fixes, added SD subroutines
This commit is contained in:
sumotoy
parent
60a6513cdd
commit
1492548032
5 changed files with 241 additions and 34 deletions
|
|
@ -287,7 +287,7 @@ void TFT_ILI9163C::chipInit() {
|
|||
writedata16_cont(0x00);
|
||||
writedata16_last(_GRAMHEIGH);
|
||||
|
||||
SPI.endTransaction();
|
||||
endProc();
|
||||
colorSpace(_colorspaceData);
|
||||
setRotation(0);
|
||||
SPI.beginTransaction(SPISettings(SPICLOCK, MSBFIRST, SPI_MODE0));
|
||||
|
|
@ -361,7 +361,7 @@ void TFT_ILI9163C::chipInit() {
|
|||
//writedata(0X00);
|
||||
//writedata(_GRAMHEIGH);
|
||||
writedata16(0X00);
|
||||
writedata16(_GRAMHEIGH)
|
||||
writedata16(_GRAMHEIGH);
|
||||
|
||||
colorSpace(_colorspaceData);
|
||||
setRotation(0);
|
||||
|
|
@ -468,10 +468,15 @@ void TFT_ILI9163C::defineScrollArea(uint16_t a,uint16_t c){
|
|||
*/
|
||||
|
||||
void TFT_ILI9163C::scroll(uint16_t adrs) {
|
||||
#if defined(__MK20DX128__) || defined(__MK20DX256__)
|
||||
SPI.beginTransaction(SPISettings(SPICLOCK, MSBFIRST, SPI_MODE0));
|
||||
writecommand_cont(CMD_VSSTADRS);
|
||||
writedata16_last(adrs);
|
||||
endProc();
|
||||
#else
|
||||
writecommand(CMD_VSSTADRS);
|
||||
writedata16(adrs);
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -496,24 +501,55 @@ void TFT_ILI9163C::clearScreen(uint16_t color) {
|
|||
#endif
|
||||
}
|
||||
|
||||
void TFT_ILI9163C::writeScreen(const uint32_t *bitmap) {
|
||||
void TFT_ILI9163C::startPushData(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1) {
|
||||
setAddr(x0,y0,x1,y1);
|
||||
}
|
||||
|
||||
void TFT_ILI9163C::pushData(uint16_t color) {
|
||||
#if defined(__MK20DX128__) || defined(__MK20DX256__)
|
||||
writedata16_cont(color);
|
||||
#else
|
||||
writedata16(color);
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
void TFT_ILI9163C::endPushData() {
|
||||
#if defined(__MK20DX128__) || defined(__MK20DX256__)
|
||||
writecommand_last(CMD_NOP);
|
||||
endProc();
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
void TFT_ILI9163C::pushColor(uint16_t color) {
|
||||
#if defined(__MK20DX128__) || defined(__MK20DX256__)
|
||||
SPI.beginTransaction(SPISettings(SPICLOCK, MSBFIRST, SPI_MODE0));
|
||||
writedata16_last(color);
|
||||
endProc();
|
||||
#else
|
||||
writedata16(color);
|
||||
#endif
|
||||
}
|
||||
|
||||
void TFT_ILI9163C::writeScreen24(const uint32_t *bitmap,uint16_t size) {
|
||||
uint16_t color;
|
||||
int px;
|
||||
#if defined(__MK20DX128__) || defined(__MK20DX256__)
|
||||
writecommand_cont(CMD_RAMWR);
|
||||
for (px = 0;px < 16384; px++){
|
||||
for (px = 0;px < size; px++){//16384
|
||||
color = Color24To565(bitmap[px]);
|
||||
writedata16_cont(color);
|
||||
}
|
||||
_setAddrWindow(0x00,0x00,_GRAMWIDTH,_GRAMHEIGH);
|
||||
_setAddrWindow(0x00,0x00,_GRAMWIDTH,_GRAMHEIGH);//home
|
||||
endProc();
|
||||
#else
|
||||
writecommand(CMD_RAMWR);
|
||||
for (px = 0;px < 16384; px++){
|
||||
for (px = 0;px < size; px++){
|
||||
color = Color24To565(bitmap[px]);
|
||||
writedata16(color);
|
||||
}
|
||||
setAddr(0x00,0x00,_GRAMWIDTH,_GRAMHEIGH);
|
||||
homeAddress();
|
||||
#endif
|
||||
}
|
||||
|
||||
|
|
@ -533,15 +569,7 @@ void TFT_ILI9163C::setCursor(int16_t x, int16_t y) {
|
|||
|
||||
|
||||
|
||||
void TFT_ILI9163C::pushColor(uint16_t color) {
|
||||
#if defined(__MK20DX128__) || defined(__MK20DX256__)
|
||||
SPI.beginTransaction(SPISettings(SPICLOCK, MSBFIRST, SPI_MODE0));
|
||||
writedata16_last(color);
|
||||
SPI.endTransaction();
|
||||
#else
|
||||
writedata16(color);
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
void TFT_ILI9163C::drawPixel(int16_t x, int16_t y, uint16_t color) {
|
||||
if (boundaryCheck(x,y)) return;
|
||||
|
|
@ -740,11 +768,6 @@ void TFT_ILI9163C::drawRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t
|
|||
|
||||
#endif
|
||||
|
||||
// Pass 8-bit (each) R,G,B, get back 16-bit packed color
|
||||
|
||||
uint16_t TFT_ILI9163C::Color565(uint8_t r, uint8_t g, uint8_t b) {
|
||||
return ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | (b >> 3);
|
||||
}
|
||||
|
||||
|
||||
void TFT_ILI9163C::setAddrWindow(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1) {
|
||||
|
|
@ -784,7 +807,6 @@ void TFT_ILI9163C::_setAddrWindow(uint16_t x0, uint16_t y0, uint16_t x1, uint16_
|
|||
writedata16_cont(x0 + __OFFSET);
|
||||
writedata16_cont(x1 + __OFFSET);
|
||||
}
|
||||
|
||||
writecommand_cont(CMD_PGEADRS); // Page
|
||||
if (rotation == 0){
|
||||
writedata16_cont(y0 + __OFFSET);
|
||||
|
|
@ -826,7 +848,7 @@ void TFT_ILI9163C::setRotation(uint8_t m) {
|
|||
SPI.beginTransaction(SPISettings(SPICLOCK, MSBFIRST, SPI_MODE0));
|
||||
writecommand_cont(CMD_MADCTL);
|
||||
writedata8_last(_Mactrl_Data);
|
||||
SPI.endTransaction();
|
||||
endProc();
|
||||
#else
|
||||
writecommand(CMD_MADCTL);
|
||||
writedata(_Mactrl_Data);
|
||||
|
|
|
|||
|
|
@ -74,6 +74,7 @@
|
|||
0.4: some improvement, new ballistic gauge example!
|
||||
0.5: Added scroll and more commands, optimizations
|
||||
Fixed a nasty bug in fill screen!
|
||||
0.6: Small fix, added SD example and subroutines
|
||||
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
|
||||
BugList of the current version:
|
||||
|
||||
|
|
@ -266,8 +267,11 @@ class TFT_ILI9163C : public Adafruit_GFX {
|
|||
void sleepMode(boolean mode);
|
||||
//void defineScrollArea(uint16_t a,uint16_t c);
|
||||
void scroll(uint16_t adrs);
|
||||
void writeScreen(const uint32_t *bitmap);
|
||||
uint16_t Color565(uint8_t r, uint8_t g, uint8_t b);
|
||||
void startPushData(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1);
|
||||
void pushData(uint16_t color);
|
||||
void endPushData();
|
||||
void writeScreen24(const uint32_t *bitmap,uint16_t size=_TFTWIDTH*_TFTHEIGHT);
|
||||
inline uint16_t Color565(uint8_t r, uint8_t g, uint8_t b) {return ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | (b >> 3);};
|
||||
//convert 24bit color into packet 16 bit one (credits for this are all mine)
|
||||
inline uint16_t Color24To565(int32_t color_) { return ((((color_ >> 16) & 0xFF) / 8) << 11) | ((((color_ >> 8) & 0xFF) / 4) << 5) | (((color_) & 0xFF) / 8);}
|
||||
void setBitrate(uint32_t n);
|
||||
|
|
|
|||
158
examples/SD_example/SD_example.ino
Normal file
158
examples/SD_example/SD_example.ino
Normal file
|
|
@ -0,0 +1,158 @@
|
|||
/*
|
||||
An SD bmp image load example. (extracted and modded by Adafruit old library http://www.adafruit.com )
|
||||
This use NOT the adafruit SD library (or the standard arduino SD!)
|
||||
but SdFat created by bill greiman https://github.com/greiman/SdFat much better to me!!!
|
||||
Note about SPI Transactions <-------------------------------------------
|
||||
To enable compatibility for SPI Transactions please open
|
||||
SfFatCinfig.h in SdFat libary and set
|
||||
#define ENABLE_SPI_TRANSACTION 0
|
||||
to
|
||||
#define ENABLE_SPI_TRANSACTION 1
|
||||
*/
|
||||
|
||||
#include <SPI.h>
|
||||
#include <SdFat.h>
|
||||
#include <Adafruit_GFX.h>
|
||||
#include <TFT_ILI9163C.h>
|
||||
|
||||
#define __CS 10
|
||||
#define __DC 9
|
||||
#define __SDCS 2
|
||||
|
||||
TFT_ILI9163C tft = TFT_ILI9163C(__CS, __DC);
|
||||
SdFat SD;
|
||||
SdFile myFile;
|
||||
|
||||
void setup(void) {
|
||||
Serial.begin(9600);
|
||||
|
||||
tft.begin();
|
||||
//tft.setRotation(2);
|
||||
|
||||
//I have a crappy chinese SD card holder that it's not compatible
|
||||
//with hi speeds SPI (SPI_FULL_SPEED). If you have better luck set it to
|
||||
//SPI_FULL_SPEED
|
||||
if (!SD.begin(__SDCS,SPI_HALF_SPEED)) {
|
||||
tft.setCursor(0,0);
|
||||
tft.print("sd failed!");
|
||||
}
|
||||
Serial.println("OK!");
|
||||
//your image here!
|
||||
bmpDraw("star.bmp", 0, 0);
|
||||
}
|
||||
|
||||
void loop() {
|
||||
}
|
||||
|
||||
// This function opens a Windows Bitmap (BMP) file and
|
||||
// displays it at the given coordinates. It's sped up
|
||||
// by reading many pixels worth of data at a time
|
||||
// (rather than pixel by pixel). Increasing the buffer
|
||||
// size takes more of the Arduino's precious RAM but
|
||||
// makes loading a little faster. 20 pixels seems a
|
||||
// good balance.
|
||||
|
||||
#define BUFFPIXEL 20
|
||||
|
||||
void bmpDraw(char *filename, uint8_t x, uint16_t y) {
|
||||
|
||||
File bmpFile;
|
||||
uint16_t bmpWidth, bmpHeight; // W+H in pixels
|
||||
uint8_t bmpDepth; // Bit depth (currently must be 24)
|
||||
uint32_t bmpImageoffset; // Start of image data in file
|
||||
uint32_t rowSize; // Not always = bmpWidth; may have padding
|
||||
uint8_t sdbufferLen = BUFFPIXEL * 3;
|
||||
uint8_t sdbuffer[sdbufferLen]; // pixel buffer (R+G+B per pixel)
|
||||
uint8_t buffidx = sdbufferLen; // Current position in sdbuffer
|
||||
boolean goodBmp = false; // Set to true on valid header parse
|
||||
boolean flip = true; // BMP is stored bottom-to-top
|
||||
uint16_t w, h, row, col;
|
||||
uint8_t r, g, b;
|
||||
uint32_t pos = 0;
|
||||
|
||||
if((x >= tft.width()) || (y >= tft.height())) return;
|
||||
|
||||
// Open requested file on SD card
|
||||
if ((bmpFile = SD.open(filename)) == NULL) {
|
||||
tft.setCursor(0,0);
|
||||
tft.print("file not found!");
|
||||
return;
|
||||
}
|
||||
|
||||
// Parse BMP header
|
||||
if(read16(bmpFile) == 0x4D42) { // BMP signature
|
||||
read32(bmpFile);
|
||||
(void)read32(bmpFile); // Read & ignore creator bytes
|
||||
bmpImageoffset = read32(bmpFile); // Start of image data
|
||||
// Read DIB header
|
||||
read32(bmpFile);
|
||||
bmpWidth = read32(bmpFile);
|
||||
bmpHeight = read32(bmpFile);
|
||||
if(read16(bmpFile) == 1) { // # planes -- must be '1'
|
||||
bmpDepth = read16(bmpFile); // bits per pixel
|
||||
if((bmpDepth == 24) && (read32(bmpFile) == 0)) { // 0 = uncompressed
|
||||
goodBmp = true; // Supported BMP format -- proceed!
|
||||
rowSize = (bmpWidth * 3 + 3) & ~3;// BMP rows are padded (if needed) to 4-byte boundary
|
||||
if (bmpHeight < 0) {
|
||||
bmpHeight = -bmpHeight;
|
||||
flip = false;
|
||||
}
|
||||
// Crop area to be loaded
|
||||
w = bmpWidth;
|
||||
h = bmpHeight;
|
||||
if((x+w-1) >= tft.width()) w = tft.width() - x;
|
||||
if((y+h-1) >= tft.height()) h = tft.height() - y;
|
||||
tft.startPushData(x, y, x+w-1, y+h-1);
|
||||
for (row=0; row<h; row++) { // For each scanline...
|
||||
if (flip){ // Bitmap is stored bottom-to-top order (normal BMP)
|
||||
pos = bmpImageoffset + (bmpHeight - 1 - row) * rowSize;
|
||||
}
|
||||
else { // Bitmap is stored top-to-bottom
|
||||
pos = bmpImageoffset + row * rowSize;
|
||||
}
|
||||
if (bmpFile.position() != pos) { // Need seek?
|
||||
bmpFile.seek(pos);
|
||||
buffidx = sdbufferLen; // Force buffer reload
|
||||
}
|
||||
for (col=0; col<w; col++) { // For each pixel...
|
||||
// Time to read more pixel data?
|
||||
if (buffidx >= sdbufferLen) { // Indeed
|
||||
bmpFile.read(sdbuffer, sdbufferLen);
|
||||
buffidx = 0; // Set index to beginning
|
||||
}
|
||||
// Convert pixel from BMP to TFT format, push to display
|
||||
b = sdbuffer[buffidx++];
|
||||
g = sdbuffer[buffidx++];
|
||||
r = sdbuffer[buffidx++];
|
||||
tft.pushData(tft.Color565(r,g,b));
|
||||
} // end pixel
|
||||
} // end scanline
|
||||
tft.endPushData();
|
||||
} // end goodBmp
|
||||
}
|
||||
}
|
||||
|
||||
bmpFile.close();
|
||||
if(!goodBmp) {
|
||||
tft.setCursor(0,0);
|
||||
tft.print("file unrecognized!");
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
uint16_t read16(File &f) {
|
||||
uint16_t result;
|
||||
((uint8_t *)&result)[0] = f.read(); // LSB
|
||||
((uint8_t *)&result)[1] = f.read(); // MSB
|
||||
return result;
|
||||
}
|
||||
|
||||
uint32_t read32(File &f) {
|
||||
uint32_t result;
|
||||
((uint8_t *)&result)[0] = f.read(); // LSB
|
||||
((uint8_t *)&result)[1] = f.read();
|
||||
((uint8_t *)&result)[2] = f.read();
|
||||
((uint8_t *)&result)[3] = f.read(); // MSB
|
||||
return result;
|
||||
}
|
||||
|
||||
|
|
@ -2,9 +2,29 @@
|
|||
#include <Adafruit_GFX.h>
|
||||
#include <TFT_ILI9163C.h>
|
||||
|
||||
//be careful, big image! Only Teensy or DUE probably work
|
||||
|
||||
/*
|
||||
Want to load 24 bit iamges directly? This demo it's cool to understand how it works.
|
||||
The 24bit data can also be stored in a flash if you like!
|
||||
be careful, big ram requirements!! Only Teensy or DUE probably work
|
||||
You need the utility lcd-image-converter in the utility folder.
|
||||
Open an image with lcd-image-converter, go to menu->Options->Conversion...
|
||||
'Prepare' sub-menu tag should be set as follow:
|
||||
Type: color
|
||||
Main Scan Direction: Top to Bottom
|
||||
Line Scan Direction: Forwaed
|
||||
All the rest should be unchecked.
|
||||
Go to sub-menu tag 'Image'
|
||||
Prefix:0x
|
||||
Block size: 24bit
|
||||
Delimeter:,
|
||||
Byte Order: Little-Endian
|
||||
Done. Now save preset if you like!
|
||||
Now go to menu File->Convert and save .c file
|
||||
Open with any text editor, you need to copy in your sketch only the data so the array
|
||||
that start with static const uint24_t yourimage[16384] = { ....};
|
||||
Change uint24_t to uint32_t.
|
||||
|
||||
*/
|
||||
/*
|
||||
Teensy3.x and Arduino's
|
||||
You are using 4 wire SPI here, so:
|
||||
|
|
@ -32,7 +52,7 @@ static const uint32_t image_data_batman_ume[16384] = {
|
|||
|
||||
void setup() {
|
||||
tft.begin();
|
||||
tft.writeScreen(image_data_batman_ume);
|
||||
tft.writeScreen24bit(image_data_batman_ume);
|
||||
}
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -1,5 +1,6 @@
|
|||
TFT_ILI9163C KEYWORD1
|
||||
begin KEYWORD2
|
||||
setAddrWindow KEYWORD2
|
||||
pushColor KEYWORD2
|
||||
setBrightness KEYWORD2
|
||||
writeData KEYWORD2
|
||||
|
|
@ -7,10 +8,12 @@ setBitrate KEYWORD2
|
|||
Color565 KEYWORD2
|
||||
setBitrate KEYWORD2
|
||||
clearScreen KEYWORD2
|
||||
writeScreen KEYWORD2
|
||||
Color24To565 KEYWORD2
|
||||
sleepMode KEYWORD2
|
||||
display KEYWORD2
|
||||
writeScreen KEYWORD2
|
||||
startPushData KEYWORD2
|
||||
pushData KEYWORD2
|
||||
endPushData KEYWORD2
|
||||
writeScreen24 KEYWORD2
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue