George Vellaringattu / Mbed 2 deprecated BlackJack

Made by George and Pahul

Dependencies:   4DGL-uLCD-SE PinDetect mbed

mpr121.h@0:8798a72d6580, 2015-03-12 (annotated)

Committer:
gevell1
Date:
Thu Mar 12 18:59:00 2015 +0000
Revision:
0:8798a72d6580
Blackjack V1.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gevell1 0:8798a72d6580 1 /*
gevell1 0:8798a72d6580 2 Copyright (c) 2011 Anthony Buckton (abuckton [at] blackink [dot} net {dot} au)
gevell1 0:8798a72d6580 3
gevell1 0:8798a72d6580 4
gevell1 0:8798a72d6580 5 Permission is hereby granted, free of charge, to any person obtaining a copy
gevell1 0:8798a72d6580 6 of this software and associated documentation files (the "Software"), to deal
gevell1 0:8798a72d6580 7 in the Software without restriction, including without limitation the rights
gevell1 0:8798a72d6580 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
gevell1 0:8798a72d6580 9 copies of the Software, and to permit persons to whom the Software is
gevell1 0:8798a72d6580 10 furnished to do so, subject to the following conditions:
gevell1 0:8798a72d6580 11
gevell1 0:8798a72d6580 12 The above copyright notice and this permission notice shall be included in
gevell1 0:8798a72d6580 13 all copies or substantial portions of the Software.
gevell1 0:8798a72d6580 14
gevell1 0:8798a72d6580 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
gevell1 0:8798a72d6580 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
gevell1 0:8798a72d6580 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
gevell1 0:8798a72d6580 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
gevell1 0:8798a72d6580 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
gevell1 0:8798a72d6580 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
gevell1 0:8798a72d6580 21 THE SOFTWARE.
gevell1 0:8798a72d6580 22
gevell1 0:8798a72d6580 23 Parts written by Jim Lindblom of Sparkfun
gevell1 0:8798a72d6580 24 Ported to mbed by A.Buckton, Feb 2011
gevell1 0:8798a72d6580 25 */
gevell1 0:8798a72d6580 26
gevell1 0:8798a72d6580 27 #ifndef MPR121_H
gevell1 0:8798a72d6580 28 #define MPR121_H
gevell1 0:8798a72d6580 29
gevell1 0:8798a72d6580 30 //using namespace std;
gevell1 0:8798a72d6580 31
gevell1 0:8798a72d6580 32 class Mpr121
gevell1 0:8798a72d6580 33 {
gevell1 0:8798a72d6580 34
gevell1 0:8798a72d6580 35 public:
gevell1 0:8798a72d6580 36 // i2c Addresses, bit-shifted
gevell1 0:8798a72d6580 37 enum Address { ADD_VSS = 0xb4,// ADD->VSS = 0x5a <-wiring on Sparkfun board
gevell1 0:8798a72d6580 38 ADD_VDD = 0xb6,// ADD->VDD = 0x5b
gevell1 0:8798a72d6580 39 ADD_SCL = 0xb8,// ADD->SDA = 0x5c
gevell1 0:8798a72d6580 40 ADD_SDA = 0xba // ADD->SCL = 0x5d
gevell1 0:8798a72d6580 41 };
gevell1 0:8798a72d6580 42
gevell1 0:8798a72d6580 43 // Real initialiser, takes the i2c address of the device.
gevell1 0:8798a72d6580 44 Mpr121(I2C *i2c, Address i2cAddress);
gevell1 0:8798a72d6580 45
gevell1 0:8798a72d6580 46 bool getProximityMode();
gevell1 0:8798a72d6580 47
gevell1 0:8798a72d6580 48 void setProximityMode(bool mode);
gevell1 0:8798a72d6580 49
gevell1 0:8798a72d6580 50 int readTouchData();
gevell1 0:8798a72d6580 51
gevell1 0:8798a72d6580 52 unsigned char read(int key);
gevell1 0:8798a72d6580 53
gevell1 0:8798a72d6580 54 int write(int address, unsigned char value);
gevell1 0:8798a72d6580 55 int writeMany(int start, unsigned char* dataSet, int length);
gevell1 0:8798a72d6580 56
gevell1 0:8798a72d6580 57 void setElectrodeThreshold(int electrodeId, unsigned char touchThreshold, unsigned char releaseThreshold);
gevell1 0:8798a72d6580 58
gevell1 0:8798a72d6580 59 protected:
gevell1 0:8798a72d6580 60 // Configures the MPR with standard settings. This is permitted to be overwritten by sub-classes.
gevell1 0:8798a72d6580 61 void configureSettings();
gevell1 0:8798a72d6580 62
gevell1 0:8798a72d6580 63 private:
gevell1 0:8798a72d6580 64 // The I2C bus instance.
gevell1 0:8798a72d6580 65 I2C *i2c;
gevell1 0:8798a72d6580 66
gevell1 0:8798a72d6580 67 // i2c address of this mpr121
gevell1 0:8798a72d6580 68 Address address;
gevell1 0:8798a72d6580 69 };
gevell1 0:8798a72d6580 70
gevell1 0:8798a72d6580 71
gevell1 0:8798a72d6580 72 // MPR121 Register Defines
gevell1 0:8798a72d6580 73 #define MHD_R 0x2B
gevell1 0:8798a72d6580 74 #define NHD_R 0x2C
gevell1 0:8798a72d6580 75 #define NCL_R 0x2D
gevell1 0:8798a72d6580 76 #define FDL_R 0x2E
gevell1 0:8798a72d6580 77 #define MHD_F 0x2F
gevell1 0:8798a72d6580 78 #define NHD_F 0x30
gevell1 0:8798a72d6580 79 #define NCL_F 0x31
gevell1 0:8798a72d6580 80 #define FDL_F 0x32
gevell1 0:8798a72d6580 81 #define NHDT 0x33
gevell1 0:8798a72d6580 82 #define NCLT 0x34
gevell1 0:8798a72d6580 83 #define FDLT 0x35
gevell1 0:8798a72d6580 84 // Proximity sensing controls
gevell1 0:8798a72d6580 85 #define MHDPROXR 0x36
gevell1 0:8798a72d6580 86 #define NHDPROXR 0x37
gevell1 0:8798a72d6580 87 #define NCLPROXR 0x38
gevell1 0:8798a72d6580 88 #define FDLPROXR 0x39
gevell1 0:8798a72d6580 89 #define MHDPROXF 0x3A
gevell1 0:8798a72d6580 90 #define NHDPROXF 0x3B
gevell1 0:8798a72d6580 91 #define NCLPROXF 0x3C
gevell1 0:8798a72d6580 92 #define FDLPROXF 0x3D
gevell1 0:8798a72d6580 93 #define NHDPROXT 0x3E
gevell1 0:8798a72d6580 94 #define NCLPROXT 0x3F
gevell1 0:8798a72d6580 95 #define FDLPROXT 0x40
gevell1 0:8798a72d6580 96 // Electrode Touch/Release thresholds
gevell1 0:8798a72d6580 97 #define ELE0_T 0x41
gevell1 0:8798a72d6580 98 #define ELE0_R 0x42
gevell1 0:8798a72d6580 99 #define ELE1_T 0x43
gevell1 0:8798a72d6580 100 #define ELE1_R 0x44
gevell1 0:8798a72d6580 101 #define ELE2_T 0x45
gevell1 0:8798a72d6580 102 #define ELE2_R 0x46
gevell1 0:8798a72d6580 103 #define ELE3_T 0x47
gevell1 0:8798a72d6580 104 #define ELE3_R 0x48
gevell1 0:8798a72d6580 105 #define ELE4_T 0x49
gevell1 0:8798a72d6580 106 #define ELE4_R 0x4A
gevell1 0:8798a72d6580 107 #define ELE5_T 0x4B
gevell1 0:8798a72d6580 108 #define ELE5_R 0x4C
gevell1 0:8798a72d6580 109 #define ELE6_T 0x4D
gevell1 0:8798a72d6580 110 #define ELE6_R 0x4E
gevell1 0:8798a72d6580 111 #define ELE7_T 0x4F
gevell1 0:8798a72d6580 112 #define ELE7_R 0x50
gevell1 0:8798a72d6580 113 #define ELE8_T 0x51
gevell1 0:8798a72d6580 114 #define ELE8_R 0x52
gevell1 0:8798a72d6580 115 #define ELE9_T 0x53
gevell1 0:8798a72d6580 116 #define ELE9_R 0x54
gevell1 0:8798a72d6580 117 #define ELE10_T 0x55
gevell1 0:8798a72d6580 118 #define ELE10_R 0x56
gevell1 0:8798a72d6580 119 #define ELE11_T 0x57
gevell1 0:8798a72d6580 120 #define ELE11_R 0x58
gevell1 0:8798a72d6580 121 // Proximity Touch/Release thresholds
gevell1 0:8798a72d6580 122 #define EPROXTTH 0x59
gevell1 0:8798a72d6580 123 #define EPROXRTH 0x5A
gevell1 0:8798a72d6580 124 // Debounce configuration
gevell1 0:8798a72d6580 125 #define DEB_CFG 0x5B
gevell1 0:8798a72d6580 126 // AFE- Analogue Front End configuration
gevell1 0:8798a72d6580 127 #define AFE_CFG 0x5C
gevell1 0:8798a72d6580 128 // Filter configuration
gevell1 0:8798a72d6580 129 #define FIL_CFG 0x5D
gevell1 0:8798a72d6580 130 // Electrode configuration - transistions to "active mode"
gevell1 0:8798a72d6580 131 #define ELE_CFG 0x5E
gevell1 0:8798a72d6580 132
gevell1 0:8798a72d6580 133 #define GPIO_CTRL0 0x73
gevell1 0:8798a72d6580 134 #define GPIO_CTRL1 0x74
gevell1 0:8798a72d6580 135 #define GPIO_DATA 0x75
gevell1 0:8798a72d6580 136 #define GPIO_DIR 0x76
gevell1 0:8798a72d6580 137 #define GPIO_EN 0x77
gevell1 0:8798a72d6580 138 #define GPIO_SET 0x78
gevell1 0:8798a72d6580 139 #define GPIO_CLEAR 0x79
gevell1 0:8798a72d6580 140 #define GPIO_TOGGLE 0x7A
gevell1 0:8798a72d6580 141 // Auto configration registers
gevell1 0:8798a72d6580 142 #define AUTO_CFG_0 0x7B
gevell1 0:8798a72d6580 143 #define AUTO_CFG_U 0x7D
gevell1 0:8798a72d6580 144 #define AUTO_CFG_L 0x7E
gevell1 0:8798a72d6580 145 #define AUTO_CFG_T 0x7F
gevell1 0:8798a72d6580 146
gevell1 0:8798a72d6580 147 // Threshold defaults
gevell1 0:8798a72d6580 148 // Electrode touch threshold
gevell1 0:8798a72d6580 149 #define E_THR_T 0x0F
gevell1 0:8798a72d6580 150 // Electrode release threshold
gevell1 0:8798a72d6580 151 #define E_THR_R 0x0A
gevell1 0:8798a72d6580 152 // Prox touch threshold
gevell1 0:8798a72d6580 153 #define PROX_THR_T 0x02
gevell1 0:8798a72d6580 154 // Prox release threshold
gevell1 0:8798a72d6580 155 #define PROX_THR_R 0x02
gevell1 0:8798a72d6580 156
gevell1 0:8798a72d6580 157 #endif