LidarLitev2 Library for distance reading. Capable of both single distance reads and continuous distance read setup.
Dependents: Lidar_Distance Lidar_DistanceContinuous Lidar_2D_Mapping Motions_Secure_Server_IUPUI ... more
Diff: LidarLitev2.cpp
- Revision:
- 1:238f6a0108e7
- Parent:
- 0:7e6c07be1754
diff -r 7e6c07be1754 -r 238f6a0108e7 LidarLitev2.cpp
--- a/LidarLitev2.cpp Thu Oct 22 18:52:54 2015 +0000
+++ b/LidarLitev2.cpp Thu Oct 22 23:49:53 2015 +0000
@@ -14,85 +14,77 @@
{
char reset[2] = {0x00, 0x00}; //Register and value to Reset the Lidar to orgional settings
char aquisition[2] = {0x04, 0x00}; //Register and value to set the acquisition to 1/3 default value
- switch (config){
+ switch (config) {
case 0: //Deafault config
nackack = 1;
- while(nackack !=0)
- {
+ while(nackack !=0) {
//wait_ms(1);
nackack = i2c.write(LidarLitev2_addr, reset, 2); // Resets the Lidar settings
}
-
+
break;
case 1:
nackack = 1;
- while(nackack !=0)
- {
+ while(nackack !=0) {
//wait_ms(1);
nackack = i2c.write(LidarLitev2_addr, aquisition, 2); // Set the acquisition to 1/3 default value
}
break;
- }
+ }
}
void LidarLitev2::beginContinuous(bool modePinLow, char interval, char numberOfReadings,int LidarLitev2_addr)
{
char reg_freq[2] = {0x45, interval}; // Sets the time between measurements through reg 0x45
-
+
nackack = 1;
- while(nackack !=0)
- {
- nackack =i2c.write(LidarLitev2_addr, reg_freq, 2, false); //Write to register 0x45 the interval time
- }
- // Set register 0x04 to 0x20 to look at "NON-default" value of velocity scale
- // If you set bit 0 of 0x04 to "1" then the mode pin will be low when done
+ while(nackack !=0) {
+ nackack =i2c.write(LidarLitev2_addr, reg_freq, 2, false); //Write to register 0x45 the interval time
+ }
+ // Set register 0x04 to 0x20 to look at "NON-default" value of velocity scale
+ // If you set bit 0 of 0x04 to "1" then the mode pin will be low when done
char reg_modePin[2] = {0x04, 0x21}; // Default modePin Setting
if (!modePinLow) reg_modePin[1] = 0x20;
-
+
nackack = 1;
- while(nackack !=0)
- {
- nackack =i2c.write(LidarLitev2_addr, reg_modePin, 2, false);
- }
+ while(nackack !=0) {
+ nackack =i2c.write(LidarLitev2_addr, reg_modePin, 2, false);
+ }
char reg_numOfReadings[2] = {0x11, numberOfReadings}; // Set the number of readings through reg 0x11
-
+
nackack = 1;
- while(nackack !=0)
- {
- nackack =i2c.write(LidarLitev2_addr, reg_numOfReadings, 2, false); // writes into Reg_numofreadings the number of readings desired
- }
+ while(nackack !=0) {
+ nackack =i2c.write(LidarLitev2_addr, reg_numOfReadings, 2, false); // writes into Reg_numofreadings the number of readings desired
+ }
char reg_reading_distance[2] = {0x00, 0x04}; // Iniates reg_readDistance
nackack = 1;
- while(nackack !=0)
- {
- nackack =i2c.write(LidarLitev2_addr, reg_reading_distance, 2, false); // writes into Reg_readDistance to begin continuos reading
- }
+ while(nackack !=0) {
+ nackack =i2c.write(LidarLitev2_addr, reg_reading_distance, 2, false); // writes into Reg_readDistance to begin continuos reading
+ }
}
-int LidarLitev2::distance(bool stablizePreampFlag, bool takeReference, int LidarLitev2_addr){
+int LidarLitev2::distance(bool stablizePreampFlag, bool takeReference, int LidarLitev2_addr)
+{
// Standard read distance protocol without continuous
-
+
char reg_dc[2] = {0x00, 0x04}; // Iniates reg_readDistance
if(!stablizePreampFlag) reg_dc[1] = 0x03;
-
+
nackack = 1;
- while(nackack !=0)
- {
+ while(nackack !=0) {
nackack = i2c.write(LidarLitev2_addr, reg_dc, 2); // writes into Reg_readDistance to begin a reading
}
-
+
char data[2];
char reg_read[1] = {0x8f}; // Register to read distance value from
-
+
nackack = 1;
- while(nackack !=0)
- {
+ while(nackack !=0) {
nackack = i2c.write(LidarLitev2_addr, reg_read, 1); // Ready to read from reg distance
}
-
+
nackack = 1;
- while(nackack !=0)
- {
+ while(nackack !=0) {
nackack = i2c.read(LidarLitev2_addr, data, 2); // Read from reg distance 2bytes of information
}
int distance = ((uint8_t)data[0]<<8) + (uint8_t)data[1]; //Combine byes to a int to be returned as the distance measured
@@ -103,17 +95,15 @@
{
char data[2];
char reg_read[1] = {0x8f}; // Register to read distance value from
-
+
nackack = 1;
- while(nackack !=0)
- {
- nackack =i2c.write(LidarLitev2_addr, reg_read, 1); // Ready to read from reg distance
- }
+ while(nackack !=0) {
+ nackack =i2c.write(LidarLitev2_addr, reg_read, 1); // Ready to read from reg distance
+ }
nackack = 1;
- while(nackack !=0)
- {
- nackack =i2c.read(LidarLitev2_addr, data, 2); // Read from reg distance 2bytes of information
- }
+ while(nackack !=0) {
+ nackack =i2c.read(LidarLitev2_addr, data, 2); // Read from reg distance 2bytes of information
+ }
int distance = ((uint8_t)data[0]<<8) + (uint8_t)data[1]; //Combine byes to a int to be returned as the distance measured
return distance;
}
LIDAR-Lite v2