LED照明

1 Protocol
1.1 DALI
DALI：Digital Addressable Lighting Interface

1.2 DMX512 protocol
DMX512：Digital Multiplex with 512 pieces of information
SDMX5124：Synchronous DMX512

2 IC
2.1 MCU
– ELMOS E521.31
– BJX BJ8F102L
– Enroo EN8F509，兼容PIC12F509
– Holtek HT45F0062
– HolyChip HC18P110L

2.2 外设
– PCA9633
– PT4115
– WS2812 ，world-semi；先显示8bit G、再是8bit R、最后8bit B；用在5050灯珠

2.3 无线
– NRF905

3 灯珠类型
– 2835灯珠，最主流，使用OCP8161C驱动
– 5050灯珠，集成了WS2812

4 Abbreviations
PWMDIM：PWM Dimmer，PWM调光