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Example showing how to integrate EASE with proximity Sensor and Base board
Dependencies: mbed EsmacatShield X_NUCLEO_6180XA1
Information about Esmacat and EASE is provided in the link below. https://os.mbed.com/users/esmacat/code/EASE_Example/wiki/Homepage
Information about the hardware needs and setup is provided in the link below. https://os.mbed.com/users/esmacat/code/EASE_Example/wiki/Hardware-Setup
Information about the structure of the system and it's software is provided in the link below. https://os.mbed.com/users/esmacat/code/EASE_Example/wiki/Software
main.cpp@0:b706d6b7c1d3, 2016-09-12 (annotated)
- Committer:
- mapellil
- Date:
- Mon Sep 12 11:49:48 2016 +0000
- Revision:
- 0:b706d6b7c1d3
- Child:
- 3:d3719ebf51c4
First commit of 6180XA1 complex application example
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mapellil | 0:b706d6b7c1d3 | 1 | #include "mbed.h" |
mapellil | 0:b706d6b7c1d3 | 2 | #include "x_nucleo_6180xa1.h" |
mapellil | 0:b706d6b7c1d3 | 3 | #include <string.h> |
mapellil | 0:b706d6b7c1d3 | 4 | #include <stdlib.h> |
mapellil | 0:b706d6b7c1d3 | 5 | #include <stdio.h> |
mapellil | 0:b706d6b7c1d3 | 6 | #include <assert.h> |
mapellil | 0:b706d6b7c1d3 | 7 | |
mapellil | 0:b706d6b7c1d3 | 8 | /* This VL6180X Expansion board test application performs a range measurement and an als measurement in interrupt mode |
mapellil | 0:b706d6b7c1d3 | 9 | on the onboard embedded top sensor. |
mapellil | 0:b706d6b7c1d3 | 10 | The board red slider select on the flight the measurement type as ALS or RANGE; the measured data is diplayed on the |
mapellil | 0:b706d6b7c1d3 | 11 | on bord 4digits display. |
mapellil | 0:b706d6b7c1d3 | 12 | |
mapellil | 0:b706d6b7c1d3 | 13 | User Blue button allows to stop current measurement and the entire program releasing all the resources. |
mapellil | 0:b706d6b7c1d3 | 14 | Reset button is used to restart the program. */ |
mapellil | 0:b706d6b7c1d3 | 15 | |
mapellil | 0:b706d6b7c1d3 | 16 | /* Polling operating modes don`t require callback function that handles IRQ |
mapellil | 0:b706d6b7c1d3 | 17 | Callback IRQ functions are used only for measure that require interrupt */ |
mapellil | 0:b706d6b7c1d3 | 18 | |
mapellil | 0:b706d6b7c1d3 | 19 | /* GetMeasurement is asynchronous! It returns NOT_READY if the measurement value |
mapellil | 0:b706d6b7c1d3 | 20 | is not ready to be read from the corresponding register. So you need to wait |
mapellil | 0:b706d6b7c1d3 | 21 | for the result to be ready */ |
mapellil | 0:b706d6b7c1d3 | 22 | |
mapellil | 0:b706d6b7c1d3 | 23 | #define VL6180X_I2C_SDA D14 |
mapellil | 0:b706d6b7c1d3 | 24 | #define VL6180X_I2C_SCL D15 |
mapellil | 0:b706d6b7c1d3 | 25 | |
mapellil | 0:b706d6b7c1d3 | 26 | #define RANGE 0 |
mapellil | 0:b706d6b7c1d3 | 27 | #define ALS 1 |
mapellil | 0:b706d6b7c1d3 | 28 | |
mapellil | 0:b706d6b7c1d3 | 29 | static X_NUCLEO_6180XA1 *board=NULL; |
mapellil | 0:b706d6b7c1d3 | 30 | MeasureData_t data_sensor_top; |
mapellil | 0:b706d6b7c1d3 | 31 | OperatingMode operating_mode, prev_operating_mode; |
mapellil | 0:b706d6b7c1d3 | 32 | |
mapellil | 0:b706d6b7c1d3 | 33 | /* flags that handle interrupt request */ |
mapellil | 0:b706d6b7c1d3 | 34 | bool int_sensor_top=false, int_stop_measure=false; |
mapellil | 0:b706d6b7c1d3 | 35 | |
mapellil | 0:b706d6b7c1d3 | 36 | /* ISR callback function of the sensor_top */ |
mapellil | 0:b706d6b7c1d3 | 37 | void SensorTopIRQ(void) |
mapellil | 0:b706d6b7c1d3 | 38 | { |
mapellil | 0:b706d6b7c1d3 | 39 | int_sensor_top=true; |
mapellil | 0:b706d6b7c1d3 | 40 | board->sensor_top->DisableInterruptMeasureDetectionIRQ(); |
mapellil | 0:b706d6b7c1d3 | 41 | } |
mapellil | 0:b706d6b7c1d3 | 42 | |
mapellil | 0:b706d6b7c1d3 | 43 | /* ISR callback function of the user blue button to stop program */ |
mapellil | 0:b706d6b7c1d3 | 44 | void StopMeasureIRQ(void) |
mapellil | 0:b706d6b7c1d3 | 45 | { |
mapellil | 0:b706d6b7c1d3 | 46 | int_stop_measure=true; |
mapellil | 0:b706d6b7c1d3 | 47 | } |
mapellil | 0:b706d6b7c1d3 | 48 | |
mapellil | 0:b706d6b7c1d3 | 49 | /* On board 4 digit local display refresh */ |
mapellil | 0:b706d6b7c1d3 | 50 | void DisplayRefresh(OperatingMode op_mode) |
mapellil | 0:b706d6b7c1d3 | 51 | { |
mapellil | 0:b706d6b7c1d3 | 52 | char str[5]; |
mapellil | 0:b706d6b7c1d3 | 53 | |
mapellil | 0:b706d6b7c1d3 | 54 | if(op_mode==range_continuous_interrupt || op_mode==range_continuous_polling) |
mapellil | 0:b706d6b7c1d3 | 55 | { |
mapellil | 0:b706d6b7c1d3 | 56 | if(data_sensor_top.range_mm!=0xFFFFFFFF) |
mapellil | 0:b706d6b7c1d3 | 57 | { |
mapellil | 0:b706d6b7c1d3 | 58 | sprintf(str,"%d",data_sensor_top.range_mm); |
mapellil | 0:b706d6b7c1d3 | 59 | } |
mapellil | 0:b706d6b7c1d3 | 60 | else |
mapellil | 0:b706d6b7c1d3 | 61 | { |
mapellil | 0:b706d6b7c1d3 | 62 | sprintf(str,"%s","----"); |
mapellil | 0:b706d6b7c1d3 | 63 | } |
mapellil | 0:b706d6b7c1d3 | 64 | } |
mapellil | 0:b706d6b7c1d3 | 65 | else if(op_mode==als_continuous_interrupt || op_mode==als_continuous_polling) |
mapellil | 0:b706d6b7c1d3 | 66 | { |
mapellil | 0:b706d6b7c1d3 | 67 | if(data_sensor_top.lux!=0xFFFFFFFF) |
mapellil | 0:b706d6b7c1d3 | 68 | { |
mapellil | 0:b706d6b7c1d3 | 69 | sprintf(str,"%d",data_sensor_top.lux); |
mapellil | 0:b706d6b7c1d3 | 70 | } |
mapellil | 0:b706d6b7c1d3 | 71 | else |
mapellil | 0:b706d6b7c1d3 | 72 | { |
mapellil | 0:b706d6b7c1d3 | 73 | sprintf(str,"%s","----"); |
mapellil | 0:b706d6b7c1d3 | 74 | } |
mapellil | 0:b706d6b7c1d3 | 75 | } |
mapellil | 0:b706d6b7c1d3 | 76 | board->display->DisplayString(str, strlen(str)); |
mapellil | 0:b706d6b7c1d3 | 77 | } |
mapellil | 0:b706d6b7c1d3 | 78 | |
mapellil | 0:b706d6b7c1d3 | 79 | /* On board red slider position check */ |
mapellil | 0:b706d6b7c1d3 | 80 | enum OpModeIntPoll_t{ PollMeasure, IntMeasure }; |
mapellil | 0:b706d6b7c1d3 | 81 | |
mapellil | 0:b706d6b7c1d3 | 82 | OperatingMode CheckSlider(enum OpModeIntPoll_t OpMode) { |
mapellil | 0:b706d6b7c1d3 | 83 | |
mapellil | 0:b706d6b7c1d3 | 84 | OperatingMode ret; |
mapellil | 0:b706d6b7c1d3 | 85 | int measure= board->RdSwitch(); |
mapellil | 0:b706d6b7c1d3 | 86 | |
mapellil | 0:b706d6b7c1d3 | 87 | switch (OpMode) { |
mapellil | 0:b706d6b7c1d3 | 88 | case PollMeasure: |
mapellil | 0:b706d6b7c1d3 | 89 | if(measure==RANGE) |
mapellil | 0:b706d6b7c1d3 | 90 | ret = range_continuous_polling; |
mapellil | 0:b706d6b7c1d3 | 91 | else if(measure==ALS) |
mapellil | 0:b706d6b7c1d3 | 92 | ret = als_continuous_polling; |
mapellil | 0:b706d6b7c1d3 | 93 | break; |
mapellil | 0:b706d6b7c1d3 | 94 | |
mapellil | 0:b706d6b7c1d3 | 95 | case IntMeasure: |
mapellil | 0:b706d6b7c1d3 | 96 | if(measure==RANGE) |
mapellil | 0:b706d6b7c1d3 | 97 | ret = range_continuous_interrupt; |
mapellil | 0:b706d6b7c1d3 | 98 | else if(measure==ALS) |
mapellil | 0:b706d6b7c1d3 | 99 | ret = als_continuous_interrupt; |
mapellil | 0:b706d6b7c1d3 | 100 | break; |
mapellil | 0:b706d6b7c1d3 | 101 | } |
mapellil | 0:b706d6b7c1d3 | 102 | return ret; |
mapellil | 0:b706d6b7c1d3 | 103 | } |
mapellil | 0:b706d6b7c1d3 | 104 | |
mapellil | 0:b706d6b7c1d3 | 105 | /* Print on USB Serial the started OperatingMode */ |
mapellil | 0:b706d6b7c1d3 | 106 | void PrintStartMessage(OperatingMode op_mode) |
mapellil | 0:b706d6b7c1d3 | 107 | { |
mapellil | 0:b706d6b7c1d3 | 108 | if(op_mode==range_continuous_interrupt) |
mapellil | 0:b706d6b7c1d3 | 109 | printf("\nStarted range continuous interrupt measure\n\r"); |
mapellil | 0:b706d6b7c1d3 | 110 | else if(prev_operating_mode==als_continuous_interrupt) |
mapellil | 0:b706d6b7c1d3 | 111 | printf("\nStarted als continuous interrupt measure\n\r"); |
mapellil | 0:b706d6b7c1d3 | 112 | } |
mapellil | 0:b706d6b7c1d3 | 113 | |
mapellil | 0:b706d6b7c1d3 | 114 | /* Print on USB Serial the stopped OperatingMode */ |
mapellil | 0:b706d6b7c1d3 | 115 | void PrintStopMessage(OperatingMode op_mode) |
mapellil | 0:b706d6b7c1d3 | 116 | { |
mapellil | 0:b706d6b7c1d3 | 117 | if(op_mode==range_continuous_interrupt) |
mapellil | 0:b706d6b7c1d3 | 118 | printf("Stopped range continuous interrupt measure\n\r"); |
mapellil | 0:b706d6b7c1d3 | 119 | else if(prev_operating_mode==als_continuous_interrupt) |
mapellil | 0:b706d6b7c1d3 | 120 | printf("Stopped als continuous interrupt measure\n\r"); |
mapellil | 0:b706d6b7c1d3 | 121 | } |
mapellil | 0:b706d6b7c1d3 | 122 | |
mapellil | 0:b706d6b7c1d3 | 123 | /* Print on board 4 Digit display the indicated message <= 4 char */ |
mapellil | 0:b706d6b7c1d3 | 124 | #define DELAY 2000 // 2Sec |
mapellil | 0:b706d6b7c1d3 | 125 | void DisplayMsg(const char * msg) |
mapellil | 0:b706d6b7c1d3 | 126 | { |
mapellil | 0:b706d6b7c1d3 | 127 | Timer timer; |
mapellil | 0:b706d6b7c1d3 | 128 | char str[5]; |
mapellil | 0:b706d6b7c1d3 | 129 | |
mapellil | 0:b706d6b7c1d3 | 130 | timer.start(); |
mapellil | 0:b706d6b7c1d3 | 131 | for(int i=0; i<DELAY; i=timer.read_ms()) |
mapellil | 0:b706d6b7c1d3 | 132 | { |
mapellil | 0:b706d6b7c1d3 | 133 | sprintf(str,"%s",msg); |
mapellil | 0:b706d6b7c1d3 | 134 | board->display->DisplayString(str, strlen(str)); |
mapellil | 0:b706d6b7c1d3 | 135 | } |
mapellil | 0:b706d6b7c1d3 | 136 | timer.stop(); |
mapellil | 0:b706d6b7c1d3 | 137 | } |
mapellil | 0:b706d6b7c1d3 | 138 | |
mapellil | 0:b706d6b7c1d3 | 139 | |
mapellil | 0:b706d6b7c1d3 | 140 | void IntContinousALSorRangeMeasure (DevI2C *device_i2c) { |
mapellil | 0:b706d6b7c1d3 | 141 | int status; |
mapellil | 0:b706d6b7c1d3 | 142 | /* creates the 6180XA1 expansion board singleton obj */ |
mapellil | 0:b706d6b7c1d3 | 143 | board=X_NUCLEO_6180XA1::Instance(device_i2c, A3, A2, D13, D2); |
mapellil | 0:b706d6b7c1d3 | 144 | DisplayMsg ("INT"); |
mapellil | 0:b706d6b7c1d3 | 145 | /* init the 6180XA1 expansion board with default values */ |
mapellil | 0:b706d6b7c1d3 | 146 | status=board->InitBoard(); |
mapellil | 0:b706d6b7c1d3 | 147 | if(status) |
mapellil | 0:b706d6b7c1d3 | 148 | printf("Failed to init board!\n\r"); |
mapellil | 0:b706d6b7c1d3 | 149 | /* check the red slider position for ALS/Range measure */ |
mapellil | 0:b706d6b7c1d3 | 150 | operating_mode=CheckSlider(IntMeasure); |
mapellil | 0:b706d6b7c1d3 | 151 | /* start the measure on sensor top */ |
mapellil | 0:b706d6b7c1d3 | 152 | status=board->sensor_top->StartMeasurement(operating_mode, SensorTopIRQ, NULL, NULL); |
mapellil | 0:b706d6b7c1d3 | 153 | if(!status) |
mapellil | 0:b706d6b7c1d3 | 154 | { |
mapellil | 0:b706d6b7c1d3 | 155 | prev_operating_mode=operating_mode; |
mapellil | 0:b706d6b7c1d3 | 156 | PrintStartMessage(operating_mode); |
mapellil | 0:b706d6b7c1d3 | 157 | while(1) |
mapellil | 0:b706d6b7c1d3 | 158 | { |
mapellil | 0:b706d6b7c1d3 | 159 | if(int_sensor_top) /* 6180 isr was triggered */ |
mapellil | 0:b706d6b7c1d3 | 160 | { |
mapellil | 0:b706d6b7c1d3 | 161 | int_sensor_top=false; |
mapellil | 0:b706d6b7c1d3 | 162 | status=board->sensor_top->HandleIRQ(operating_mode, &data_sensor_top); /* handle the isr and read the meaure */ |
mapellil | 0:b706d6b7c1d3 | 163 | DisplayRefresh(operating_mode); |
mapellil | 0:b706d6b7c1d3 | 164 | } |
mapellil | 0:b706d6b7c1d3 | 165 | if(int_stop_measure) /* Blue Button isr was triggered */ |
mapellil | 0:b706d6b7c1d3 | 166 | { |
mapellil | 0:b706d6b7c1d3 | 167 | status=board->sensor_top->StopMeasurement(prev_operating_mode); /* stop the measure and exit */ |
mapellil | 0:b706d6b7c1d3 | 168 | if(!status) |
mapellil | 0:b706d6b7c1d3 | 169 | PrintStopMessage(prev_operating_mode); |
mapellil | 0:b706d6b7c1d3 | 170 | int_stop_measure = false; |
mapellil | 0:b706d6b7c1d3 | 171 | printf("\nProgram stopped!\n\n\r"); |
mapellil | 0:b706d6b7c1d3 | 172 | break; |
mapellil | 0:b706d6b7c1d3 | 173 | } |
mapellil | 0:b706d6b7c1d3 | 174 | operating_mode=CheckSlider(IntMeasure); /* check if red slider was moved */ |
mapellil | 0:b706d6b7c1d3 | 175 | if(operating_mode!=prev_operating_mode) |
mapellil | 0:b706d6b7c1d3 | 176 | { |
mapellil | 0:b706d6b7c1d3 | 177 | DisplayRefresh(prev_operating_mode); |
mapellil | 0:b706d6b7c1d3 | 178 | status=board->sensor_top->StopMeasurement(prev_operating_mode); /* stop the running measure */ |
mapellil | 0:b706d6b7c1d3 | 179 | if(!status) |
mapellil | 0:b706d6b7c1d3 | 180 | PrintStopMessage(prev_operating_mode); |
mapellil | 0:b706d6b7c1d3 | 181 | prev_operating_mode=operating_mode; |
mapellil | 0:b706d6b7c1d3 | 182 | status=board->sensor_top->StartMeasurement(operating_mode, SensorTopIRQ, NULL, NULL); /* start the new measure */ |
mapellil | 0:b706d6b7c1d3 | 183 | if(!status) |
mapellil | 0:b706d6b7c1d3 | 184 | PrintStartMessage(operating_mode); |
mapellil | 0:b706d6b7c1d3 | 185 | } else |
mapellil | 0:b706d6b7c1d3 | 186 | DisplayRefresh(operating_mode); |
mapellil | 0:b706d6b7c1d3 | 187 | } |
mapellil | 0:b706d6b7c1d3 | 188 | } |
mapellil | 0:b706d6b7c1d3 | 189 | DisplayMsg("BYE"); |
mapellil | 0:b706d6b7c1d3 | 190 | } |
mapellil | 0:b706d6b7c1d3 | 191 | |
mapellil | 0:b706d6b7c1d3 | 192 | /*=================================== Main ================================== |
mapellil | 0:b706d6b7c1d3 | 193 | Move the VL6180X Expansion board red slider to switch between ALS or Range |
mapellil | 0:b706d6b7c1d3 | 194 | measures. |
mapellil | 0:b706d6b7c1d3 | 195 | Press the blue user button to stop the measurements in progress |
mapellil | 0:b706d6b7c1d3 | 196 | =============================================================================*/ |
mapellil | 0:b706d6b7c1d3 | 197 | int main() |
mapellil | 0:b706d6b7c1d3 | 198 | { |
mapellil | 0:b706d6b7c1d3 | 199 | #if USER_BUTTON==PC_13 // we are cross compiling for Nucleo-f401 |
mapellil | 0:b706d6b7c1d3 | 200 | InterruptIn stop_button (USER_BUTTON); |
mapellil | 0:b706d6b7c1d3 | 201 | stop_button.rise (&StopMeasureIRQ); |
mapellil | 0:b706d6b7c1d3 | 202 | #endif |
mapellil | 0:b706d6b7c1d3 | 203 | DevI2C *device_i2c =new DevI2C(VL6180X_I2C_SDA, VL6180X_I2C_SCL); |
mapellil | 0:b706d6b7c1d3 | 204 | |
mapellil | 0:b706d6b7c1d3 | 205 | IntContinousALSorRangeMeasure (device_i2c); // start continous measures Interrupt based |
mapellil | 0:b706d6b7c1d3 | 206 | } |
mapellil | 0:b706d6b7c1d3 | 207 |