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Tommy Yu

Engineer at ERDI TECH LTD (Chengdu). 905/1535 nm laser rangefinder modules, public prices, open UART drivers. Specs: erdilrf.com · tommy@erdimail.com

Chengdu, China Joined on Oct 12, 2026 https://erdilrf.com/?utm_source=devto&utm_medium=profile&utm_campaign=profile-devto

Work

Applications engineer at ERDILRF

Tommy Yu

Nov 6

Laser rangefinder vs LiDAR vs ultrasonic for drone altitude hold (2026): what the datasheets say

#drones #robotics #python #hardware

5 min read

Tommy Yu

Nov 6

Best long-range laser rangefinder modules in 2026 (1 km to 3 km): a datasheet comparison

#iot #python #robotics #hardware

6 min read

Tommy Yu

Nov 6

TF03 vs SF11/C vs TFA1500-L vs ERDI LR2000E2: laser rangefinder modules from 100 m to 2 km compared (2026)

#hardware #drones #robotics #iot

6 min read

Tommy Yu

Nov 6

Reading a 2 km laser rangefinder module over UART with Python (LR2000E2, 55 AA protocol)

#python #iot #hardware #embedded

6 min read

Tommy Yu

Oct 24

Spot size and latency: the two rangefinder numbers that decide whether your robot sees the obstacle

#hardware #robotics #drones #engineering

4 min read

Tommy Yu

Oct 12

Same 4 bytes, 10x different distance: notes from writing a laser rangefinder UART driver

#arduino #raspberrypi #ros #hardware

5 min read

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