Dot Matrix Module 4-in-1 Display For Arduino, blue, MAX7219
Code ABMAX7219/4M- Weight 55.00g
E-shop price: 9,90 €
| Amount: | 4+ | 8+ |
| Price: | 9,01 | 8,19 |
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Item description
MAX7219 is an integrated serial input / output common-cathode display driver, it connects the microprocessor 7-segment digital LED display with 8 digits, you can also connect a bar graph display or 64 independent LED. Thereon including a B-type BCD encoder chip, multi-channel scanning loop segment word driver, but also a static RAM 8 * 8 for storing each data. Only one external register is used to set the segment current of each LED.
A convenient four-wire serial interface can be connected to all general-purpose microprocessor. Each data can be addressed in the update do not need to rewrite all of the display. MAX7219 also allows each user to select a data coding or non-coding.
The entire device contains a 150μA low-power shutdown mode, analog and digital brightness control, a scan-limit register allows the user to display data bits 1-8, and one for all LED luminescence detection mode.
Parameters:
- A single module can drive a total of 8 * 8 dot matrix overcast
- Size: 12.8 cm3.2 cm 1.3 cm (LW*H)
- With 64 fixing screw holes, diameter 3mm
- Module with input and output interfaces, support for cascading multiple modules