initial tft display support

src/display.h

@@ -0,0 +1,78 @@
+/*
+ * display.h
+ *
+ *  Created on: 25 paź 2021
+ *      Author: s.bartkowicz
+ */
+
+#ifndef DISPLAY_H_
+#define DISPLAY_H_
+
+//#define USES_ORIGINAL_DISPLAY
+#define USES_FRAMEBUFFER
+#define USES_TFT_DISPLAY
+
+#if defined( USES_ORIGINAL_DISPLAY)	// Standard 128x64 LCD display
+
+#include "lcd.h"
+
+#define DEFAULTFONT (FONT6X6)
+
+#define DISPLAY_CENTER (LCD_CENTER)
+#define DISPLAY_ALIGN_CENTER(x) (LCD_ALIGN_CENTER(x))
+#define DISPLAY_ALIGN_RIGHT(x) (LCD_ALIGN_RIGHT(x))
+
+
+#elif defined(USES_FRAMEBUFFER)
+
+#include "tft.h"
+
+#define FB_HEIGHT (240)
+#define FB_WIDTH (320)
+#define FB_BWIDTH (FB_WIDTH/8)
+#define DEFAULTFONT (FONT12X16)
+//#define DEFAULTFONT (FONTVERDANA)
+
+#define FONT12X16 (0)
+#define FONT6X6 (1)
+#define FONT6X8 (2)
+#define FONTVERDANA (3)
+#define INVERT (0x80)
+
+#define DISPLAY_CENTER (FB_WIDTH/2)
+#define DISPLAY_ALIGN_CENTER(x) (DISPLAY_CENTER - (x * 6)-1)
+#define DISPLAY_ALIGN_RIGHT(x) (FB_WIDTH - (x * 12)-1)
+
+typedef struct sFontStruct{
+	const uint8_t width;
+	const uint8_t height;
+	const uint8_t starting_char;
+	const uint8_t ending_char;
+	const uint32_t flags;
+	const uint8_t *data;
+}sFontStruct;
+
+uint32_t fontbytesize(sFontStruct* font);
+uint32_t fontbytesperfont(sFontStruct* font);
+sFontStruct* fontget(uint8_t fontno);
+uint32_t fontgetmask(sFontStruct* font);
+uint8_t fontprintable(sFontStruct* font, uint8_t theChar);
+uint32_t fontgetcharaddress(sFontStruct* font,uint8_t theChar);
+uint32_t fontgetwidth(sFontStruct* font, uint8_t theChar);
+
+uint32_t charoutbig(uint8_t theChar, uint16_t X, uint16_t Y, uint8_t theFormat);
+
+#endif /* Display HAL */
+
+void Display_disp_str(uint8_t* theStr, uint8_t theLen, uint16_t startx, uint16_t y, uint8_t theFormat);
+uint32_t Display_get_str_lenght(uint8_t* theStr, uint8_t theLen, uint8_t theFormat);
+uint8_t Display_BMPDisplay(uint8_t* thebmp, uint16_t xoffset, uint16_t yoffset);
+void Display_SetPixel(uint16_t x, uint16_t y);
+void Display_DrawLine(int16_t x0, int16_t y0, int16_t x1, int16_t y1);
+void Display_DrawGrid(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint16_t xmin, uint16_t ymin, uint16_t xmax, uint16_t ymax,uint16_t density);
+void Display_SetBacklight(uint8_t backlight);
+void Display_Init(void);
+void Display_FB_Clear(void);
+void Display_FB_Update(void);
+
+#endif /* DISPLAY_H_ */

src/io.c

@@ -69,7 +69,7 @@ static int32_t Sleep_Work(void) {
 void IO_InitWatchdog(void) {
 	// Setup watchdog
 	// Some margin (PCLKFREQ/4 would be exactly the period the WD is fed by sleep_work)
-	WDTC = PCLKFREQ / 3;
+	WDTC = PCLKFREQ / 1;
 	WDMOD = 0x03; // Enable
 	WDFEED = 0xaa;
 	WDFEED = 0x55;
@@ -163,10 +163,10 @@ void IO_Init(void) {
 	PINSEL1 = 0b00000101000000000000000000000000; // ADC0 1+2
 
 	FIO0MASK = 0b01001101000000100000010001100000; // Mask out all unknown/unused pins
-	FIO1MASK = 0b11111111000000001111111111111111; // Only LCD D0-D7
+	FIO1MASK = 0b11101110000000001111111111111111; // Only LCD D0-D7
 
 	FIO0DIR = 0b10000010011011000011101100000001; // Default output pins
-	FIO1DIR = 0b00000000000000000000000000000000;
+	FIO1DIR = 0b00001001000000000000000000000000;
 
 	FIO0PIN = 0x00; // Turn LED on and make PWM outputs active when in GPIO mode (to help 100% duty cycle issue)