diff options
author | Julian <j@teule.nl> | 2018-11-05 08:03:05 +0100 |
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committer | Julian <j@teule.nl> | 2018-11-05 08:03:05 +0100 |
commit | 9d6f0cce50cb2cde4eb558bac73277eb5395cfcf (patch) | |
tree | b02ff1f09c0becc772dffac00c2a6445300653d3 /] |
Added display drivers, and simple demo
Diffstat (limited to ']')
-rw-r--r-- | ] | 62 |
1 files changed, 62 insertions, 0 deletions
@@ -0,0 +1,62 @@ +#include "maxCommands.h" + +#define cs 6 +#define clk 5 +#define dataIn 3 + + +void setup() { + Serial.begin(9600); + + Serial.println("Starting up \n\n\n"); + + pinMode(cs, OUTPUT); + pinMode(clk, OUTPUT); + pinMode(dataIn, OUTPUT); + + + digitalWrite(cs, HIGH); + + writeCommand(maxSHUTDOWN_INV, 1); + + writeCommand(maxINTENSITY, 0x00); + + +} + +void loop() { + + for ( int i = 0; i < 255; i++) { + writeCommand(maxDIGIT_1, i); + + delay(200); + } + +} + + +void writeCommand(uint8_t addr, uint8_t data) { + uint16_t byteToWrite = addr << 8 | data; + + //Set Chip select low + digitalWrite(cs, LOW); + + Serial.print("Writing: "); + for (int i = 0; i < 16; i++) { + bool bitToWrite = ( byteToWrite & 1 << 15 - i ) > 0; + Serial.print( bitToWrite ); + + //Write Data + digitalWrite(dataIn, bitToWrite); + delayMicroseconds(10); + + //Write clock + digitalWrite(clk, HIGH); + + //Wait and go low + delayMicroseconds(100); + digitalWrite(clk, LOW); + } + digitalWrite(cs, HIGH); + Serial.println(); +} |