Sample application to show ranging with interrupts support. Uses centre sensor on X-Nucleo-53L0A1 and ranging_continuous_interrupt mode.
Dependencies: mbed X_NUCLEO_53L0A1
Fork of Display_53L0A1 by
Revision 3:bd38edab685e, committed 2017-08-07
- Comitter:
- johnAlexander
- Date:
- Mon Aug 07 15:18:57 2017 +0000
- Parent:
- 2:bdf097d93eca
- Child:
- 4:79d9b33ebed6
- Commit message:
- Align with ARM mbed coding style.
Changed in this revision
| X_NUCLEO_53L0A1.lib | Show annotated file Show diff for this revision Revisions of this file |
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/X_NUCLEO_53L0A1.lib Wed Jun 14 14:42:41 2017 +0000 +++ b/X_NUCLEO_53L0A1.lib Mon Aug 07 15:18:57 2017 +0000 @@ -1,1 +1,1 @@ -https://developer.mbed.org/teams/ST/code/X_NUCLEO_53L0A1/#f6e2bad00dc7 +https://developer.mbed.org/teams/ST/code/X_NUCLEO_53L0A1/#8320b5ff96fa
--- a/main.cpp Wed Jun 14 14:42:41 2017 +0000
+++ b/main.cpp Mon Aug 07 15:18:57 2017 +0000
@@ -6,112 +6,105 @@
#include <assert.h>
/* This VL53L0X Expansion board test application performs a range measurement in interrupt mode
- on the center embedded sensor.
+ on the center embedded sensor.
The measured data is displayed on the on-board 4-digit display, and sent to com port
User Blue button stops the current measurement and the entire program, releasing all resources.
- Reset button is used to restart the program.
+ Reset button is used to restart the program.
Interrupt mode requires callback function which handles IRQ from given sensor.
*/
-#define VL53L0_I2C_SDA D14
-#define VL53L0_I2C_SCL D15
+#define VL53L0_I2C_SDA D14
+#define VL53L0_I2C_SCL D15
-static X_NUCLEO_53L0A1 *board=NULL;
+static X_NUCLEO_53L0A1 *board = NULL;
VL53L0X_RangingMeasurementData_t data_sensor;
OperatingMode operating_mode;
-
+
/* flags that handle interrupt request for sensor and user blue button*/
-volatile bool int_sensor_centre=false;
+volatile bool int_sensor_centre = false;
volatile bool int_measuring_stop = false;
-/* ISR callback function of the center sensor */
-void SensorCenterIRQ(void)
+/* ISR callback function of the centre sensor */
+void sensor_centre_irq(void)
{
- int_sensor_centre=true;
- board->sensor_centre->DisableInterruptMeasureDetectionIRQ();
-}
+ int_sensor_centre = true;
+ board->sensor_centre->disable_interrupt_measure_detection_irq();
+}
/* ISR callback function of the user blue button to switch measuring sensor. */
-void MeasuringStopIRQ(void)
+void measuring_stop_irq(void)
{
int_measuring_stop = true;
}
/* On board 4 digit local display refresh */
-void DisplayRefresh(const VL53L0X_RangingMeasurementData_t &data)
-{
+void display_refresh(const VL53L0X_RangingMeasurementData_t &data)
+{
char str[4];
- if (data.RangeStatus == 0) // we have a valid range.
- {
+ if (data.RangeStatus == 0) { // we have a valid range.
printf("%4d; ", data.RangeMilliMeter);
- sprintf(str,"%4d", data.RangeMilliMeter);
+ sprintf(str, "%4d", data.RangeMilliMeter);
+ } else {
+ sprintf(str, "%s", "----");
}
- else
- {
- sprintf(str,"%s", "----");
- }
- board->display->DisplayString(str);
+ board->display->display_string(str);
}
-void RangeMeasure(DevI2C *device_i2c) {
- int status;
+void range_measure(DevI2C *device_i2c)
+{
+ int status;
+
+ /* creates the 53L0A1 expansion board singleton obj */
+ board = X_NUCLEO_53L0A1::instance(device_i2c, A2, D8, D2);
- /* creates the 53L0A1 expansion board singleton obj */
- board=X_NUCLEO_53L0A1::Instance(device_i2c, A2, D8, D2);
-
- board->display->DisplayString("53L0");
-
- /* setting operating mode to continuous interrupt */
- operating_mode=range_continuous_interrupt;
-
- /* init the 53L0A1 expansion board with default values */
- status=board->InitBoard();
- if(status)
- {
- printf("Failed to init board!\n\r");
+ board->display->display_string("53L0");
+
+ /* setting operating mode to continuous interrupt */
+ operating_mode = range_continuous_interrupt;
+
+ /* init the 53L0A1 expansion board with default values */
+ status = board->init_board();
+ if (status) {
+ printf("Failed to init board!\n\r");
return;
- }
- //Stop any measurement before setting sensor
- status=board->sensor_centre->StopMeasurement(operating_mode);
- status=board->sensor_centre->StartMeasurement(operating_mode, &SensorCenterIRQ);
-
- if(!status)
- {
- printf ("Entering loop mode\r\n");
- while (true)
- {
- if (int_sensor_centre)
- {
- int_sensor_centre = false;
- status = board->sensor_centre->HandleIRQ(operating_mode, &data_sensor);
- DisplayRefresh(data_sensor);
+ }
+ //Stop any measurement before setting sensor
+ status = board->sensor_centre->stop_measurement(operating_mode);
+ status = board->sensor_centre->start_measurement(operating_mode, &sensor_centre_irq);
+
+ if (!status) {
+ printf("Entering loop mode\r\n");
+ while (true) {
+ if (int_sensor_centre) {
+ int_sensor_centre = false;
+ status = board->sensor_centre->handle_irq(operating_mode, &data_sensor);
+ display_refresh(data_sensor);
+ }
+
+ if (int_measuring_stop) {
+ printf("\r\nEnding loop mode \r\n");
+ break;
+ }
}
-
- if (int_measuring_stop)
- {
- printf("\r\nEnding loop mode \r\n");
- break;
- }
- }
- }
- board->display->DisplayString("BYE");
- delete board;
-}
+ }
+ board->display->display_string("BYE");
+ delete board;
+}
/*=================================== Main ==================================
- Press the blue user button to stop the measurements in progress
+ Press the blue user button to stop the measurements in progress
=============================================================================*/
int main()
-{
+{
#if USER_BUTTON==PC_13 // we are cross compiling for Nucleo-f401
- InterruptIn stop_button (USER_BUTTON);
- stop_button.rise (&MeasuringStopIRQ);
-#endif
- DevI2C *device_i2c =new DevI2C(VL53L0_I2C_SDA, VL53L0_I2C_SCL);
- RangeMeasure(device_i2c); // start continuous measures
+ InterruptIn stop_button(USER_BUTTON);
+ stop_button.rise(&measuring_stop_irq);
+#endif
+ DevI2C *device_i2c = new DevI2C(VL53L0_I2C_SDA, VL53L0_I2C_SCL);
+ range_measure(device_i2c); // start continuous measures
}
