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this led calculator will help you calculate the resistor values you will need when designing a series/parallel led array circuit.

peter vis - a thoroughly nice guy who always helps people.

iot world today - from smart cities to connected cars, robotics and everything in between, iot world today offers a unique insight into the complexities of iot, its challenges and opportunities.

深圳市微雪电子有限公司(waveshare)是一家高新技术企业，专业研发生产树莓派raspberry pi扩展板、jetson nano扩展板以及高清lcd/oled显示屏等产品，产品线超过10条，有着自主核心技术、创新能力以及良好的行业口碑，拥有过百项知识产权，至今已有十几年的行业沉淀。