Jay Poddar / Mbed 2 deprecated Mbed_BlackJack

1 player Black jack for mbed

Dependencies:   4DGL-uLCD-SE PinDetect mbed

mpr121.h@0:d2e6b3ce6988, 2015-03-12 (annotated)

Committer:
jayvpoddar
Date:
Thu Mar 12 19:48:26 2015 +0000
Revision:
0:d2e6b3ce6988
First push

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jayvpoddar 0:d2e6b3ce6988 1 /*
jayvpoddar 0:d2e6b3ce6988 2 Copyright (c) 2011 Anthony Buckton (abuckton [at] blackink [dot} net {dot} au)
jayvpoddar 0:d2e6b3ce6988 3
jayvpoddar 0:d2e6b3ce6988 4
jayvpoddar 0:d2e6b3ce6988 5 Permission is hereby granted, free of charge, to any person obtaining a copy
jayvpoddar 0:d2e6b3ce6988 6 of this software and associated documentation files (the "Software"), to deal
jayvpoddar 0:d2e6b3ce6988 7 in the Software without restriction, including without limitation the rights
jayvpoddar 0:d2e6b3ce6988 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
jayvpoddar 0:d2e6b3ce6988 9 copies of the Software, and to permit persons to whom the Software is
jayvpoddar 0:d2e6b3ce6988 10 furnished to do so, subject to the following conditions:
jayvpoddar 0:d2e6b3ce6988 11
jayvpoddar 0:d2e6b3ce6988 12 The above copyright notice and this permission notice shall be included in
jayvpoddar 0:d2e6b3ce6988 13 all copies or substantial portions of the Software.
jayvpoddar 0:d2e6b3ce6988 14
jayvpoddar 0:d2e6b3ce6988 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
jayvpoddar 0:d2e6b3ce6988 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
jayvpoddar 0:d2e6b3ce6988 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
jayvpoddar 0:d2e6b3ce6988 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
jayvpoddar 0:d2e6b3ce6988 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
jayvpoddar 0:d2e6b3ce6988 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
jayvpoddar 0:d2e6b3ce6988 21 THE SOFTWARE.
jayvpoddar 0:d2e6b3ce6988 22
jayvpoddar 0:d2e6b3ce6988 23 Parts written by Jim Lindblom of Sparkfun
jayvpoddar 0:d2e6b3ce6988 24 Ported to mbed by A.Buckton, Feb 2011
jayvpoddar 0:d2e6b3ce6988 25 */
jayvpoddar 0:d2e6b3ce6988 26
jayvpoddar 0:d2e6b3ce6988 27 #ifndef MPR121_H
jayvpoddar 0:d2e6b3ce6988 28 #define MPR121_H
jayvpoddar 0:d2e6b3ce6988 29
jayvpoddar 0:d2e6b3ce6988 30 //using namespace std;
jayvpoddar 0:d2e6b3ce6988 31
jayvpoddar 0:d2e6b3ce6988 32 class Mpr121
jayvpoddar 0:d2e6b3ce6988 33 {
jayvpoddar 0:d2e6b3ce6988 34
jayvpoddar 0:d2e6b3ce6988 35 public:
jayvpoddar 0:d2e6b3ce6988 36 // i2c Addresses, bit-shifted
jayvpoddar 0:d2e6b3ce6988 37 enum Address { ADD_VSS = 0xb4,// ADD->VSS = 0x5a <-wiring on Sparkfun board
jayvpoddar 0:d2e6b3ce6988 38 ADD_VDD = 0xb6,// ADD->VDD = 0x5b
jayvpoddar 0:d2e6b3ce6988 39 ADD_SCL = 0xb8,// ADD->SDA = 0x5c
jayvpoddar 0:d2e6b3ce6988 40 ADD_SDA = 0xba // ADD->SCL = 0x5d
jayvpoddar 0:d2e6b3ce6988 41 };
jayvpoddar 0:d2e6b3ce6988 42
jayvpoddar 0:d2e6b3ce6988 43 // Real initialiser, takes the i2c address of the device.
jayvpoddar 0:d2e6b3ce6988 44 Mpr121(I2C *i2c, Address i2cAddress);
jayvpoddar 0:d2e6b3ce6988 45
jayvpoddar 0:d2e6b3ce6988 46 bool getProximityMode();
jayvpoddar 0:d2e6b3ce6988 47
jayvpoddar 0:d2e6b3ce6988 48 void setProximityMode(bool mode);
jayvpoddar 0:d2e6b3ce6988 49
jayvpoddar 0:d2e6b3ce6988 50 int readTouchData();
jayvpoddar 0:d2e6b3ce6988 51
jayvpoddar 0:d2e6b3ce6988 52 unsigned char read(int key);
jayvpoddar 0:d2e6b3ce6988 53
jayvpoddar 0:d2e6b3ce6988 54 int write(int address, unsigned char value);
jayvpoddar 0:d2e6b3ce6988 55 int writeMany(int start, unsigned char* dataSet, int length);
jayvpoddar 0:d2e6b3ce6988 56
jayvpoddar 0:d2e6b3ce6988 57 void setElectrodeThreshold(int electrodeId, unsigned char touchThreshold, unsigned char releaseThreshold);
jayvpoddar 0:d2e6b3ce6988 58
jayvpoddar 0:d2e6b3ce6988 59 protected:
jayvpoddar 0:d2e6b3ce6988 60 // Configures the MPR with standard settings. This is permitted to be overwritten by sub-classes.
jayvpoddar 0:d2e6b3ce6988 61 void configureSettings();
jayvpoddar 0:d2e6b3ce6988 62
jayvpoddar 0:d2e6b3ce6988 63 private:
jayvpoddar 0:d2e6b3ce6988 64 // The I2C bus instance.
jayvpoddar 0:d2e6b3ce6988 65 I2C *i2c;
jayvpoddar 0:d2e6b3ce6988 66
jayvpoddar 0:d2e6b3ce6988 67 // i2c address of this mpr121
jayvpoddar 0:d2e6b3ce6988 68 Address address;
jayvpoddar 0:d2e6b3ce6988 69 };
jayvpoddar 0:d2e6b3ce6988 70
jayvpoddar 0:d2e6b3ce6988 71
jayvpoddar 0:d2e6b3ce6988 72 // MPR121 Register Defines
jayvpoddar 0:d2e6b3ce6988 73 #define MHD_R 0x2B
jayvpoddar 0:d2e6b3ce6988 74 #define NHD_R 0x2C
jayvpoddar 0:d2e6b3ce6988 75 #define NCL_R 0x2D
jayvpoddar 0:d2e6b3ce6988 76 #define FDL_R 0x2E
jayvpoddar 0:d2e6b3ce6988 77 #define MHD_F 0x2F
jayvpoddar 0:d2e6b3ce6988 78 #define NHD_F 0x30
jayvpoddar 0:d2e6b3ce6988 79 #define NCL_F 0x31
jayvpoddar 0:d2e6b3ce6988 80 #define FDL_F 0x32
jayvpoddar 0:d2e6b3ce6988 81 #define NHDT 0x33
jayvpoddar 0:d2e6b3ce6988 82 #define NCLT 0x34
jayvpoddar 0:d2e6b3ce6988 83 #define FDLT 0x35
jayvpoddar 0:d2e6b3ce6988 84 // Proximity sensing controls
jayvpoddar 0:d2e6b3ce6988 85 #define MHDPROXR 0x36
jayvpoddar 0:d2e6b3ce6988 86 #define NHDPROXR 0x37
jayvpoddar 0:d2e6b3ce6988 87 #define NCLPROXR 0x38
jayvpoddar 0:d2e6b3ce6988 88 #define FDLPROXR 0x39
jayvpoddar 0:d2e6b3ce6988 89 #define MHDPROXF 0x3A
jayvpoddar 0:d2e6b3ce6988 90 #define NHDPROXF 0x3B
jayvpoddar 0:d2e6b3ce6988 91 #define NCLPROXF 0x3C
jayvpoddar 0:d2e6b3ce6988 92 #define FDLPROXF 0x3D
jayvpoddar 0:d2e6b3ce6988 93 #define NHDPROXT 0x3E
jayvpoddar 0:d2e6b3ce6988 94 #define NCLPROXT 0x3F
jayvpoddar 0:d2e6b3ce6988 95 #define FDLPROXT 0x40
jayvpoddar 0:d2e6b3ce6988 96 // Electrode Touch/Release thresholds
jayvpoddar 0:d2e6b3ce6988 97 #define ELE0_T 0x41
jayvpoddar 0:d2e6b3ce6988 98 #define ELE0_R 0x42
jayvpoddar 0:d2e6b3ce6988 99 #define ELE1_T 0x43
jayvpoddar 0:d2e6b3ce6988 100 #define ELE1_R 0x44
jayvpoddar 0:d2e6b3ce6988 101 #define ELE2_T 0x45
jayvpoddar 0:d2e6b3ce6988 102 #define ELE2_R 0x46
jayvpoddar 0:d2e6b3ce6988 103 #define ELE3_T 0x47
jayvpoddar 0:d2e6b3ce6988 104 #define ELE3_R 0x48
jayvpoddar 0:d2e6b3ce6988 105 #define ELE4_T 0x49
jayvpoddar 0:d2e6b3ce6988 106 #define ELE4_R 0x4A
jayvpoddar 0:d2e6b3ce6988 107 #define ELE5_T 0x4B
jayvpoddar 0:d2e6b3ce6988 108 #define ELE5_R 0x4C
jayvpoddar 0:d2e6b3ce6988 109 #define ELE6_T 0x4D
jayvpoddar 0:d2e6b3ce6988 110 #define ELE6_R 0x4E
jayvpoddar 0:d2e6b3ce6988 111 #define ELE7_T 0x4F
jayvpoddar 0:d2e6b3ce6988 112 #define ELE7_R 0x50
jayvpoddar 0:d2e6b3ce6988 113 #define ELE8_T 0x51
jayvpoddar 0:d2e6b3ce6988 114 #define ELE8_R 0x52
jayvpoddar 0:d2e6b3ce6988 115 #define ELE9_T 0x53
jayvpoddar 0:d2e6b3ce6988 116 #define ELE9_R 0x54
jayvpoddar 0:d2e6b3ce6988 117 #define ELE10_T 0x55
jayvpoddar 0:d2e6b3ce6988 118 #define ELE10_R 0x56
jayvpoddar 0:d2e6b3ce6988 119 #define ELE11_T 0x57
jayvpoddar 0:d2e6b3ce6988 120 #define ELE11_R 0x58
jayvpoddar 0:d2e6b3ce6988 121 // Proximity Touch/Release thresholds
jayvpoddar 0:d2e6b3ce6988 122 #define EPROXTTH 0x59
jayvpoddar 0:d2e6b3ce6988 123 #define EPROXRTH 0x5A
jayvpoddar 0:d2e6b3ce6988 124 // Debounce configuration
jayvpoddar 0:d2e6b3ce6988 125 #define DEB_CFG 0x5B
jayvpoddar 0:d2e6b3ce6988 126 // AFE- Analogue Front End configuration
jayvpoddar 0:d2e6b3ce6988 127 #define AFE_CFG 0x5C
jayvpoddar 0:d2e6b3ce6988 128 // Filter configuration
jayvpoddar 0:d2e6b3ce6988 129 #define FIL_CFG 0x5D
jayvpoddar 0:d2e6b3ce6988 130 // Electrode configuration - transistions to "active mode"
jayvpoddar 0:d2e6b3ce6988 131 #define ELE_CFG 0x5E
jayvpoddar 0:d2e6b3ce6988 132
jayvpoddar 0:d2e6b3ce6988 133 #define GPIO_CTRL0 0x73
jayvpoddar 0:d2e6b3ce6988 134 #define GPIO_CTRL1 0x74
jayvpoddar 0:d2e6b3ce6988 135 #define GPIO_DATA 0x75
jayvpoddar 0:d2e6b3ce6988 136 #define GPIO_DIR 0x76
jayvpoddar 0:d2e6b3ce6988 137 #define GPIO_EN 0x77
jayvpoddar 0:d2e6b3ce6988 138 #define GPIO_SET 0x78
jayvpoddar 0:d2e6b3ce6988 139 #define GPIO_CLEAR 0x79
jayvpoddar 0:d2e6b3ce6988 140 #define GPIO_TOGGLE 0x7A
jayvpoddar 0:d2e6b3ce6988 141 // Auto configration registers
jayvpoddar 0:d2e6b3ce6988 142 #define AUTO_CFG_0 0x7B
jayvpoddar 0:d2e6b3ce6988 143 #define AUTO_CFG_U 0x7D
jayvpoddar 0:d2e6b3ce6988 144 #define AUTO_CFG_L 0x7E
jayvpoddar 0:d2e6b3ce6988 145 #define AUTO_CFG_T 0x7F
jayvpoddar 0:d2e6b3ce6988 146
jayvpoddar 0:d2e6b3ce6988 147 // Threshold defaults
jayvpoddar 0:d2e6b3ce6988 148 // Electrode touch threshold
jayvpoddar 0:d2e6b3ce6988 149 #define E_THR_T 0x0F
jayvpoddar 0:d2e6b3ce6988 150 // Electrode release threshold
jayvpoddar 0:d2e6b3ce6988 151 #define E_THR_R 0x0A
jayvpoddar 0:d2e6b3ce6988 152 // Prox touch threshold
jayvpoddar 0:d2e6b3ce6988 153 #define PROX_THR_T 0x02
jayvpoddar 0:d2e6b3ce6988 154 // Prox release threshold
jayvpoddar 0:d2e6b3ce6988 155 #define PROX_THR_R 0x02
jayvpoddar 0:d2e6b3ce6988 156
jayvpoddar 0:d2e6b3ce6988 157 #endif