Driver for thermal printer using serial communication like http://www.sparkfun.com/products/10438. This is port from arduino library available at http://bildr.org/2011/08/thermal-printer-arduino/
Dependents: ThermalSample mbedica_on_yehowshua mbedica
Thermal.cpp
- Committer:
- mimil
- Date:
- 2012-07-18
- Revision:
- 0:fd2be7a1b59f
File content as of revision 0:fd2be7a1b59f:
/* Copyright (c) 2010 bildr community Ported to mbed by mimilowns Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "mbed.h" #include "Thermal.h" Thermal::Thermal(PinName tx, PinName rx, int baud) : Serial(tx, rx) { Serial::baud(baud); //setTimeout(50); int zero = 0; heatTime = 80; // 80 is default from page 23 of datasheet. Controls speed of printing and darkness heatInterval = 2; // 2 is default from page 23 of datasheet. Controls speed of printing and darkness printDensity = 15; // Not sure what the defaut is. Testing shows the max helps darken text. From page 23. printBreakTime = 15; // Not sure what the defaut is. Testing shows the max helps darken text. From page 23. setHeatTime(heatTime); setPrintDensity(printDensity); setDefault(); } void Thermal::setDefault() { wake(); justify('L'); inverseOff(); doubleHeightOff(); setLineHeight(32); boldOff(); underlineOff(); setBarcodeHeight(50); setSize('s'); } void Thermal::test() { Serial::printf("Hello World!"); feed(2); } void Thermal::setBarcodeHeight(int val) { // default is 50 writeBytes(29, 104, val); } void Thermal::printBarcode(char * text){ writeBytes(29, 107, 0); // GS, K, m! for(int i = 0; i < strlen(text); i ++){ write(text[i]); //Data } write(zero); //Terminator delay(3000); //For some reason we can't immediately have line feeds here feed(2); } void Thermal::printFancyBarcode(char * text){ writeBytes(29, 107, 4); // GS, K, Fancy! for(int i = 0; i < strlen(text); i ++){ write(text[i]); //Data } write(zero); //Terminator delay(3000); //For some reason we can't immediately have line feeds here feed(2); } void Thermal::writeBytes(uint8_t a, uint8_t b) { write(a); write(b); } void Thermal::writeBytes(uint8_t a, uint8_t b, uint8_t c) { write(a); write(b); write(c); } void Thermal::writeBytes(uint8_t a, uint8_t b, uint8_t c, uint8_t d) { write(a); write(b); write(c); write(d); } void Thermal::write(uint8_t a) { putc(a); } void Thermal::delay(uint8_t a) { wait(a); } void Thermal::inverseOn() { writeBytes(29, 'B', 1); } void Thermal::inverseOff() { writeBytes(29, 'B', 0, 10); } void Thermal::doubleHeightOn() { writeBytes(27, 14); } void Thermal::doubleHeightOff() { writeBytes(27, 20); } void Thermal::boldOn() { writeBytes(27, 69, 1); } void Thermal::boldOff() { writeBytes(27, 69, 0); if (linefeedneeded) feed(); linefeedneeded = false; } void Thermal::justify(char value) { uint8_t pos = 0; if(value == 'l' || value == 'L') pos = 0; if(value == 'c' || value == 'C') pos = 1; if(value == 'r' || value == 'R') pos = 2; writeBytes(0x1B, 0x61, pos); } void Thermal::feed(uint8_t x) { while (x--) write(10); } void Thermal::setSize(char value) { int size = 0; if(value == 's' || value == 'S') size = 0; if(value == 'm' || value == 'M') size = 10; if(value == 'l' || value == 'L') size = 25; writeBytes(29, 33, size, 10); // if (linefeedneeded) // println("lfn"); //feed(); //linefeedneeded = false; } void Thermal::underlineOff() { writeBytes(27, 45, 0, 10); } void Thermal::underlineOn() { writeBytes(27, 45, 1); } void Thermal::printBitmap(uint8_t w, uint8_t h, const uint8_t *bitmap) { writeBytes(18, 42, h, w/8); for (uint16_t i=0; i<(w/8) * h; i++) { //write(pgm_read_byte(bitmap + i)); write(*(bitmap + i)); } } void Thermal::wake() { writeBytes(27, 61, 1); } void Thermal::sleep() { writeBytes(27, 61, 0); } ////////////////////// not working? void Thermal::tab() { write(9); } void Thermal::setCharSpacing(int spacing) { writeBytes(27, 32, 0, 10); } void Thermal::setLineHeight(int val) { writeBytes(27, 51, val); // default is 32 } void Thermal::setHeatTime(int vHeatTime) { heatTime = vHeatTime; write(27); write(55); write(7); //Default 64 dots = 8*('7'+1) write(heatTime); //Default 80 or 800us write(heatInterval); //Default 2 or 20us } void Thermal::setHeatInterval(int vHeatInterval) { heatInterval = vHeatInterval; write(27); write(55); write(7); //Default 64 dots = 8*('7'+1) write(heatTime); //Default 80 or 800us write(heatInterval); //Default 2 or 20us } void Thermal::setPrintDensity(char vPrintDensity) { //Modify the print density and timeout printDensity = vPrintDensity; write(18); write(35); int printSetting = (printDensity<<4) | printBreakTime; write(printSetting); //Combination of printDensity and printBreakTime } void Thermal::setPrintBreakTime(char vPrintBreakTime) { //Modify the print density and timeout printBreakTime = vPrintBreakTime; write(18); write(35); int printSetting = (printDensity<<4) | printBreakTime; write(printSetting); //Combination of printDensity and printBreakTime }