Digital Ultrasonic Parking Assist System -- HT45F39

Digital Ultrasonic Parking Assist System
HT45F39
Characteristics
 Digital Ultrasonic Sensor Module ‒ USM
 Direct 12V power supply connected to VDD
 Detect range : 0.3m ~ 2.5m
 Resolution : 0.01m
 Accuracy : 0.1m
 Supports 40kHz or 58kHz Ultrasonic Sensor
 Sensor Residual Signal Reduction
 Programmable Gain Control
 Ultrasonic Sensor Sensitivity Compensation
 Slave Ultrasonic Module ID free
 Bus interface with ISP and IAP function
 Supports up to 15 slave modules on each bus
US Module
Digital Sensor Module
HT45F39
LED Display
Application Areas
Block Diagram
HT45F39
12V
PA7
40kHz or 58kHz
Burst Clock
US Sensor
Amplifier/
Driver
BCU
VSS
PA2
Distance
Distance
Display
Display
BUS1
Sensor Module 1
Sensor Module 2
Host
Voice
Voice
Alarm
Alarm
BUS2
Sensor Module 4
12V
Sensor Module 5
VSS
Sensor Module 6
Sensor Module 8
Application Circuit
Digital Ultrasonic Sensor Module ‒ USM
Similar pages