TM1803是三通道LED（发光二极管显示器）驱动控制专用电路，内部集成有MCU 数字接口、

数据锁存器、LED 高压驱动等电路。通过外围 MCU控制实现该芯片的单独辉度、级联控制实现

户外大屏的彩色点阵发光控制。本产品性能优良，质量可靠。-TM1803 is a three-channel LED (light emitting diode display) dedicated drive control circuit, the internal MCU integrated digital interface,

Data latches, LED high voltage driver circuit. Separate luminance realization of the chip through the external MCU control, cascade control is realized

Outdoor big screen color dot matrix LED control. This product is excellent performance, reliable quality.