LCD-14048 Datasheet, PDF (29/33 Pages) SparkFun Electronics – TeensyView Hookup Guide

//clearFlash(); //Use this to erase all... this holds the p
rogram in a while loop when done.
prepareTestFile(); //This creates a test file IF it does
n't exist
listTestFile();
//********************Flash Test*******************//
}
//********************RAW APA102*******************//
void setLED( uint8_t r, uint8_t g, uint8_t b )
{
uint8_t brightness = 0b00001000; //Quarter bright
SPI.beginTransaction(SPISettings(4000000, MSBFIRST, SPI_MODE
0));
digitalWrite(7, HIGH); // enable access to LEDs
SPI.transfer(0);
SPI.transfer(0);
SPI.transfer(0);
SPI.transfer(0);
SPI.transfer(0b11100000 | brightness);
SPI.transfer(b);
SPI.transfer(g);
SPI.transfer(r);
digitalWrite(7, LOW); // enable access to LEDs
SPI.endTransaction();
//This sends data to the LED
}
//********************RAW APA102*******************//
//********************Flash Test*******************//
//Test data for mem R/W (also LED display data, as r1, g1, b
1, r2, g2, b2...)
uint8_t const colorwheel[128 * 3] = {
64, 22, 10, 63, 21, 11, 63, 19, 12, 63, 18, 14, 63, 16, 15,
63, 15, 16, 62, 14, 18, 62, 12, 19,
61, 11, 21, 60, 10, 22, 60, 9, 24, 59, 8, 25, 58, 7, 27, 5
7, 6, 28, 56, 5, 30, 55, 4, 32,
54, 3, 33, 53, 3, 35, 52, 2, 36, 51, 1, 38, 49, 1, 39, 48,
0, 41, 47, 0, 42, 45, 0, 44,
44, 0, 45, 42, 0, 47, 41, 0, 48, 39, 0, 49, 38, 0, 51, 36,
0, 52, 35, 0, 53, 33, 0, 54,
32, 1, 55, 30, 1, 56, 28, 2, 57, 27, 3, 58, 25, 3, 59, 24,
4, 60, 22, 5, 60, 21, 6, 61,
19, 7, 62, 18, 8, 62, 16, 9, 63, 15, 10, 63, 14, 11, 63, 1
2, 12, 63, 11, 14, 63, 10, 15, 64,
9, 16, 63, 8, 18, 63, 7, 19, 63, 6, 21, 63, 5, 22, 63, 4, 2
4, 62, 3, 25, 62, 3, 27, 61,
2, 28, 60, 1, 30, 60, 1, 32, 59, 0, 33, 58, 0, 35, 57, 0, 3
6, 56, 0, 38, 55, 0, 39, 54,
0, 41, 53, 0, 42, 52, 0, 44, 51, 0, 45, 49, 0, 47, 48, 0, 4
8, 47, 1, 49, 45, 1, 51, 44,
2, 52, 42, 3, 53, 41, 3, 54, 39, 4, 55, 38, 5, 56, 36, 6, 5
7, 35, 7, 58, 33, 8, 59, 32,
9, 60, 30, 10, 60, 28, 11, 61, 27, 12, 62, 25, 14, 62, 24, 1
5, 63, 22, 16, 63, 21, 18, 63, 19,
19, 63, 18, 21, 63, 16, 22, 64, 15, 24, 63, 14, 25, 63, 12,
27, 63, 11, 28, 63, 10, 30, 63, 9,
32, 62, 8, 33, 62, 7, 35, 61, 6, 36, 60, 5, 38, 60, 4, 39, 5
9, 3, 41, 58, 3, 42, 57, 2,
44, 56, 1, 45, 55, 1, 47, 54, 0, 48, 53, 0, 49, 52, 0, 51, 5
1, 0, 52, 49, 0, 53, 48, 0,
54, 47, 0, 55, 45, 0, 56, 44, 0, 57, 42, 0, 58, 41, 0, 59, 3
9, 1, 60, 38, 1, 60, 36, 2,
61, 35, 3, 62, 33, 3, 62, 32, 4, 63, 30, 5, 63, 28, 6, 63, 2
7, 7, 63, 25, 8, 63, 24, 9
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