王达业

Ultrasonic speed measurement and distance measurement

Overview

Based on STC89C52, the ultrasonic speed measurement and distance measurement function is implemented. The results are displayed on the LCD and equipped with an ESP8266 interface, which can transmit data wirelessly.

Design Files

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2.54-1*3P针			Download
XKB7070-W	accessories;Key switch	Self-locking/unlocked: Unlocked switch height: 12.20mm Contact rated current: 100mA Action force: 160±80gf Installation type: Through hole Dimensions (length and width): 7.00mm x 7.00mm Circuit structure: DPDT	Download
CC4-0805-CG-50V-30pF-J	Passive components;Into the monolithic capacitors	Rated voltage: 50V Accuracy: ±5% Capacitance: 30pF Material: CG	Download
215297-4	The connector;The connector		Download
STC89C52RC-40I	The embedded processor and controller	Working voltage: 3.3V ~ 5.5V CPU digits: 8-Bit CPU core: 8051 Main frequency (MAX): 80MHz ROM type: FLASH	Download
3362W-1-103LF	Passive components;The resistor	Resistance (ohms): 10K Accuracy: ±10% Temperature coefficient: ±100ppm/°C	Download
CT4-0805B103K500F3	Passive components;Into the monolithic capacitors	Rated voltage: 50V Accuracy: ±10% Capacitance: 10nF Fenghua Hi-tech direct plug monolithic capacitor 0.01uF/50V, 103/50V, 10nF/50V, 10%, material X7R	Download
LM1117DTX-3.3/NOPB	Power/power management;The power supply circuit	LDO Regulator Pos 3.3V 0.8A 3-Pin(2+Tab) TO-252 T/R	Download
LCM1602K-FSW-FBW	Module/solution;LCD liquid crystal display module	16*2 LCD display, 1602 LCM, 16x2 LCD appearance size: 80x36, built-in LED side backlight, black text on white background, VDD=5V	Download
RL1E100MC110A00CV0	Passive components;Linear aluminum electrolytic capacitor	Capacitance: 10uF Accuracy: ±20% Rated voltage: 25V Working life: 2000Hrs @ 105℃ Rated ripple current: 50mA @ 120Hz Appearance size (￠DxL,mm): 5x11	Download

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Update:2024-11-22 13:09:49

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