/* * This file is subject to the terms of the GFX License. If a copy of * the license was not distributed with this file, you can obtain one at: * * http://ugfx.org/license.html */ #include "gfx.h" #if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ /* This controller is only ever used with a 240 x 320 display */ #if defined(GDISP_SCREEN_HEIGHT) || defined(GDISP_SCREEN_HEIGHT) #if GFX_COMPILER_WARNING_TYPE == GFX_COMPILER_WARNING_DIRECT #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." #elif GFX_COMPILER_WARNING_TYPE == GFX_COMPILER_WARNING_MACRO COMPILER_WARNING("GDISP: This low level driver does not support setting a screen size. It is being ignored.") #endif #undef GDISP_SCREEN_WIDTH #undef GDISP_SCREEN_HEIGHT #endif #define GDISP_DRIVER_VMT GDISPVMT_ILI9325 #include "gdisp_lld_config.h" #include "../../../src/gdisp/gdisp_driver.h" #include "board_ILI9325.h" /*===========================================================================*/ /* Driver local definitions. */ /*===========================================================================*/ #ifndef GDISP_SCREEN_HEIGHT #define GDISP_SCREEN_HEIGHT 320 #endif #ifndef GDISP_SCREEN_WIDTH #define GDISP_SCREEN_WIDTH 240 #endif #ifndef GDISP_INITIAL_CONTRAST #define GDISP_INITIAL_CONTRAST 50 #endif #ifndef GDISP_INITIAL_BACKLIGHT #define GDISP_INITIAL_BACKLIGHT 100 #endif /*===========================================================================*/ /* Driver local variables. */ /*===========================================================================*/ /*===========================================================================*/ /* Driver local functions. */ /*===========================================================================*/ // Some common routines and macros #define dummy_read(g) { volatile uint16_t dummy; dummy = read_data(g); (void) dummy; } #define write_reg(g, reg, data) { write_index(g, reg); write_data(g, data); } static void set_cursor(GDisplay *g) { switch(g->g.Orientation) { default: case GDISP_ROTATE_0: case GDISP_ROTATE_180: write_reg(g, 0x20, g->p.x); write_reg(g, 0x21, g->p.y); break; case GDISP_ROTATE_90: case GDISP_ROTATE_270: write_reg(g, 0x20, g->p.y); write_reg(g, 0x21, g->p.x); break; } write_index(g, 0x22); } static void set_viewport(GDisplay* g) { switch(g->g.Orientation) { default: case GDISP_ROTATE_0: case GDISP_ROTATE_180: write_reg(g, 0x50, g->p.x); write_reg(g, 0x51, g->p.x + g->p.cx - 1); write_reg(g, 0x52, g->p.y); write_reg(g, 0x53, g->p.y + g->p.cy - 1); break; case GDISP_ROTATE_90: case GDISP_ROTATE_270: write_reg(g, 0x50, g->p.y); write_reg(g, 0x51, g->p.y + g->p.cy - 1); write_reg(g, 0x52, g->p.x); write_reg(g, 0x53, g->p.x + g->p.cx - 1); break; } } LLDSPEC gBool gdisp_lld_init(GDisplay *g) { uint16_t cver; // No private area for this controller g->priv = 0; // Initialise the board interface init_board(g); /* Hardware reset */ setpin_reset(g, gTrue); gfxSleepMicroseconds(1000); setpin_reset(g, gFalse); gfxSleepMicroseconds(1000); acquire_bus(g); write_index(g, 0); // Get controller version setreadmode(g); dummy_read(g); cver = read_data(g); setwritemode(g); // chinese code starts here write_reg(g, 0x00, 0x0001); gfxSleepMilliseconds(10); write_reg(g, 0x15, 0x0030); write_reg(g, 0x11, 0x0040); write_reg(g, 0x10, 0x1628); write_reg(g, 0x12, 0x0000); write_reg(g, 0x13, 0x104d); gfxSleepMilliseconds(10); write_reg(g, 0x12, 0x0010); gfxSleepMilliseconds(10); write_reg(g, 0x10, 0x2620); write_reg(g, 0x13, 0x344d); //304d gfxSleepMilliseconds(10); write_reg(g, 0x01, 0x0100); write_reg(g, 0x02, 0x0300); write_reg(g, 0x03, 0x1038);//0x1030 write_reg(g, 0x08, 0x0604); write_reg(g, 0x09, 0x0000); write_reg(g, 0x0A, 0x0008); write_reg(g, 0x41, 0x0002); write_reg(g, 0x60, 0x2700); write_reg(g, 0x61, 0x0001); write_reg(g, 0x90, 0x0182); write_reg(g, 0x93, 0x0001); write_reg(g, 0xa3, 0x0010); gfxSleepMilliseconds(10); //################# void Gamma_Set(void) ####################// write_reg(g, 0x30, 0x0000); write_reg(g, 0x31, 0x0502); write_reg(g, 0x32, 0x0307); write_reg(g, 0x33, 0x0305); write_reg(g, 0x34, 0x0004); write_reg(g, 0x35, 0x0402); write_reg(g, 0x36, 0x0707); write_reg(g, 0x37, 0x0503); write_reg(g, 0x38, 0x1505); write_reg(g, 0x39, 0x1505); gfxSleepMilliseconds(10); //################## void Display_ON(void) ####################// write_reg(g, 0x07, 0x0001); gfxSleepMilliseconds(10); write_reg(g, 0x07, 0x0021); write_reg(g, 0x07, 0x0023); gfxSleepMilliseconds(10); write_reg(g, 0x07, 0x0033); gfxSleepMilliseconds(10); write_reg(g, 0x07, 0x0133); // chinese code ends here // Finish Init post_init_board(g); // Release the bus release_bus(g); // Turn on the backlight set_backlight(g, GDISP_INITIAL_BACKLIGHT); /* Initialise the GDISP structure */ g->g.Width = GDISP_SCREEN_WIDTH; g->g.Height = GDISP_SCREEN_HEIGHT; g->g.Orientation = GDISP_ROTATE_0; g->g.Powermode = powerOn; g->g.Backlight = GDISP_INITIAL_BACKLIGHT; g->g.Contrast = GDISP_INITIAL_CONTRAST; return gTrue; } #if GDISP_HARDWARE_STREAM_WRITE LLDSPEC void gdisp_lld_write_start(GDisplay *g) { acquire_bus(g); set_viewport(g); } LLDSPEC void gdisp_lld_write_color(GDisplay *g) { write_data(g, gdispColor2Native(g->p.color)); } LLDSPEC void gdisp_lld_write_stop(GDisplay *g) { release_bus(g); } LLDSPEC void gdisp_lld_write_pos(GDisplay *g) { set_cursor(g); } #endif #if GDISP_HARDWARE_STREAM_READ LLDSPEC void gdisp_lld_read_start(GDisplay *g) { acquire_bus(g); set_viewport(g); set_cursor(g); setreadmode(g); dummy_read(g); } LLDSPEC gColor gdisp_lld_read_color(GDisplay *g) { uint16_t data; data = read_data(g); return gdispNative2Color(data); } LLDSPEC void gdisp_lld_read_stop(GDisplay *g) { setwritemode(g); release_bus(g); } #endif #if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL LLDSPEC void gdisp_lld_control(GDisplay *g) { switch(g->p.x) { case GDISP_CONTROL_POWER: if (g->g.Powermode == (powermode_t)g->p.ptr) return; switch((powermode_t)g->p.ptr) { case powerOff: acquire_bus(g); write_reg(g, 0x07, 0x0000); write_reg(g, 0x10, 0x0000); write_reg(g, 0x11, 0x0000); write_reg(g, 0x12, 0x0000); write_reg(g, 0x13, 0x0000); release_bus(g); set_backlight(g, 0); break; case powerOn: //*************Power On sequence ******************// acquire_bus(g); write_reg(g, 0x10, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */ write_reg(g, 0x11, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */ write_reg(g, 0x12, 0x0000); /* VREG1OUT voltage */ write_reg(g, 0x13, 0x0000); /* VDV[4:0] for VCOM amplitude */ gfxSleepMilliseconds(200); /* Dis-charge capacitor power voltage */ write_reg(g, 0x10, 0x17B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */ write_reg(g, 0x11, 0x0147); /* DC1[2:0], DC0[2:0], VC[2:0] */ gfxSleepMilliseconds(50); write_reg(g, 0x12, 0x013C); /* VREG1OUT voltage */ gfxSleepMilliseconds(50); write_reg(g, 0x13, 0x0E00); /* VDV[4:0] for VCOM amplitude */ write_reg(g, 0x29, 0x0009); /* VCM[4:0] for VCOMH */ gfxSleepMilliseconds(50); write_reg(g, 0x07, 0x0173); /* 262K color and display ON */ release_bus(g); set_backlight(g, g->g.Backlight); break; case powerSleep: acquire_bus(g); write_reg(g, 0x07, 0x0000); /* display OFF */ write_reg(g, 0x10, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ write_reg(g, 0x11, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */ write_reg(g, 0x12, 0x0000); /* VREG1OUT voltage */ write_reg(g, 0x13, 0x0000); /* VDV[4:0] for VCOM amplitude */ gfxSleepMilliseconds(200); /* Dis-charge capacitor power voltage */ write_reg(g, 0x10, 0x0002); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ release_bus(g); gdisp_lld_backlight(g, 0); break; case powerDeepSleep: acquire_bus(g); write_reg(g, 0x07, 0x0000); /* display OFF */ write_reg(g, 0x10, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ write_reg(g, 0x11, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */ write_reg(g, 0x12, 0x0000); /* VREG1OUT voltage */ write_reg(g, 0x13, 0x0000); /* VDV[4:0] for VCOM amplitude */ gfxSleepMilliseconds(200); /* Dis-charge capacitor power voltage */ write_reg(g, 0x10, 0x0004); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ release_bus(g); gdisp_lld_backlight(g, 0); break; default: return; } g->g.Powermode = (powermode_t)g->p.ptr; return; case GDISP_CONTROL_ORIENTATION: if (g->g.Orientation == (orientation_t)g->p.ptr) return; switch((orientation_t)g->p.ptr) { case GDISP_ROTATE_0: acquire_bus(g); write_reg(g, 0x01, 0x0100); write_reg(g, 0x03, 0x1038); write_reg(g, 0x60, 0x2700); release_bus(g); g->g.Height = GDISP_SCREEN_HEIGHT; g->g.Width = GDISP_SCREEN_WIDTH; break; case GDISP_ROTATE_90: acquire_bus(g); write_reg(g, 0x01, 0x0000); write_reg(g, 0x03, 0x1030); write_reg(g, 0x60, 0x2700); release_bus(g); g->g.Height = GDISP_SCREEN_WIDTH; g->g.Width = GDISP_SCREEN_HEIGHT; break; case GDISP_ROTATE_180: acquire_bus(g); write_reg(g, 0x01, 0x0000); write_reg(g, 0x03, 0x1038); write_reg(g, 0x60, 0xa700); release_bus(g); g->g.Height = GDISP_SCREEN_HEIGHT; g->g.Width = GDISP_SCREEN_WIDTH; break; case GDISP_ROTATE_270: acquire_bus(g); write_reg(g, 0x01, 0x0100); write_reg(g, 0x03, 0x1030); write_reg(g, 0x60, 0xA700); release_bus(g); g->g.Height = GDISP_SCREEN_WIDTH; g->g.Width = GDISP_SCREEN_HEIGHT; break; default: return; } g->g.Orientation = (orientation_t)g->p.ptr; return; case GDISP_CONTROL_BACKLIGHT: if ((unsigned)g->p.ptr > 100) g->p.ptr = (void *)100; set_backlight(g, (unsigned)g->p.ptr); g->g.Backlight = (unsigned)g->p.ptr; return; default: return; } } #endif #endif /* GFX_USE_GDISP */