VL53L1X sensor class, for ARM Mbed platform. Based on Ultra-lite, Mass-market C Driver.

Dependencies:   X_NUCLEO_COMMON ST_INTERFACES

Revision:
6:aa13392d16bb
Parent:
5:f16727052990
--- a/vl53l1x_class.cpp	Mon Jan 28 10:14:03 2019 +0000
+++ b/vl53l1x_class.cpp	Fri May 17 09:07:55 2019 +0000
@@ -62,8 +62,8 @@
 {
     VL53L1X_ERROR status = 0;
 
+    status = VL53L1_WrByte(Device, VL53L1_I2C_SLAVE__DEVICE_ADDRESS, new_address >> 1);
     Device->I2cDevAddr = new_address;
-    status = VL53L1_WrByte(Device, VL53L1_I2C_SLAVE__DEVICE_ADDRESS, new_address >> 1);    
     return status;
 }
 
@@ -152,13 +152,7 @@
 VL53L1X_ERROR VL53L1X::VL53L1X_StartRanging()
 {
     VL53L1X_ERROR status = 0;
-/*
-    uint8_t Addr = 0x00;
 
-    for (Addr = 0x2D; Addr <= 0x87; Addr++){
-        status = VL53L1_WrByte(Device, Addr, VL51L1X_DEFAULT_CONFIGURATION[Addr - 0x2D]);
-    }
-*/
     status = VL53L1_WrByte(Device, SYSTEM__MODE_START, 0x40);   /* Enable VL53L1X */
     return status;
 }
@@ -592,7 +586,7 @@
 
 VL53L1X_ERROR VL53L1X::VL53L1X_SetXtalk(uint16_t XtalkValue)
 {
-/* XTalkValue in count per second to avoid float type */
+    /* XTalkValue in count per second to avoid float type */
     VL53L1X_ERROR status = 0;
 
     status = VL53L1_WrWord(Device,
@@ -955,7 +949,6 @@
     int ret;
 
     ret = dev_i2c->v53l1x_i2c_read(pBuffer, DeviceAddr, RegisterAddr, NumByteToRead);
-    //ret = dev_i2c->i2c_read(pBuffer, DeviceAddr, RegisterAddr, NumByteToRead);
 
     if (ret) {
         return -1;
@@ -972,7 +965,6 @@
 
     VL53L1X_ERROR status  = VL53L1_ERROR_NONE;
 
-    //*ptick_count_ms = timeGetTime();
     *ptick_count_ms = 0;
 
     return status;
@@ -982,16 +974,12 @@
 
 VL53L1X_ERROR VL53L1X::VL53L1_WaitUs(VL53L1_Dev_t *pdev, int32_t wait_us)
 {
-    //(void)pdev;
-    //wait_ms(wait_us/1000);
     return VL53L1_ERROR_NONE;
 }
 
 
 VL53L1X_ERROR VL53L1X::VL53L1_WaitMs(VL53L1_Dev_t *pdev, int32_t wait_ms)
 {
-    //(void)pdev;
-    //wait_ms(wait_ms);
     return VL53L1_ERROR_NONE;
 }
 
@@ -1070,5 +1058,58 @@
     return status;
 }
 
+int VL53L1X::handle_irq(uint16_t *distance)
+{
+    int status;
+    status = get_measurement(distance);
+    enable_interrupt_measure_detection_irq();
+    return status;
+}
 
+int VL53L1X::get_measurement(uint16_t *distance)
+{
+    int status = 0;
 
+    status = VL53L1X_GetDistance(distance);
+    status = VL53L1X_ClearInterrupt();
+
+    return status;
+}
+
+int VL53L1X::start_measurement(void (*fptr)(void))
+{
+    int status = 0;
+
+    if (_gpio1Int == NULL) {
+        printf("GPIO1 Error\r\n");
+        return 1;
+    }
+
+    status = VL53L1X_StopRanging(); // it is safer to do this while sensor is stopped
+
+    if (status == 0) {
+        attach_interrupt_measure_detection_irq(fptr);
+        enable_interrupt_measure_detection_irq();
+    }
+
+    if (status == 0) {
+        status = VL53L1X_StartRanging();
+    }
+
+    return status;
+}
+
+int VL53L1X::stop_measurement()
+{
+    int status = 0;
+
+    if (status == 0) {
+        printf("Call of VL53L0X_StopMeasurement\n");
+        status = VL53L1X_StopRanging();
+    }
+
+    if (status == 0)
+        status = VL53L1X_ClearInterrupt();
+
+    return status;
+}