Specifications(For reference only):
Panel Name: AOTOM 20070-1A04
Panel Size: 70 mm*20mm;
Panel Color: Green;
Digit Height: 6.5 mm;
Supply: 5V DC;
Max Current: ~150 mA;
Module Size: 82mm(L)*30mm(W)*9mm(H)(*17mm(H)with the 2.54mm pins);
PCB Size: 82mm*30mm;
PCB Color: Green;
The module works with any 5V DC MCU, especially designed for ARDUINO!
1).5V Ready, easy to be used. Can connect to your ARDUINO UNO board with only 3 singal wires;
2).High efficiency power circuit, no transformer, no heat, Low HV, very safe, High Brightness;
3).All SMT components, very thin PCB, easy to be drivered;
4).All segments in the VFD pannel can be lighted up, including the dots,colons;
5).Contains over-current protection, and reverse connection protection circuits;
6).Open source ARDUINO NUO source code, pure C code, provide high level vfd_printf() function, easy to be used, also provide a simples clock source code which you can adjust the Hour and Minute for ARDUINO UNO.
7).Simple 3-wire SPI interface, with EN pin, support adjusting the global brightness and shutdown the High Voltage and Filament Supply completely.
Interface: 3-wire SPI:
EN - High voltage & filament supply enable(optional)
For more information:
The source code is for ARDUINO UNO, running in ARDUINO V1.04.