Pramod Nataraja / Mbed 2 deprecated MP3_Player_Touch_Panel_Input_LCD_Display

MP3 Player with touch panel interface and LCD display.

Dependencies:   TextLCD mbed SDFileSystem

mpr121.h@0:a265079d50a2, 2011-10-06 (annotated)

Committer:
pramodnataraja
Date:
Thu Oct 06 06:49:38 2011 +0000
Revision:
0:a265079d50a2
Version 1.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
pramodnataraja 0:a265079d50a2 1 /*
pramodnataraja 0:a265079d50a2 2 Copyright (c) 2011 Anthony Buckton (abuckton [at] blackink [dot} net {dot} au)
pramodnataraja 0:a265079d50a2 3
pramodnataraja 0:a265079d50a2 4
pramodnataraja 0:a265079d50a2 5 Permission is hereby granted, free of charge, to any person obtaining a copy
pramodnataraja 0:a265079d50a2 6 of this software and associated documentation files (the "Software"), to deal
pramodnataraja 0:a265079d50a2 7 in the Software without restriction, including without limitation the rights
pramodnataraja 0:a265079d50a2 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
pramodnataraja 0:a265079d50a2 9 copies of the Software, and to permit persons to whom the Software is
pramodnataraja 0:a265079d50a2 10 furnished to do so, subject to the following conditions:
pramodnataraja 0:a265079d50a2 11
pramodnataraja 0:a265079d50a2 12 The above copyright notice and this permission notice shall be included in
pramodnataraja 0:a265079d50a2 13 all copies or substantial portions of the Software.
pramodnataraja 0:a265079d50a2 14
pramodnataraja 0:a265079d50a2 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
pramodnataraja 0:a265079d50a2 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
pramodnataraja 0:a265079d50a2 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
pramodnataraja 0:a265079d50a2 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
pramodnataraja 0:a265079d50a2 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
pramodnataraja 0:a265079d50a2 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
pramodnataraja 0:a265079d50a2 21 THE SOFTWARE.
pramodnataraja 0:a265079d50a2 22
pramodnataraja 0:a265079d50a2 23 Parts written by Jim Lindblom of Sparkfun
pramodnataraja 0:a265079d50a2 24 Ported to mbed by A.Buckton, Feb 2011
pramodnataraja 0:a265079d50a2 25 */
pramodnataraja 0:a265079d50a2 26
pramodnataraja 0:a265079d50a2 27 #ifndef MPR121_H
pramodnataraja 0:a265079d50a2 28 #define MPR121_H
pramodnataraja 0:a265079d50a2 29
pramodnataraja 0:a265079d50a2 30 //using namespace std;
pramodnataraja 0:a265079d50a2 31
pramodnataraja 0:a265079d50a2 32 class Mpr121
pramodnataraja 0:a265079d50a2 33 {
pramodnataraja 0:a265079d50a2 34
pramodnataraja 0:a265079d50a2 35 public:
pramodnataraja 0:a265079d50a2 36 // i2c Addresses, bit-shifted
pramodnataraja 0:a265079d50a2 37 enum Address { ADD_VSS = 0xb4,// ADD->VSS = 0x5a <-wiring on Sparkfun board
pramodnataraja 0:a265079d50a2 38 ADD_VDD = 0xb6,// ADD->VDD = 0x5b
pramodnataraja 0:a265079d50a2 39 ADD_SCL = 0xb8,// ADD->SDA = 0x5c
pramodnataraja 0:a265079d50a2 40 ADD_SDA = 0xba // ADD->SCL = 0x5d
pramodnataraja 0:a265079d50a2 41 };
pramodnataraja 0:a265079d50a2 42
pramodnataraja 0:a265079d50a2 43 // Real initialiser, takes the i2c address of the device.
pramodnataraja 0:a265079d50a2 44 Mpr121(I2C *i2c, Address i2cAddress);
pramodnataraja 0:a265079d50a2 45
pramodnataraja 0:a265079d50a2 46 bool getProximityMode();
pramodnataraja 0:a265079d50a2 47
pramodnataraja 0:a265079d50a2 48 void setProximityMode(bool mode);
pramodnataraja 0:a265079d50a2 49
pramodnataraja 0:a265079d50a2 50 int readTouchData();
pramodnataraja 0:a265079d50a2 51
pramodnataraja 0:a265079d50a2 52 unsigned char read(int key);
pramodnataraja 0:a265079d50a2 53
pramodnataraja 0:a265079d50a2 54 int write(int address, unsigned char value);
pramodnataraja 0:a265079d50a2 55 int writeMany(int start, unsigned char* dataSet, int length);
pramodnataraja 0:a265079d50a2 56
pramodnataraja 0:a265079d50a2 57 void setElectrodeThreshold(int electrodeId, unsigned char touchThreshold, unsigned char releaseThreshold);
pramodnataraja 0:a265079d50a2 58
pramodnataraja 0:a265079d50a2 59 protected:
pramodnataraja 0:a265079d50a2 60 // Configures the MPR with standard settings. This is permitted to be overwritten by sub-classes.
pramodnataraja 0:a265079d50a2 61 void configureSettings();
pramodnataraja 0:a265079d50a2 62
pramodnataraja 0:a265079d50a2 63 private:
pramodnataraja 0:a265079d50a2 64 // The I2C bus instance.
pramodnataraja 0:a265079d50a2 65 I2C *i2c;
pramodnataraja 0:a265079d50a2 66
pramodnataraja 0:a265079d50a2 67 // i2c address of this mpr121
pramodnataraja 0:a265079d50a2 68 Address address;
pramodnataraja 0:a265079d50a2 69 };
pramodnataraja 0:a265079d50a2 70
pramodnataraja 0:a265079d50a2 71
pramodnataraja 0:a265079d50a2 72 // MPR121 Register Defines
pramodnataraja 0:a265079d50a2 73 #define MHD_R 0x2B
pramodnataraja 0:a265079d50a2 74 #define NHD_R 0x2C
pramodnataraja 0:a265079d50a2 75 #define NCL_R 0x2D
pramodnataraja 0:a265079d50a2 76 #define FDL_R 0x2E
pramodnataraja 0:a265079d50a2 77 #define MHD_F 0x2F
pramodnataraja 0:a265079d50a2 78 #define NHD_F 0x30
pramodnataraja 0:a265079d50a2 79 #define NCL_F 0x31
pramodnataraja 0:a265079d50a2 80 #define FDL_F 0x32
pramodnataraja 0:a265079d50a2 81 #define NHDT 0x33
pramodnataraja 0:a265079d50a2 82 #define NCLT 0x34
pramodnataraja 0:a265079d50a2 83 #define FDLT 0x35
pramodnataraja 0:a265079d50a2 84 // Proximity sensing controls
pramodnataraja 0:a265079d50a2 85 #define MHDPROXR 0x36
pramodnataraja 0:a265079d50a2 86 #define NHDPROXR 0x37
pramodnataraja 0:a265079d50a2 87 #define NCLPROXR 0x38
pramodnataraja 0:a265079d50a2 88 #define FDLPROXR 0x39
pramodnataraja 0:a265079d50a2 89 #define MHDPROXF 0x3A
pramodnataraja 0:a265079d50a2 90 #define NHDPROXF 0x3B
pramodnataraja 0:a265079d50a2 91 #define NCLPROXF 0x3C
pramodnataraja 0:a265079d50a2 92 #define FDLPROXF 0x3D
pramodnataraja 0:a265079d50a2 93 #define NHDPROXT 0x3E
pramodnataraja 0:a265079d50a2 94 #define NCLPROXT 0x3F
pramodnataraja 0:a265079d50a2 95 #define FDLPROXT 0x40
pramodnataraja 0:a265079d50a2 96 // Electrode Touch/Release thresholds
pramodnataraja 0:a265079d50a2 97 #define ELE0_T 0x41
pramodnataraja 0:a265079d50a2 98 #define ELE0_R 0x42
pramodnataraja 0:a265079d50a2 99 #define ELE1_T 0x43
pramodnataraja 0:a265079d50a2 100 #define ELE1_R 0x44
pramodnataraja 0:a265079d50a2 101 #define ELE2_T 0x45
pramodnataraja 0:a265079d50a2 102 #define ELE2_R 0x46
pramodnataraja 0:a265079d50a2 103 #define ELE3_T 0x47
pramodnataraja 0:a265079d50a2 104 #define ELE3_R 0x48
pramodnataraja 0:a265079d50a2 105 #define ELE4_T 0x49
pramodnataraja 0:a265079d50a2 106 #define ELE4_R 0x4A
pramodnataraja 0:a265079d50a2 107 #define ELE5_T 0x4B
pramodnataraja 0:a265079d50a2 108 #define ELE5_R 0x4C
pramodnataraja 0:a265079d50a2 109 #define ELE6_T 0x4D
pramodnataraja 0:a265079d50a2 110 #define ELE6_R 0x4E
pramodnataraja 0:a265079d50a2 111 #define ELE7_T 0x4F
pramodnataraja 0:a265079d50a2 112 #define ELE7_R 0x50
pramodnataraja 0:a265079d50a2 113 #define ELE8_T 0x51
pramodnataraja 0:a265079d50a2 114 #define ELE8_R 0x52
pramodnataraja 0:a265079d50a2 115 #define ELE9_T 0x53
pramodnataraja 0:a265079d50a2 116 #define ELE9_R 0x54
pramodnataraja 0:a265079d50a2 117 #define ELE10_T 0x55
pramodnataraja 0:a265079d50a2 118 #define ELE10_R 0x56
pramodnataraja 0:a265079d50a2 119 #define ELE11_T 0x57
pramodnataraja 0:a265079d50a2 120 #define ELE11_R 0x58
pramodnataraja 0:a265079d50a2 121 // Proximity Touch/Release thresholds
pramodnataraja 0:a265079d50a2 122 #define EPROXTTH 0x59
pramodnataraja 0:a265079d50a2 123 #define EPROXRTH 0x5A
pramodnataraja 0:a265079d50a2 124 // Debounce configuration
pramodnataraja 0:a265079d50a2 125 #define DEB_CFG 0x5B
pramodnataraja 0:a265079d50a2 126 // AFE- Analogue Front End configuration
pramodnataraja 0:a265079d50a2 127 #define AFE_CFG 0x5C
pramodnataraja 0:a265079d50a2 128 // Filter configuration
pramodnataraja 0:a265079d50a2 129 #define FIL_CFG 0x5D
pramodnataraja 0:a265079d50a2 130 // Electrode configuration - transistions to "active mode"
pramodnataraja 0:a265079d50a2 131 #define ELE_CFG 0x5E
pramodnataraja 0:a265079d50a2 132
pramodnataraja 0:a265079d50a2 133 #define GPIO_CTRL0 0x73
pramodnataraja 0:a265079d50a2 134 #define GPIO_CTRL1 0x74
pramodnataraja 0:a265079d50a2 135 #define GPIO_DATA 0x75
pramodnataraja 0:a265079d50a2 136 #define GPIO_DIR 0x76
pramodnataraja 0:a265079d50a2 137 #define GPIO_EN 0x77
pramodnataraja 0:a265079d50a2 138 #define GPIO_SET 0x78
pramodnataraja 0:a265079d50a2 139 #define GPIO_CLEAR 0x79
pramodnataraja 0:a265079d50a2 140 #define GPIO_TOGGLE 0x7A
pramodnataraja 0:a265079d50a2 141 // Auto configration registers
pramodnataraja 0:a265079d50a2 142 #define AUTO_CFG_0 0x7B
pramodnataraja 0:a265079d50a2 143 #define AUTO_CFG_U 0x7D
pramodnataraja 0:a265079d50a2 144 #define AUTO_CFG_L 0x7E
pramodnataraja 0:a265079d50a2 145 #define AUTO_CFG_T 0x7F
pramodnataraja 0:a265079d50a2 146
pramodnataraja 0:a265079d50a2 147 // Threshold defaults
pramodnataraja 0:a265079d50a2 148 // Electrode touch threshold
pramodnataraja 0:a265079d50a2 149 #define E_THR_T 0x0F
pramodnataraja 0:a265079d50a2 150 // Electrode release threshold
pramodnataraja 0:a265079d50a2 151 #define E_THR_R 0x0A
pramodnataraja 0:a265079d50a2 152 // Prox touch threshold
pramodnataraja 0:a265079d50a2 153 #define PROX_THR_T 0x02
pramodnataraja 0:a265079d50a2 154 // Prox release threshold
pramodnataraja 0:a265079d50a2 155 #define PROX_THR_R 0x02
pramodnataraja 0:a265079d50a2 156
pramodnataraja 0:a265079d50a2 157 #endif