#include
#include "Keyboard.h" // This is a "built-in" library no need to install
#include
#include
#include
#include
LiquidCrystal_I2C lcd(0x27, 16, 2); // set the LCD address to 0x27 for a 20 chars and 4 line display
#define RxD 0 // Usado para conexion rs232 virtual.
#define TxD 1 // Usado para conexion rs232 virtual.
const byte filas = 4; //Numero de filas del teclado
const byte columnas = 4; //Numero de columnas del teclado
//Defino una matriz 4x4 con la posicion de las filas y columnas
char matriz[filas][columnas] =
{
{ '@', '<', '>', 'A'},
{ '#', '{', '}', 'B'},
{ '(', ')', '/', 'C'},
{ '*', '0', '#', 'D'},
};
byte pinesFilas[filas] = {5, 6, 7, 8}; //Pines donde van conectadas las filas del teclado
byte pinesColumnas[columnas] = {9, 10, 11, 12}; //Pines donde van conectadas las columnas del teclado
/*
* byte pinesFilas[filas] = {12, 11, 10, 9}; //Pines donde van conectadas las filas del teclado
* byte pinesColumnas[columnas] = {8, 7, 6, 5}; //Pines donde van conectadas las columnas del teclado
*/
//Inicializo el teclado con el numero de filas, columnas, los pines del Arduino utilizados y la matriz
Keypad teclado = Keypad( makeKeymap(matriz), pinesFilas, pinesColumnas, filas, columnas);
SoftwareSerial comVirtual(RxD, TxD);
void setup()
{
Serial.begin(9600); //Inicializo el puerto serie
lcd.init(); // initialize the lcd
lcd.backlight();
lcd.setCursor(0, 0);
lcd.clear();
lcd.setCursor(2, 0);
lcd.print("Hola Teclat");
lcd.setCursor(1, 1);
lcd.print("joseprommy.com");
delay(1000);
lcd.setCursor(0, 0);
lcd.clear();
lcd.setCursor(0, 0);
lcd.print("@<> #{} []& ()/");
lcd.setCursor(1, 1);
lcd.print("joseprommy.com");
}
void loop()
{
char tecla_presionada = teclado.getKey(); //Almaceno en una variable la tecla presionada
if (tecla_presionada)
{
Serial.println(tecla_presionada); //Muestra la tecla presionada en el monitor serie
Keyboard.begin(); //begin keyboard
// if (digitalRead(4) == 0){ //Si el boto 4 es pressionat
Keyboard.write(tecla_presionada); //Envia "@"
delay(200);
//}
}
}
/*
Keyboard.h
Copyright (c) 2015, Arduino LLC
Original code (pre-library): Copyright (c) 2011, Peter Barrett
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef KEYBOARD_h
#define KEYBOARD_h
#include "HID.h"
#if !defined(_USING_HID)
#warning "Using legacy HID core (non pluggable)"
#else
//================================================================================
//================================================================================
// Keyboard
#define KEY_LEFT_CTRL 0x80
#define KEY_LEFT_SHIFT 0x81
#define KEY_LEFT_ALT 0x82
#define KEY_LEFT_GUI 0x83
#define KEY_RIGHT_CTRL 0x84
#define KEY_RIGHT_SHIFT 0x85
#define KEY_RIGHT_ALT 0x86
#define KEY_RIGHT_GUI 0x87
#define KEY_UP_ARROW 0xDA
#define KEY_DOWN_ARROW 0xD9
#define KEY_LEFT_ARROW 0xD8
#define KEY_RIGHT_ARROW 0xD7
#define KEY_BACKSPACE 0xB2
#define KEY_TAB 0xB3
#define KEY_RETURN 0xB0
#define KEY_ESC 0xB1
#define KEY_INSERT 0xD1
#define KEY_DELETE 0xD4
#define KEY_PAGE_UP 0xD3
#define KEY_PAGE_DOWN 0xD6
#define KEY_HOME 0xD2
#define KEY_END 0xD5
#define KEY_CAPS_LOCK 0xC1
#define KEY_F1 0xC2
#define KEY_F2 0xC3
#define KEY_F3 0xC4
#define KEY_F4 0xC5
#define KEY_F5 0xC6
#define KEY_F6 0xC7
#define KEY_F7 0xC8
#define KEY_F8 0xC9
#define KEY_F9 0xCA
#define KEY_F10 0xCB
#define KEY_F11 0xCC
#define KEY_F12 0xCD
// Low level key report: up to 6 keys and shift, ctrl etc at once
typedef struct
{
uint8_t modifiers;
uint8_t reserved;
uint8_t keys[6];
} KeyReport;
class Keyboard_ : public Print
{
private:
KeyReport _keyReport;
void sendReport(KeyReport* keys);
public:
Keyboard_(void);
void begin(void);
void end(void);
size_t write(uint8_t k);
size_t press(uint8_t k);
size_t release(uint8_t k);
void releaseAll(void);
};
extern Keyboard_ Keyboard;
#endif
#endif
/*
Keyboard.cpp
Copyright (c) 2015, Arduino LLC
Original code (pre-library): Copyright (c) 2011, Peter Barrett
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "Keyboard.h"
#if defined(_USING_HID)
//================================================================================
//================================================================================
// Keyboard
static const uint8_t _hidReportDescriptor[] PROGMEM = {
// Keyboard
0x05, 0x01, // USAGE_PAGE (Generic Desktop) // 47
0x09, 0x06, // USAGE (Keyboard)
0xa1, 0x01, // COLLECTION (Application)
0x85, 0x02, // REPORT_ID (2)
0x05, 0x07, // USAGE_PAGE (Keyboard)
0x19, 0xe0, // USAGE_MINIMUM (Keyboard LeftControl)
0x29, 0xe7, // USAGE_MAXIMUM (Keyboard Right GUI)
0x15, 0x00, // LOGICAL_MINIMUM (0)
0x25, 0x01, // LOGICAL_MAXIMUM (1)
0x75, 0x01, // REPORT_SIZE (1)
0x95, 0x08, // REPORT_COUNT (8)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x95, 0x01, // REPORT_COUNT (1)
0x75, 0x08, // REPORT_SIZE (8)
0x81, 0x03, // INPUT (Cnst,Var,Abs)
0x95, 0x06, // REPORT_COUNT (6)
0x75, 0x08, // REPORT_SIZE (8)
0x15, 0x00, // LOGICAL_MINIMUM (0)
0x25, 0x65, // LOGICAL_MAXIMUM (101)
0x05, 0x07, // USAGE_PAGE (Keyboard)
0x19, 0x00, // USAGE_MINIMUM (Reserved (no event indicated))
0x29, 0x65, // USAGE_MAXIMUM (Keyboard Application)
0x81, 0x00, // INPUT (Data,Ary,Abs)
0xc0, // END_COLLECTION
};
Keyboard_::Keyboard_(void)
{
static HIDSubDescriptor node(_hidReportDescriptor, sizeof(_hidReportDescriptor));
HID().AppendDescriptor(&node);
}
void Keyboard_::begin(void)
{
}
void Keyboard_::end(void)
{
}
void Keyboard_::sendReport(KeyReport* keys)
{
HID().SendReport(2,keys,sizeof(KeyReport));
}
extern
const uint8_t _asciimap[128] PROGMEM;
/*
* _asciimap took from Keyboard.cpp,
* need somebody to test with spansih layout.
*/
#define SHIFT 0x80
const uint8_t _asciimap[128] =
{
0x00, // NUL 0
0x00, // SOH
0x00, // STX
0x00, // ETX
0x00, // EOT
0x00, // ENQ
0x00, // ACK
0x00, // BEL
0x2a, // BS Backspace
0x2b, // TAB Tab
0x28, // LF Enter 10
0x00, // VT
0x00, // FF
0x00, // CR
0x00, // SO
0x00, // SI
0x00, // DEL
0x00, // DC1
0x00, // DC2
0x00, // DC3
0x00, // DC4 20
0x00, // NAK
0x00, // SYN
0x00, // ETB
0x00, // CAN
0x00, // EM
0x00, // SUB
0x00, // ESC
0x00, // FS
0x00, // GS
0x00, // RS 30
0x00, // US
0x2c, // ' '
0x1e|SHIFT, // !
0x1f|SHIFT, // "
0x20, // #
0x21|SHIFT, // $
0x22|SHIFT, // %
0x23|SHIFT, // &
0x2d, // '
0x25|SHIFT, // ( 40
0x26|SHIFT, // )
0x30|SHIFT, // *
0x30, // +
0x36, // ,
0x38, // -
0x37, // .
0x24|SHIFT, // /
0x27, // 0
0x1e, // 1
0x1f, // 2 50
0x20, // 3
0x21, // 4
0x22, // 5
0x23, // 6
0x24, // 7
0x25, // 8
0x26, // 9
0x37|SHIFT, // :
0x36|SHIFT, // ;
0x64, // 0x64|SHIFT,
0x2d|SHIFT, // ?
0x1f, // @
0x04|SHIFT, // A
0x05|SHIFT, // B
0x06|SHIFT, // C
0x07|SHIFT, // D
0x08|SHIFT, // E
0x09|SHIFT, // F 70
0x0a|SHIFT, // G
0x0b|SHIFT, // H
0x0c|SHIFT, // I
0x0d|SHIFT, // J
0x0e|SHIFT, // K
0x0f|SHIFT, // L
0x10|SHIFT, // M
0x11|SHIFT, // N
0x12|SHIFT, // O
0x13|SHIFT, // P 80
0x14|SHIFT, // Q
0x15|SHIFT, // R
0x16|SHIFT, // S
0x17|SHIFT, // T
0x18|SHIFT, // U
0x19|SHIFT, // V
0x1a|SHIFT, // W
0x1b|SHIFT, // X
0x1c|SHIFT, // Y
0x1d|SHIFT, // Z 90
0x2f, // [
0x31, // bslash
0x30, // ]
0x94|SHIFT, // ^
0x38|SHIFT, // _
0x2e|SHIFT, // `
0x04, // a
0x05, // b
0x06, // c
0x07, // d 100
0x08, // e
0x09, // f
0x0a, // g
0x0b, // h
0x0c, // i
0x0d, // j
0x0e, // k
0x0f, // l
0x10, // m
0x11, // n 110
0x12, // o
0x13, // p
0x14, // q
0x15, // r
0x16, // s
0x17, // t
0x18, // u
0x19, // v
0x1a, // w
0x1b, // x 120
0x1c, // y
0x1d, // z
0x34, // {
0x38|SHIFT, // |
0x32, // }
0x21, // ~
0 // DEL 127
};
// Init var
bool _altGrMap[128];
bool _altFine = false;
// Individually define all needed char
void initAltGr() {
_altFine = true;
_altGrMap[126] = true; // ~
_altGrMap[123] = true; // {
_altGrMap[91] = true; // [
_altGrMap[93] = true; // ]
_altGrMap[125] = true; // }
_altGrMap[92] = true; // bslash
_altGrMap[124] = true; // |
_altGrMap[64] = true; // @
_altGrMap[35] = true; // # 35
_altGrMap[94] = true; // ^
_altGrMap[96] = true; // `
}
uint8_t USBPutChar(uint8_t c);
// press() adds the specified key (printing, non-printing, or modifier)
// to the persistent key report and sends the report. Because of the way
// USB HID works, the host acts like the key remains pressed until we
// call release(), releaseAll(), or otherwise clear the report and resend.
size_t Keyboard_::press(uint8_t k)
{
uint8_t i;
if (k >= 136) { // it's a non-printing key (not a modifier)
k = k - 136;
} else if (k >= 128) { // it's a modifier key
_keyReport.modifiers |= (1<<(k-128));
k = 0;
} else { // it's a printing key
int oldKey = k;
k = pgm_read_byte(_asciimap + k);
if (!k) {
setWriteError();
return 0;
}
if (k & 0x80) { // it's a capital letter or other character reached with shift
_keyReport.modifiers |= 0x02; // the left shift modifier
k &= 0x7F;
}
if (!_altFine)
initAltGr();
if (_altGrMap[oldKey])
_keyReport.modifiers |= 0x40;
}
// Add k to the key report only if it's not already present
// and if there is an empty slot.
if (_keyReport.keys[0] != k && _keyReport.keys[1] != k &&
_keyReport.keys[2] != k && _keyReport.keys[3] != k &&
_keyReport.keys[4] != k && _keyReport.keys[5] != k) {
for (i=0; i= 136) { // it's a non-printing key (not a modifier)
k = k - 136;
} else if (k >= 128) { // it's a modifier key
_keyReport.modifiers &= ~(1<<(k-128));
k = 0;
} else { // it's a printing key
int oldKey = k;
k = pgm_read_byte(_asciimap + k);
if (!k) {
return 0;
}
if (k & 0x80) { // it's a capital letter or other character reached with shift
_keyReport.modifiers &= ~(0x02); // the left shift modifier
k &= 0x7F;
}
if (_altGrMap[oldKey])
_keyReport.modifiers &= ~(0x40);
}
// Test the key report to see if k is present. Clear it if it exists.
// Check all positions in case the key is present more than once (which it shouldn't be)
for (i=0; i<6; i++) {
if (0 != k && _keyReport.keys[i] == k) {
_keyReport.keys[i] = 0x00;
}
}
sendReport(&_keyReport);
return 1;
}
void Keyboard_::releaseAll(void)
{
_keyReport.keys[0] = 0;
_keyReport.keys[1] = 0;
_keyReport.keys[2] = 0;
_keyReport.keys[3] = 0;
_keyReport.keys[4] = 0;
_keyReport.keys[5] = 0;
_keyReport.modifiers = 0;
sendReport(&_keyReport);
}
size_t Keyboard_::write(uint8_t c)
{
uint8_t p = press(c); // Keydown
release(c); // Keyup
return p; // just return the result of press() since release() almost always returns 1
}
Keyboard_ Keyboard;
#endif