Fabio Brembilla / X_NUCLEO_6180XA1

Now you can use NC as InterruptIn

Dependencies:   X_NUCLEO_COMMON

Fork of X_NUCLEO_6180XA1 by ST

Components/STMPE1600/stmpe1600_class.h@7:2dc81120c917, 2015-09-25 (annotated)

Committer:
gallonm
Date:
Fri Sep 25 12:12:51 2015 +0200
Revision:
7:2dc81120c917
Child:
8:f943a1fca15f
update files

Who changed what in which revision?

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gallonm 7:2dc81120c917 1 /**
gallonm 7:2dc81120c917 2 ******************************************************************************
gallonm 7:2dc81120c917 3 * @file vl6180x_class.h
gallonm 7:2dc81120c917 4 * @author AST / EST
gallonm 7:2dc81120c917 5 * @version V0.0.1
gallonm 7:2dc81120c917 6 * @date 14-April-2015
gallonm 7:2dc81120c917 7 * @brief Header file for component VL6180X
gallonm 7:2dc81120c917 8 ******************************************************************************
gallonm 7:2dc81120c917 9 * @attention
gallonm 7:2dc81120c917 10 *
gallonm 7:2dc81120c917 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
gallonm 7:2dc81120c917 12 *
gallonm 7:2dc81120c917 13 * Redistribution and use in source and binary forms, with or without modification,
gallonm 7:2dc81120c917 14 * are permitted provided that the following conditions are met:
gallonm 7:2dc81120c917 15 * 1. Redistributions of source code must retain the above copyright notice,
gallonm 7:2dc81120c917 16 * this list of conditions and the following disclaimer.
gallonm 7:2dc81120c917 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
gallonm 7:2dc81120c917 18 * this list of conditions and the following disclaimer in the documentation
gallonm 7:2dc81120c917 19 * and/or other materials provided with the distribution.
gallonm 7:2dc81120c917 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
gallonm 7:2dc81120c917 21 * may be used to endorse or promote products derived from this software
gallonm 7:2dc81120c917 22 * without specific prior written permission.
gallonm 7:2dc81120c917 23 *
gallonm 7:2dc81120c917 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
gallonm 7:2dc81120c917 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
gallonm 7:2dc81120c917 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
gallonm 7:2dc81120c917 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
gallonm 7:2dc81120c917 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
gallonm 7:2dc81120c917 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
gallonm 7:2dc81120c917 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
gallonm 7:2dc81120c917 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
gallonm 7:2dc81120c917 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
gallonm 7:2dc81120c917 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
gallonm 7:2dc81120c917 34 *
gallonm 7:2dc81120c917 35 ******************************************************************************
gallonm 7:2dc81120c917 36 */
gallonm 7:2dc81120c917 37 #ifndef __STMPE1600_CLASS
gallonm 7:2dc81120c917 38 #define __STMPE1600_CLASS
gallonm 7:2dc81120c917 39 /* Includes ------------------------------------------------------------------*/
gallonm 7:2dc81120c917 40 #include "mbed.h"
gallonm 7:2dc81120c917 41 #include <assert.h>
gallonm 7:2dc81120c917 42
gallonm 7:2dc81120c917 43 #define STMPE1600_DEF_DEVICE_ADDRESS (uint8_t)0x42*2 // in 7 bits I2C format
gallonm 7:2dc81120c917 44 #define STMPE1600_DEF_DIGIOUT_LVL 0
gallonm 7:2dc81120c917 45
gallonm 7:2dc81120c917 46 /** STMPE1600 registr map **/
gallonm 7:2dc81120c917 47 #define VersionId (uint8_t)0x02
gallonm 7:2dc81120c917 48 #define SystemControl (uint8_t)0x03
gallonm 7:2dc81120c917 49 #define IEGPIOR_0_7 (uint8_t)0x08
gallonm 7:2dc81120c917 50 #define IEGPIOR_8_15 (uint8_t)0x09
gallonm 7:2dc81120c917 51 #define ISGPIOR_0_7 (uint8_t)0x0A
gallonm 7:2dc81120c917 52 #define ISGPIOR_8_15 (uint8_t)0x0B
gallonm 7:2dc81120c917 53 #define GPMR_0_7 (uint8_t)0x10
gallonm 7:2dc81120c917 54 #define GPMR_8_15 (uint8_t)0x11
gallonm 7:2dc81120c917 55 #define GPSR_0_7 (uint8_t)0x12
gallonm 7:2dc81120c917 56 #define GPSR_8_15 (uint8_t)0x13
gallonm 7:2dc81120c917 57 #define GPDR_0_7 (uint8_t)0x14
gallonm 7:2dc81120c917 58 #define GPDR_8_15 (uint8_t)0x15
gallonm 7:2dc81120c917 59 #define GPIR_0_7 (uint8_t)0x16
gallonm 7:2dc81120c917 60 #define GPIR_8_15 (uint8_t)0x17
gallonm 7:2dc81120c917 61
gallonm 7:2dc81120c917 62 typedef enum {
gallonm 7:2dc81120c917 63 // GPIO Expander pin names
gallonm 7:2dc81120c917 64 GPIO_0,
gallonm 7:2dc81120c917 65 GPIO_1,
gallonm 7:2dc81120c917 66 GPIO_2,
gallonm 7:2dc81120c917 67 GPIO_3,
gallonm 7:2dc81120c917 68 GPIO_4,
gallonm 7:2dc81120c917 69 GPIO_5,
gallonm 7:2dc81120c917 70 GPIO_6,
gallonm 7:2dc81120c917 71 GPIO_7,
gallonm 7:2dc81120c917 72 GPIO_8,
gallonm 7:2dc81120c917 73 GPIO_9,
gallonm 7:2dc81120c917 74 GPIO_10,
gallonm 7:2dc81120c917 75 GPIO_11,
gallonm 7:2dc81120c917 76 GPIO_12,
gallonm 7:2dc81120c917 77 GPIO_13,
gallonm 7:2dc81120c917 78 GPIO_14,
gallonm 7:2dc81120c917 79 GPIO_15
gallonm 7:2dc81120c917 80 } ExpGpioPinName;
gallonm 7:2dc81120c917 81
gallonm 7:2dc81120c917 82 typedef enum {
gallonm 7:2dc81120c917 83 INPUT,
gallonm 7:2dc81120c917 84 OUTPUT,
gallonm 7:2dc81120c917 85 NOT_CONNECTED
gallonm 7:2dc81120c917 86 }ExpGpioPinDirection;
gallonm 7:2dc81120c917 87
gallonm 7:2dc81120c917 88
gallonm 7:2dc81120c917 89 class STMPE1600DigiOut {
gallonm 7:2dc81120c917 90
gallonm 7:2dc81120c917 91 public:
gallonm 7:2dc81120c917 92 STMPE1600DigiOut (DevI2C &i2c, ExpGpioPinName outpinname, uint8_t DevAddr=STMPE1600_DEF_DEVICE_ADDRESS, bool lvl=STMPE1600_DEF_DIGIOUT_LVL): dev_i2c(i2c), expdevaddr(DevAddr), exppinname(outpinname)
gallonm 7:2dc81120c917 93 {
gallonm 7:2dc81120c917 94 uint8_t data[2];
gallonm 7:2dc81120c917 95 /* set the exppinname as output */
gallonm 7:2dc81120c917 96 dev_i2c.i2c_read(data, expdevaddr, GPDR_0_7, 1);
gallonm 7:2dc81120c917 97 dev_i2c.i2c_read(&data[1], expdevaddr, GPDR_8_15, 1);
gallonm 7:2dc81120c917 98 *(uint16_t*)data = *(uint16_t*)data | (1<<(uint16_t)exppinname); // set gopio as out
gallonm 7:2dc81120c917 99 dev_i2c.i2c_write(data, expdevaddr, GPDR_0_7, 1);
gallonm 7:2dc81120c917 100 dev_i2c.i2c_write(&data[1], expdevaddr, GPDR_8_15, 1);
gallonm 7:2dc81120c917 101 write(lvl);
gallonm 7:2dc81120c917 102
gallonm 7:2dc81120c917 103 }
gallonm 7:2dc81120c917 104
gallonm 7:2dc81120c917 105 void write (int lvl) {
gallonm 7:2dc81120c917 106 uint8_t data[2];
gallonm 7:2dc81120c917 107 /* set the exppinname state to lvl */
gallonm 7:2dc81120c917 108 dev_i2c.i2c_read(data, expdevaddr, GPSR_0_7, 1);
gallonm 7:2dc81120c917 109 dev_i2c.i2c_read(&data[1], expdevaddr, GPSR_8_15, 1);
gallonm 7:2dc81120c917 110 *(uint16_t*)data = *(uint16_t*)data & (~(1<<(uint16_t)exppinname)); // set pin mask
gallonm 7:2dc81120c917 111 if (lvl) *(uint16_t*)data = *(uint16_t*)data | ( 1<<(uint16_t)exppinname);
gallonm 7:2dc81120c917 112 dev_i2c.i2c_write(data, expdevaddr, GPSR_0_7, 1);
gallonm 7:2dc81120c917 113 dev_i2c.i2c_write(&data[1], expdevaddr, GPSR_8_15, 1);
gallonm 7:2dc81120c917 114 }
gallonm 7:2dc81120c917 115
gallonm 7:2dc81120c917 116 STMPE1600DigiOut& operator=(int lvl) {
gallonm 7:2dc81120c917 117 write (lvl);
gallonm 7:2dc81120c917 118 return *this;
gallonm 7:2dc81120c917 119 }
gallonm 7:2dc81120c917 120
gallonm 7:2dc81120c917 121 private:
gallonm 7:2dc81120c917 122 DevI2C &dev_i2c;
gallonm 7:2dc81120c917 123 uint8_t expdevaddr;
gallonm 7:2dc81120c917 124 ExpGpioPinName exppinname;
gallonm 7:2dc81120c917 125 };
gallonm 7:2dc81120c917 126
gallonm 7:2dc81120c917 127 class STMPE1600DigiIn {
gallonm 7:2dc81120c917 128
gallonm 7:2dc81120c917 129 public:
gallonm 7:2dc81120c917 130 STMPE1600DigiIn (DevI2C &i2c, ExpGpioPinName inpinname, uint8_t DevAddr=STMPE1600_DEF_DEVICE_ADDRESS): dev_i2c(i2c), expdevaddr(DevAddr), exppinname(inpinname)
gallonm 7:2dc81120c917 131 {
gallonm 7:2dc81120c917 132 uint8_t data[2];
gallonm 7:2dc81120c917 133 /* set the exppinname as input pin direction */
gallonm 7:2dc81120c917 134 dev_i2c.i2c_read(data, expdevaddr, GPDR_0_7, 1);
gallonm 7:2dc81120c917 135 dev_i2c.i2c_read(&data[1], expdevaddr, GPDR_8_15, 1);
gallonm 7:2dc81120c917 136 *(uint16_t*)data = *(uint16_t*)data & (~(1<<(uint16_t)exppinname)); // set gopio as in
gallonm 7:2dc81120c917 137 dev_i2c.i2c_write(data, expdevaddr, GPDR_0_7, 1);
gallonm 7:2dc81120c917 138 dev_i2c.i2c_write(&data[1], expdevaddr, GPDR_8_15, 1);
gallonm 7:2dc81120c917 139 }
gallonm 7:2dc81120c917 140
gallonm 7:2dc81120c917 141 bool read () {
gallonm 7:2dc81120c917 142 uint8_t data[2];
gallonm 7:2dc81120c917 143 /* read the exppinname */
gallonm 7:2dc81120c917 144 dev_i2c.i2c_read(data, expdevaddr, GPMR_0_7, 1);
gallonm 7:2dc81120c917 145 dev_i2c.i2c_read(&data[1], expdevaddr, GPMR_8_15, 1);
gallonm 7:2dc81120c917 146 *(uint16_t*)data = *(uint16_t*)data & (1<<(uint16_t)exppinname); // mask the in gpio
gallonm 7:2dc81120c917 147 if (data[0] || data[1]) return 1;
gallonm 7:2dc81120c917 148 return 0;
gallonm 7:2dc81120c917 149 }
gallonm 7:2dc81120c917 150
gallonm 7:2dc81120c917 151 operator int() {
gallonm 7:2dc81120c917 152 return read();
gallonm 7:2dc81120c917 153 }
gallonm 7:2dc81120c917 154
gallonm 7:2dc81120c917 155 private:
gallonm 7:2dc81120c917 156 DevI2C &dev_i2c;
gallonm 7:2dc81120c917 157 uint8_t expdevaddr;
gallonm 7:2dc81120c917 158 ExpGpioPinName exppinname;
gallonm 7:2dc81120c917 159 };
gallonm 7:2dc81120c917 160
gallonm 7:2dc81120c917 161
gallonm 7:2dc81120c917 162 #endif // __STMPE1600_CLASS