LD19

Asynchronous serial communication to LiDAR Sensor LD19 distance sensor. More...

Files
file	LD19.h
	Initialize LD19, interrupt synchronization.

Functions
void	LD19_Init (uint16_t *d)
	Initialize LD19. More...
uint8_t	LD19_InChar (void)
uint32_t	LD19_InStatus (void)

Detailed Description

Asynchronous serial communication to LiDAR Sensor LD19 distance sensor.

LiDAR Sensor LD19 distance sensor interface

Pin	LD19	MSPM0
1	Tx	PB13 RxD: is UART3 Rx (LD19 to MSPM0)
2	PWM	PB12 GPIO write a 0 to run fastest (MSPM0 to LD19)
3	GND	ground
4	P5V	5V

Function Documentation

LD19_InChar()

uint8_t LD19_InChar

(

void

)

Wait for new serial port input
Uses interrupt synchronization
This function waits if the receive software FIFO is empty

Parameters

Input

none

Returns

8-bit code from TF Luna

LD19_Init()

void LD19_Init

(

uint16_t *

d

)

Initialize LD19.

initializeLiDAR Sensor LD19 distance sensor 230400 bps baud rate.
interrupt synchronization

Parameters

d	0 for debug, pointer to array of 540 elements for read time

Returns

none

LD19_InStatus()

uint32_t LD19_InStatus

(

void

)

Returns how much data available for reading

Parameters

none

Returns

number of elements in receive software FIFO