kemonine/arduino_universal_serial_adapter
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Fixed implementation of splash graphic on boot, minor tweaks

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This commit is contained in:
Mike C 2013-04-27 17:21:21 -04:00
parent 2558981f76
commit ee83891f34
5 changed files with 48 additions and 48 deletions
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4
Universal_Serial_Adapter/Config.cpp
View file

@ -27,10 +27,6 @@ Config::Config() {
pinMode(voltagePinOnePointEight, OUTPUT);
pinMode(voltagePinThreePointThree, OUTPUT);
pinMode(voltagePinFivePointZero, OUTPUT);
#if DEBUG == 2
serialPort0.begin(115200);
#endif
}
bool Config::isUIEnabled() {

10
Universal_Serial_Adapter/Project.h
View file

@ -9,11 +9,12 @@
*/
#include <SerialPort.h>
#include <SdFat.h>
#ifndef Project_h
#define Project_h
#define DEBUG 1 // NONE = 0; MINIMAL = 1; FULL = 2;
#define DEBUG 2 // NONE = 0; MINIMAL = 1; FULL = 2;
// Whether or not the Arduino Mega 2560 is used as the base board
#define ARD_MEGA_2560 true
@ -42,7 +43,10 @@
#define timerThreePin 2 // Maps to Mega pin 12
// Splash screen related
#define splashScreenFileName "splash.bmp"
#define splashScreenFileName "SPLASH.BMP"
// SPI SD Card speed (Set to HALF for breadboards, full for better performance)
#define SPI_PROJECT_SPEED SPI_HALF_SPEED
// Colors / theme of UI
#define SPLASH_BACKGROUND ST7735_WHITE
@ -53,6 +57,8 @@
// Don't change anything below here
// -----------------------------------------------------------------------------
extern SdFat sd;
#define FONT_WIDTH 6
#define FONT_HEIGHT 8

66
Universal_Serial_Adapter/UILCD.cpp
View file

@ -480,6 +480,7 @@ void UILCD::bmpDraw(char *filename, uint8_t x, uint8_t y) {
serialPort0.println("UILCD::bmpDraw()");
#endif
SdFat sd;
SdFile bmpFile;
int bmpWidth, bmpHeight; // W+H in pixels
uint8_t bmpDepth; // Bit depth (currently must be 24)
@ -497,7 +498,14 @@ void UILCD::bmpDraw(char *filename, uint8_t x, uint8_t y) {
return;
}
#if DEBUG == 1
serialPort0.println("Starting SD card");
// Start the SD Card -- FIXME: This should likely get moved to config
if (!sd.begin(SD_CS, SPI_PROJECT_SPEED )) {
serialPort0.println("SD.begin(SD_CS, SPI_HALF_SPEED ) -- failed!");
sd.initErrorHalt();
}
#if DEBUG >= 1
serialPort0.println();
serialPort0.print("Loading image '");
serialPort0.print(filename);
@ -505,47 +513,47 @@ void UILCD::bmpDraw(char *filename, uint8_t x, uint8_t y) {
#endif
// Open requested file on SD card
if (!bmpFile.open(filename)) {
if (!bmpFile.open(filename, O_READ)) {
serialPort0.print(filename);
serialPort0.println(" not found");
return;
}
// Parse BMP header
if(read16(bmpFile) == 0x4D42) { // BMP signature
long fileSize = read32(bmpFile);
if(read16(&bmpFile) == 0x4D42) { // BMP signature
uint32_t fileSize = read32(&bmpFile);
#if DEBUG == 2
serialPort0.print("File size: ");
serialPort0.println(fileSize);
#endif
(void)read32(bmpFile); // Read & ignore creator bytes
bmpImageoffset = read32(bmpFile); // Start of image data
(void)read32(&bmpFile); // Read & ignore creator bytes
bmpImageoffset = read32(&bmpFile); // Start of image data
#if DEBUG == 2
serialPort0.print("Image Offset: ");
serialPort0.println(bmpImageoffset, DEC);
#endif
float headerSize = read32(bmpFile);
// Read DIB header
float headerSize = read32(&bmpFile);
#if DEBUG == 2
// Read DIB header
serialPort0.print("Header size: ");
serialPort0.println(headerSize);
#endif
bmpWidth = read32(bmpFile);
bmpHeight = read32(bmpFile);
if(read16(bmpFile) == 1) { // # planes -- must be '1'
bmpDepth = read16(bmpFile); // bits per pixel
#if DEBUG == 2
bmpWidth = read32(&bmpFile);
bmpHeight = read32(&bmpFile);
if(read16(&bmpFile) == 1) { // # planes -- must be '1'
bmpDepth = read16(&bmpFile); // bits per pixel
#if DEBUG >= 1
serialPort0.print("Bit Depth: ");
serialPort0.println(bmpDepth);
#endif
if((bmpDepth == 24) && (read32(bmpFile) == 0)) { // 0 = uncompressed
if((bmpDepth == 24) && (read32(&bmpFile) == 0)) { // 0 = uncompressed
goodBmp = true; // Supported BMP format -- proceed!
#if DEBUG == 2
#if DEBUG >= 1
serialPort0.print("Image size: ");
serialPort0.print(bmpWidth);
serialPort0.print('x');
@ -590,14 +598,14 @@ void UILCD::bmpDraw(char *filename, uint8_t x, uint8_t y) {
pos = bmpImageoffset + row * rowSize;
}
if(bmpFile.curPosition() != pos) { // Need seek?
bmpFile.seekCur(pos);
bmpFile.seekSet(pos);
buffidx = sizeof(sdbuffer); // Force buffer reload
}
for (col=0; col<w; col++) { // For each pixel...
// Time to read more pixel data?
if (buffidx >= sizeof(sdbuffer)) { // Indeed
bmpFile.read(sdbuffer, sizeof(sdbuffer));
bmpFile.read(&sdbuffer, sizeof(sdbuffer));
buffidx = 0; // Set index to beginning
}
@ -628,24 +636,20 @@ void UILCD::bmpDraw(char *filename, uint8_t x, uint8_t y) {
// BMP data is stored little-endian, Arduino is little-endian too.
// May need to reverse subscript order if porting elsewhere.
uint16_t UILCD::read16(SdFile f) {
#if DEBUG == 2
serialPort0.println("UILCD::read16()");
#endif
uint16_t UILCD::read16(SdFile* f) {
//#if DEBUG == 2
// serialPort0.println("UILCD::read16()");
//#endif
uint16_t result;
((uint8_t *)&result)[0] = f.read(); // LSB
((uint8_t *)&result)[1] = f.read(); // MSB
int numBytesRead = f->read(&result, sizeof(result));
return result;
}
uint32_t UILCD::read32(SdFile f) {
#if DEBUG == 2
serialPort0.println("UILCD::read32()");
#endif
uint32_t UILCD::read32(SdFile* f) {
//#if DEBUG == 2
// serialPort0.println("UILCD::read32()");
//#endif
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
int numBytesRead = f->read(&result, sizeof(result));
return result;
}

4
Universal_Serial_Adapter/UILCD.h
View file

@ -44,8 +44,8 @@ private:
int currentLine;
screen currentScreen;
uint32_t read32(SdFile f);
uint16_t read16(SdFile f);
uint32_t read32(SdFile* f);
uint16_t read16(SdFile* f);
void drawSplashScreen();
void drawMainScreen();

10
Universal_Serial_Adapter/Universal_Serial_Adapter.ino
View file

@ -31,8 +31,7 @@
UI* ui;
Config* config;
RTC_DS1307 rtc;
SdFat sd;
SdFile dataFile;
//SdFile dataFile;
#if ARD_MEGA_2560
SerialPort<0, 512, 512> serialPort0;
SerialPort<1, 512, 512> serialPort1;
@ -74,13 +73,8 @@ void setup() {
config->setDefaults();
ui = new UI();
// Start the SD Card -- FIXME: This should likely get moved to config
if (!sd.begin(SD_CS)) {
serialPort0.println("SD.begin(SD_CS) -- failed!");
}
// Open data log file -- FIXME: This needs to be controlled via config some
dataFile.open("datalog.txt", O_WRITE | O_CREAT | O_AT_END);
//dataFile.open("datalog.txt", O_WRITE | O_CREAT | O_AT_END);
// Setup serial IO on an interrupt timer
// ***THIS MUST BE DONE AFTER new Config()***