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https://github.com/felis/USB_Host_Shield_2.0.git
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29 lines
796 B
C++
29 lines
796 B
C++
// Just a copy of the HelloWorld example bundled with the LiquidCrystal library in the Arduino IDE
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// HD44780 compatible LCD display via MAX3421E GPOUT support header
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// pinout: D[4-7] -> GPOUT[4-7], RS-> GPOUT[2], E ->GPOUT[3]
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#include <max_LCD.h>
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// Satisfy IDE, which only needs to see the include statment in the ino.
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#ifdef dobogusinclude
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#include <spi4teensy3.h>
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#include <SPI.h>
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#endif
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USB Usb;
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Max_LCD lcd(&Usb);
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void setup() {
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// Set up the LCD's number of columns and rows:
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lcd.begin(16, 2);
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// Print a message to the LCD.
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lcd.print("Hello, World!");
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}
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void loop() {
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// Set the cursor to column 0, line 1 (note: line 1 is the second row, since counting begins with 0):
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lcd.setCursor(0, 1);
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// Print the number of seconds since reset:
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lcd.print(millis() / 1000);
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}
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