VMA419
32x16 DOT MATRIX DISPLAY
USER MANUAL
Страница 1: ...VMA419 32x16 DOT MATRIX DISPLAY USER MANUAL...
Страница 2: ...ions of the device before actually using it All modifications of the device are forbidden for safety reasons Damage caused by user modifications to the device is not covered by the warranty Only use t...
Страница 3: ...pins select which of the DMD is selected C pins select which of the DMD is selected D pins select which of the DMD is selected CLK used to clock each pixel into the DMD shift register SCLK latches the...
Страница 4: ...VMA419 V 02 14 12 2017 4 Velleman nv OE D9 GND GND A D6 B D7 C no connection CLK D13 SCLK D8 R D11 G no connection D no connection...
Страница 5: ...i e v1 8 5 1 Download the TimerOne library from the VMA419 product s page on www velleman eu 2 Import the library into your IDE via Sketch Include Library Add ZIP Library 3 Download the DMD419 from th...
Страница 6: ...lows o the X axis from 0 to 31 o the Y axis from 0 to 15 Example 0 0 is the top left LED 31 15 is the bottom right LED Before displaying text choose from the following functions as described below Tur...
Страница 7: ...gth An example dmd selectFont SystemFont5x7 dmd drawString 0 0 Hello 5 GRAPHICS_NORMAL dmd drawString 2 9 world 5 GRAPHICS_NORMAL Static text can be useful but scrolling text is even better Longer tex...
Страница 8: ...ret false while ret if timer 20 millis ret dmd stepMarquee 1 0 timer millis To scroll the text call the function as required drawText textToScroll 7 3 Example The following sketch is the total sketch...
Страница 9: ...timer2 start boolean ret false while ret if timer 20 millis ret dmd stepMarquee 1 0 timer millis void loop drawText textToScroll 7 4 Displaying Graphics Using the functions described above and with a...
Страница 10: ...demo pde located under DMD419 examples Use this device with original accessories only Velleman nv cannot be held responsible in the event of damage or injury resulting from incorrect use of this devic...
Страница 11: ...shocks falls dust dirt humidity and by the article as well as its contents e g data loss compensation for loss of profits consumable goods parts or accessories that are subject to an aging process du...
