MirrorSave
/
nodemcu-firmware
mirror of https://github.com/nodemcu/nodemcu-firmware.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
nodemcu-firmware/app/u8glib/u8g_dev_t6963_240x64.c

196 lines
7.1 KiB
C
Raw Blame History

/*
u8g_dev_t6963_240x64.c
Tested with Varitronix MGLS240128TZ
Universal 8bit Graphics Library
Copyright (c) 2013, olikraus@gmail.com
All rights reserved.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this list
of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice, this
list of conditions and the following disclaimer in the documentation and/or other
materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Application Notes for the MGLS 240x128
www.baso.no/content/pdf/T6963C_Application.pdf
Hitachi App Notes:
https://www.sparkfun.com/datasheets/LCD/Monochrome/AN-029-Toshiba_T6963C.pdf
Notes:
The font selection pins should generate the 8x8 font.
For the MGLS240128TZ only FS1 is available on pin 18.
FS1 must be low to generate the 8x8 font.
*/
#include "u8g.h"
#define WIDTH 240
#define HEIGHT 64
#define PAGE_HEIGHT 16
/*
http://www.mark-products.com/graphics.htm#240x64%20Pixel%20Format
*/
/* text is not used, so settings are not relevant */
static const uint8_t u8g_dev_t6963_240x64_init_seq[] PROGMEM = {
U8G_ESC_CS(0), /* disable chip */
U8G_ESC_ADR(0), /* data mode */
U8G_ESC_RST(15), /* do reset low pulse with (15*16)+2 milliseconds (=maximum delay)*/
U8G_ESC_CS(1), /* enable chip */
U8G_ESC_DLY(50), /* delay 50 ms */
U8G_ESC_ADR(0), /* data mode */
0x000, /* low byte */
0x000, /* height byte */
U8G_ESC_ADR(1), /* instruction mode */
0x021, /* set cursor position */
U8G_ESC_ADR(0), /* data mode */
0x000, /* low byte */
0x000, /* height byte */
U8G_ESC_ADR(1), /* instruction mode */
0x022, /* set offset */
U8G_ESC_ADR(0), /* data mode */
0x000, /* low byte */
0x000, /* height byte */
U8G_ESC_ADR(1), /* instruction mode */
0x040, /* text home */
U8G_ESC_ADR(0), /* data mode */
WIDTH/8, /* low byte */
0x000, /* height byte */
U8G_ESC_ADR(1), /* instruction mode */
0x041, /* text columns */
U8G_ESC_ADR(0), /* data mode */
0x000, /* low byte */
0x000, /* height byte */
U8G_ESC_ADR(1), /* instruction mode */
0x042, /* graphics home */
U8G_ESC_ADR(0), /* data mode */
WIDTH/8, /* low byte */
0x000, /* height byte */
U8G_ESC_ADR(1), /* instruction mode */
0x043, /* graphics columns */
// mode set
// 0x080: Internal CG, OR Mode
// 0x081: Internal CG, EXOR Mode
// 0x083: Internal CG, AND Mode
// 0x088: External CG, OR Mode
// 0x089: External CG, EXOR Mode
// 0x08B: External CG, AND Mode
U8G_ESC_ADR(1), /* instruction mode */
0x080, /* mode register: OR Mode, Internal Character Mode */
U8G_ESC_ADR(1), /* instruction mode */
// display mode
// 0x090: Display off
// 0x094: Graphic off, text on, cursor off, blink off
// 0x096: Graphic off, text on, cursor on, blink off
// 0x097: Graphic off, text on, cursor on, blink on
// 0x098: Graphic on, text off, cursor off, blink off
// 0x09a: Graphic on, text off, cursor on, blink off
// ...
// 0x09c: Graphic on, text on, cursor off, blink off
// 0x09f: Graphic on, text on, cursor on, blink on
0x098, /* mode register: Display Mode, Graphics on, Text off, Cursor off */
U8G_ESC_ADR(0), /* data mode */
0x000, /* low byte */
0x000, /* height byte */
U8G_ESC_ADR(1), /* instruction mode */
0x024, /* set adr pointer */
U8G_ESC_DLY(100), /* delay 100 ms */
U8G_ESC_ADR(0), /* data mode */
U8G_ESC_CS(0), /* disable chip */
U8G_ESC_END /* end of sequence */
};
uint8_t u8g_dev_t6963_240x64_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg)
{
switch(msg)
{
case U8G_DEV_MSG_INIT:
u8g_InitCom(u8g, dev, U8G_SPI_CLK_CYCLE_NONE);
u8g_WriteEscSeqP(u8g, dev, u8g_dev_t6963_240x64_init_seq);
break;
case U8G_DEV_MSG_STOP:
break;
case U8G_DEV_MSG_PAGE_NEXT:
{
uint8_t y, i;
uint16_t disp_ram_adr;
uint8_t *ptr;
u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
u8g_SetAddress(u8g, dev, 0); /* data mode */
u8g_SetChipSelect(u8g, dev, 1);
y = pb->p.page_y0;
ptr = pb->buf;
disp_ram_adr = WIDTH/8;
disp_ram_adr *= y;
for( i = 0; i < PAGE_HEIGHT; i ++ )
{
u8g_SetAddress(u8g, dev, 0); /* data mode */
u8g_WriteByte(u8g, dev, disp_ram_adr&255 ); /* address low byte */
u8g_WriteByte(u8g, dev, disp_ram_adr>>8 ); /* address hight byte */
u8g_SetAddress(u8g, dev, 1); /* cmd mode */
u8g_WriteByte(u8g, dev, 0x024 ); /* set adr ptr */
u8g_WriteSequence(u8g, dev, WIDTH/8, ptr);
ptr += WIDTH/8;
disp_ram_adr += WIDTH/8;
}
u8g_SetAddress(u8g, dev, 0); /* data mode */
u8g_SetChipSelect(u8g, dev, 0);
}
break;
}
return u8g_dev_pb16h1_base_fn(u8g, dev, msg, arg);
}
// U8G_PB_DEV(u8g_dev_t6963_240x64_8bit, WIDTH, HEIGHT, PAGE_HEIGHT, u8g_dev_t6963_240x64_fn, U8G_COM_T6963);
uint8_t u8g_dev_t6963_240x64_2x_bw_buf[WIDTH/8*PAGE_HEIGHT] U8G_NOCOMMON ;
u8g_pb_t u8g_dev_t6963_240x64_2x_bw_pb = { {PAGE_HEIGHT, HEIGHT, 0, 0, 0}, WIDTH, u8g_dev_t6963_240x64_2x_bw_buf};
u8g_dev_t u8g_dev_t6963_240x64_8bit = { u8g_dev_t6963_240x64_fn, &u8g_dev_t6963_240x64_2x_bw_pb, U8G_COM_T6963 };
Reference in New Issue View Git Blame Copy Permalink