nodemcu-firmware/app/ucglib/ucg_dev_tft_128x160_st7735.c

112 lines
3.7 KiB
C

/*
ucg_dev_tft_128x160_st7735.c
ST7735 with 4-Wire SPI (SCK, SDI, CS, D/C and optional reset)
Universal uC Color Graphics Library
Copyright (c) 2014, 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.
*/
#include "ucg.h"
//static const uint8_t ucg_dev_ssd1351_128x128_init_seq[] PROGMEM = {
static const ucg_pgm_uint8_t ucg_tft_128x160_st7735_init_seq[] = {
UCG_CFG_CD(0,1), /* DC=0 for command mode, DC=1 for data and args */
UCG_RST(1),
UCG_CS(1), /* disable chip */
UCG_DLY_MS(5),
UCG_RST(0),
UCG_DLY_MS(5),
UCG_RST(1),
UCG_DLY_MS(50),
UCG_CS(0), /* enable chip */
UCG_C10(0x011), /* sleep out */
UCG_DLY_MS(10),
//UCG_C10(0x038), /* idle mode off */
UCG_C10(0x013), /* normal display on */
UCG_C10(0x20), /* not inverted */
//UCG_C10(0x21), /* inverted */
UCG_C11(0x03a, 0x006), /* set pixel format to 18 bit */
//UCG_C11(0x03a, 0x005), /* set pixel format to 16 bit */
//UCG_C12(0x0b1, 0x000, 0x01b), /* frame rate control (POR values) */
//UCG_C10(0x28), /* display off */
//UCG_C11(0x0bf, 0x003), /* backlight control 8 */
UCG_C10(0x029), /* display on */
//UCG_C11(0x051, 0x07f), /* brightness */
//UCG_C11(0x053, 0x02c), /* control brightness */
//UCG_C10(0x028), /* display off */
UCG_C11( 0x036, 0x000), /* memory control */
UCG_C14( 0x02a, 0x000, 0x000, 0x000, 0x07f), /* Horizontal GRAM Address Set */
UCG_C14( 0x02b, 0x000, 0x000, 0x000, 0x09f), /* Vertical GRAM Address Set */
UCG_C10( 0x02c), /* Write Data to GRAM */
UCG_CS(1), /* disable chip */
UCG_END(), /* end of sequence */
};
ucg_int_t ucg_dev_st7735_18x128x160(ucg_t *ucg, ucg_int_t msg, void *data)
{
switch(msg)
{
case UCG_MSG_DEV_POWER_UP:
/* 1. Call to the controller procedures to setup the com interface */
if ( ucg_dev_ic_st7735_18(ucg, msg, data) == 0 )
return 0;
/* 2. Send specific init sequence for this display module */
ucg_com_SendCmdSeq(ucg, ucg_tft_128x160_st7735_init_seq);
return 1;
case UCG_MSG_DEV_POWER_DOWN:
/* let do power down by the conroller procedures */
return ucg_dev_ic_st7735_18(ucg, msg, data);
case UCG_MSG_GET_DIMENSION:
((ucg_wh_t *)data)->w = 128;
((ucg_wh_t *)data)->h = 160;
return 1;
}
/* all other messages are handled by the controller procedures */
return ucg_dev_ic_st7735_18(ucg, msg, data);
}