.write(chr(4 ))  # 0x04
ser.write("TEST")   # DATA
ser.write("\r\r\r\r\r\r");  # Line Feed x 6
 
ser.close()

[ C++ sample ]
Wiring Pi - GPIO Interface library

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/*
 * Thermal Printer Shield for Raspberry Pi3
 * Model:AS-289R2 & AS-289R
 * Sample Sourcecode
 * NADA ELECTRONICS, LTD.
 * http://www.nada.co.jp
 * By. Takehiro Yamaguchi
*/
 
#include <stdio.h>
#include <string.h>
#include <wiringPi.h>
#include <wiringSerial.h>
 
int main()
{
    int fd;
    if ((fd = serialOpen ("/dev/ttyS0", 9600)) < 0) {
        printf ("can not open serialport.");
    }
 
    while(1) {
        /* Text Print */
        serialPrintf(fd,"Thermal Printer Shield\r");
        serialPrintf(fd,"Text Printing.\r");
        serialPrintf(fd,"\r\r");    // Line Feed x 2
        /* QRcode Print */
        char GsQr[] = { 0x1D,0x78,0x4C,0x04,0x54,0x45,0x53,0x54 };
        int i;
        for (i = 0; i < sizeof(GsQr); i++) {
            serialPutchar(fd,GsQr[i]);
        }
        serialPrintf(fd,"\r\r\r\r\r\r");    // Line Feed x 6
        /* Wait */
        delay (5000);   //5sec
    }
 
    return 0;
}

Raspberry Pi2 Model B

RASPBERRY PI



Please confirm the position of jumper(JP5)

[ C++サンプル ]
Wiring Pi - GPIO Interface library

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/*
 * Thermal Printer Shield for Raspberry Pi2
 * Model:AS-289R2 & AS-289R
 * Sample Sourcecode
 * NADA ELECTRONICS, LTD.
 * http://www.nada.co.jp
 * By. Takehiro Yamaguchi
*/
 
#include <stdio.h>
#include <string.h>
#include <wiringPi.h>
#include <wiringSerial.h>
 
int main()
{
    int fd;
    if ((fd = serialOpen ("/dev/ttyAMA0", 9600)) < 0) {
        printf ("can not open serialport.");
    }
 
    while(1) {
        /* Text Print */
        serialPrintf(fd,"Thermal Printer Shield\r");
        serialPrintf(fd,"Text Printing.\r");
        serialPrintf(fd,"\r\r");    // Line Feed x 2
        /* QRcode Print */
        char GsQr[] = { 0x1D,0x78,0x4C,0x04,0x54,0x45,0x53,0x54 };
        int i;
        for (i = 0; i < sizeof(GsQr); i++) {
            serialPrintf(fd,GsQr[i]);
        }
        serialPrintf(fd,"\r\r\r\r\r\r");    // Line Feed x 6
        /* Wait */
        delay (5000);   //5sec
    }
 
    return 0;
}

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