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Code Issues Releases Activity

added rotation, default to switchcap vcc

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This commit is contained in:
Ladyada
2012-03-16 14:43:58 -04:00
parent af84ceb150
commit a4ced84864
2 changed files with 22 additions and 7 deletions
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Adafruit_SSD1306.cpp
+21 -6
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@@ -104,9 +104,25 @@ static uint8_t buffer[SSD1306_LCDHEIGHT * SSD1306_LCDWIDTH / 8] = {
// the most basic function, set a single pixel
void Adafruit_SSD1306::drawPixel(uint16_t x, uint16_t y, uint16_t color) {
if ((x >= SSD1306_LCDWIDTH) || (y >= SSD1306_LCDHEIGHT))
if ((x >= width()) || (y >= height()))
return;
// check rotation, move pixel around if necessary
switch (getRotation()) {
case 1:
swap(x, y);
x = WIDTH - x - 1;
break;
case 2:
x = WIDTH - x - 1;
y = HEIGHT - y - 1;
break;
case 3:
swap(x, y);
y = HEIGHT - y - 1;
break;
}
// x is which column
if (color == WHITE)
buffer[x+ (y/8)*SSD1306_LCDWIDTH] |= _BV((y%8));
@@ -116,14 +132,13 @@ void Adafruit_SSD1306::drawPixel(uint16_t x, uint16_t y, uint16_t color) {
void Adafruit_SSD1306::begin(uint8_t vccstate) {
#ifdef SSD1306_128_64
this->WIDTH = 128;
this->HEIGHT = 64;
constructor(128, 64);
#endif
#ifdef SSD1306_128_32
this->WIDTH = 128;
this->HEIGHT = 32;
constructor(128, 32);
#endif
// set pin directions
pinMode(sid, OUTPUT);
pinMode(sclk, OUTPUT);
@@ -143,7 +158,7 @@ void Adafruit_SSD1306::begin(uint8_t vccstate) {
digitalWrite(rst, HIGH);
// VDD (3.3V) goes high at start, lets just chill for a ms
delay(1);
// bring0xset low
// bring reset low
digitalWrite(rst, LOW);
// wait 10ms
delay(10);
Adafruit_SSD1306.h
+1 -1
View File
@@ -106,7 +106,7 @@ class Adafruit_SSD1306 : public Adafruit_GFX {
Adafruit_SSD1306(int8_t SID, int8_t SCLK, int8_t DC, int8_t RST) :sid(SID), sclk(SCLK), dc(DC), rst(RST), cs(-1) {}
void begin(uint8_t switchvcc);
void begin(uint8_t switchvcc = SSD1306_SWITCHCAPVCC);
void ssd1306_command(uint8_t c);
void ssd1306_data(uint8_t c);