/**
*!
* \file b_drv_st7789.c
* \version v0.0.1
* \date 2020/03/02
* \author Bean(notrynohigh@outlook.com)
*******************************************************************************
* @attention
*
* Copyright (c) 2020 Bean
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*******************************************************************************
*/
/*Includes ----------------------------------------------*/
#include "drivers/inc/b_drv_st7789.h"
/**
* \addtogroup BABYOS
* \{
*/
/**
* \addtogroup B_DRIVER
* \{
*/
/**
* \addtogroup ST7789
* \{
*/
/**
* \defgroup ST7789_Private_TypesDefinitions
* \{
*/
/**
* \}
*/
/**
* \defgroup ST7789_Private_Defines
* \{
*/
#define DRIVER_NAME ST7789
/**
* \}
*/
/**
* \defgroup ST7789_Private_Macros
* \{
*/
/**
* \}
*/
/**
* \defgroup ST7789_Private_Variables
* \{
*/
bDRIVER_HALIF_TABLE(bST7789_HalIf_t, DRIVER_NAME);
static bST7789Private_t bST7789RunInfo[bDRIVER_HALIF_NUM(bST7789_HalIf_t, DRIVER_NAME)];
#ifndef DISPLAY_CACHE_BUF_SIZE
#define DISPLAY_CACHE_BUF_SIZE (8)
#else
#if (DISPLAY_CACHE_BUF_SIZE == 0)
#error "invalid config ..."
#endif
#endif
static uint16_t bST7789Buf[DISPLAY_CACHE_BUF_SIZE];
/**
* \}
*/
/**
* \defgroup ST7789_Private_FunctionPrototypes
* \{
*/
/**
* \}
*/
/**
* \defgroup ST7789_Private_Functions
* \{
*/
static void _bLcdWriteData(bDriverInterface_t *pdrv, uint16_t dat)
{
bDRIVER_GET_HALIF(_if, bST7789_HalIf_t, pdrv);
if (_if->if_type == LCD_IF_TYPE_RWADDR)
{
((bLcdRWAddress_t *)_if->_if.rw_addr)->dat = dat;
}
else if (_if->if_type == LCD_IF_TYPE_IO)
{
bHalGpioWritePin(_if->_if._io.rs.port, _if->_if._io.rs.pin, 1);
bHalGpioWritePin(_if->_if._io.rd.port, _if->_if._io.rd.pin, 1);
bHalGpioWritePin(_if->_if._io.cs.port, _if->_if._io.cs.pin, 0);
bHalGpioWritePort(_if->_if._io.data.port, dat);
bHalGpioWritePin(_if->_if._io.wr.port, _if->_if._io.wr.pin, 0);
bHalGpioWritePin(_if->_if._io.wr.port, _if->_if._io.wr.pin, 1);
bHalGpioWritePin(_if->_if._io.cs.port, _if->_if._io.cs.pin, 1);
}
else if (_if->if_type == LCD_IF_TYPE_SPI)
{
bHalGpioWritePin(_if->_if._spi.rs.port, _if->_if._spi.rs.pin, 1);
bHalGpioWritePin(_if->_if._spi._spi.cs.port, _if->_if._spi._spi.cs.pin, 0);
bHalSpiSend(&_if->_if._spi._spi, (uint8_t *)&dat, 1);
bHalGpioWritePin(_if->_if._spi._spi.cs.port, _if->_if._spi._spi.cs.pin, 1);
}
}
static void _bLcdWriteCmd(bDriverInterface_t *pdrv, uint16_t cmd)
{
bDRIVER_GET_HALIF(_if, bST7789_HalIf_t, pdrv);
if (_if->if_type == LCD_IF_TYPE_RWADDR)
{
((bLcdRWAddress_t *)_if->_if.rw_addr)->reg = cmd;
}
else if (_if->if_type == LCD_IF_TYPE_IO)
{
bHalGpioWritePin(_if->_if._io.rs.port, _if->_if._io.rs.pin, 0);
bHalGpioWritePin(_if->_if._io.rd.port, _if->_if._io.rd.pin, 1);
bHalGpioWritePin(_if->_if._io.cs.port, _if->_if._io.cs.pin, 0);
bHalGpioWritePort(_if->_if._io.data.port, cmd);
bHalGpioWritePin(_if->_if._io.wr.port, _if->_if._io.wr.pin, 0);
bHalGpioWritePin(_if->_if._io.wr.port, _if->_if._io.wr.pin, 1);
bHalGpioWritePin(_if->_if._io.cs.port, _if->_if._io.cs.pin, 1);
}
else if (_if->if_type == LCD_IF_TYPE_SPI)
{
bHalGpioWritePin(_if->_if._spi.rs.port, _if->_if._spi.rs.pin, 0);
bHalGpioWritePin(_if->_if._spi._spi.cs.port, _if->_if._spi._spi.cs.pin, 0);
bHalSpiSend(&_if->_if._spi._spi, (uint8_t *)&cmd, 1);
bHalGpioWritePin(_if->_if._spi._spi.cs.port, _if->_if._spi._spi.cs.pin, 1);
}
}
static uint16_t _bLcdReadData(bDriverInterface_t *pdrv)
{
uint16_t dat = 0;
bDRIVER_GET_HALIF(_if, bST7789_HalIf_t, pdrv);
if (_if->if_type == LCD_IF_TYPE_RWADDR)
{
dat = ((bLcdRWAddress_t *)_if->_if.rw_addr)->dat;
}
else if (_if->if_type == LCD_IF_TYPE_IO)
{
bHalGpioConfig(_if->_if._io.data.port, _if->_if._io.data.pin, B_HAL_GPIO_INPUT,
B_HAL_GPIO_NOPULL);
bHalGpioWritePin(_if->_if._io.rs.port, _if->_if._io.rs.pin, 1);
bHalGpioWritePin(_if->_if._io.rd.port, _if->_if._io.rd.pin, 0);
bHalGpioWritePin(_if->_if._io.cs.port, _if->_if._io.cs.pin, 0);
bHalGpioWritePin(_if->_if._io.rd.port, _if->_if._io.rd.pin, 1);
dat = bHalGpioReadPort(_if->_if._io.data.port);
bHalGpioWritePin(_if->_if._io.cs.port, _if->_if._io.cs.pin, 1);
bHalGpioConfig(_if->_if._io.data.port, _if->_if._io.data.pin, B_HAL_GPIO_OUTPUT,
B_HAL_GPIO_NOPULL);
}
return dat;
}
static void _bLcdWriteGramPre(bDriverInterface_t *pdrv)
{
bDRIVER_GET_HALIF(_if, bST7789_HalIf_t, pdrv);
if (_if->if_type == LCD_IF_TYPE_RWADDR)
{
;
}
else if (_if->if_type == LCD_IF_TYPE_IO)
{
bHalGpioWritePin(_if->_if._io.rs.port, _if->_if._io.rs.pin, 1);
bHalGpioWritePin(_if->_if._io.rd.port, _if->_if._io.rd.pin, 1);
bHalGpioWritePin(_if->_if._io.cs.port, _if->_if._io.cs.pin, 0);
}
else if (_if->if_type == LCD_IF_TYPE_SPI)
{
bHalGpioWritePin(_if->_if._spi.rs.port, _if->_if._spi.rs.pin, 1);
bHalGpioWritePin(_if->_if._spi._spi.cs.port, _if->_if._spi._spi.cs.pin, 0);
}
}
static void _bLcdWriteGramEnd(bDriverInterface_t *pdrv)
{
bDRIVER_GET_HALIF(_if, bST7789_HalIf_t, pdrv);
if (_if->if_type == LCD_IF_TYPE_RWADDR)
{
;
}
else if (_if->if_type == LCD_IF_TYPE_IO)
{
bHalGpioWritePin(_if->_if._io.cs.port, _if->_if._io.cs.pin, 1);
}
else if (_if->if_type == LCD_IF_TYPE_SPI)
{
bHalGpioWritePin(_if->_if._spi._spi.cs.port, _if->_if._spi._spi.cs.pin, 1);
}
}
static void _bLcdWriteGRam(bDriverInterface_t *pdrv, uint16_t *pdat, uint32_t count, uint8_t inc)
{
bDRIVER_GET_HALIF(_if, bST7789_HalIf_t, pdrv);
uint16_t j = 0;
uint32_t i = 0;
if (_if->if_type == LCD_IF_TYPE_RWADDR)
{
for (i = 0; i < count; i++)
{
((bLcdRWAddress_t *)_if->_if.rw_addr)->dat = *pdat;
if (inc)
{
pdat += 1;
}
}
}
else if (_if->if_type == LCD_IF_TYPE_IO)
{
for (i = 0; i < count; i++)
{
bHalGpioWritePort(_if->_if._io.data.port, *pdat);
bHalGpioWritePin(_if->_if._io.wr.port, _if->_if._io.wr.pin, 0);
bHalGpioWritePin(_if->_if._io.wr.port, _if->_if._io.wr.pin, 1);
if (inc)
{
pdat += 1;
}
}
}
else if (_if->if_type == LCD_IF_TYPE_SPI)
{
uint8_t wlen = 0;
for (i = 0; i < count;)
{
wlen = ((count - i) > DISPLAY_CACHE_BUF_SIZE) ? DISPLAY_CACHE_BUF_SIZE : (count - i);
for (j = 0; j < wlen; j++)
{
bST7789Buf[j] = *pdat;
bST7789Buf[j] = B_SWAP_16(bST7789Buf[j]);
if (inc)
{
pdat += 1;
}
}
bHalSpiSend(&_if->_if._spi._spi, (uint8_t *)bST7789Buf, wlen * 2);
i += wlen;
}
}
}
static int _bST7789CheckId(bDriverInterface_t *pdrv)
{
_bLcdReadData(pdrv);
return 0;
}
static void _bST7789SetCursor(bDriverInterface_t *pdrv, uint16_t Xpos, uint16_t Ypos)
{
_bLcdWriteCmd(pdrv, 0X2A);
_bLcdWriteData(pdrv, Xpos >> 8);
_bLcdWriteData(pdrv, Xpos & 0XFF);
_bLcdWriteCmd(pdrv, 0X2B);
_bLcdWriteData(pdrv, Ypos >> 8);
_bLcdWriteData(pdrv, Ypos & 0XFF);
_bLcdWriteCmd(pdrv, 0X2C);
}
static int _bST7789FillRect(bDriverInterface_t *pdrv, uint16_t x1, uint16_t y1, uint16_t x2,
uint16_t y2, uint16_t color)
{
uint16_t tmp = 0;
bDRIVER_GET_PRIVATE(prv, bST7789Private_t, pdrv);
if (x1 > x2)
{
tmp = x1;
x1 = x2;
x2 = tmp;
}
if (y1 > y2)
{
tmp = y1;
y1 = y2;
y2 = tmp;
}
if (x2 >= (prv->width) || y2 >= (prv->length))
{
return -1;
}
_bLcdWriteCmd(pdrv, 0x2a);
_bLcdWriteData(pdrv, x1 >> 8);
_bLcdWriteData(pdrv, x1);
_bLcdWriteData(pdrv, x2 >> 8);
_bLcdWriteData(pdrv, x2);
_bLcdWriteCmd(pdrv, 0x2b);
_bLcdWriteData(pdrv, y1 >> 8);
_bLcdWriteData(pdrv, y1);
_bLcdWriteData(pdrv, y2 >> 8);
_bLcdWriteData(pdrv, y2);
_bLcdWriteCmd(pdrv, 0x2C);
_bLcdWriteGramPre(pdrv);
_bLcdWriteGRam(pdrv, &color, ((x2 - x1 + 1) * (y2 - y1 + 1)), 0);
_bLcdWriteGramEnd(pdrv);
return 0;
}
static int _bST7789FillBmp(bDriverInterface_t *pdrv, uint16_t x1, uint16_t y1, uint16_t x2,
uint16_t y2, uint8_t *color)
{
uint16_t tmp = 0;
bDRIVER_GET_PRIVATE(prv, bST7789Private_t, pdrv);
if (x1 > x2)
{
tmp = x1;
x1 = x2;
x2 = tmp;
}
if (y1 > y2)
{
tmp = y1;
y1 = y2;
y2 = tmp;
}
if (x2 >= (prv->width) || y2 >= (prv->length))
{
return -1;
}
_bLcdWriteCmd(pdrv, 0x2a);
_bLcdWriteData(pdrv, x1 >> 8);
_bLcdWriteData(pdrv, x1);
_bLcdWriteData(pdrv, x2 >> 8);
_bLcdWriteData(pdrv, x2);
_bLcdWriteCmd(pdrv, 0x2b);
_bLcdWriteData(pdrv, y1 >> 8);
_bLcdWriteData(pdrv, y1);
_bLcdWriteData(pdrv, y2 >> 8);
_bLcdWriteData(pdrv, y2);
_bLcdWriteCmd(pdrv, 0x2C);
_bLcdWriteGramPre(pdrv);
_bLcdWriteGRam(pdrv, (uint16_t *)color, ((x2 - x1 + 1) * (y2 - y1 + 1)), 1);
_bLcdWriteGramEnd(pdrv);
return 0;
}
static int _bST7789Ctl(bDriverInterface_t *pdrv, uint8_t cmd, void *param)
{
int retval = -1;
bDRIVER_GET_PRIVATE(prv, bST7789Private_t, pdrv);
switch (cmd)
{
case bCMD_FILL_RECT:
{
bLcdRectInfo_t *pinfo = (bLcdRectInfo_t *)param;
if (param == NULL)
{
return -1;
}
retval =
_bST7789FillRect(pdrv, pinfo->x1, pinfo->y1, pinfo->x2, pinfo->y2, pinfo->color);
}
break;
case bCMD_FILL_BMP:
{
bLcdBmpInfo_t *pinfo = (bLcdBmpInfo_t *)param;
if (param == NULL)
{
return -1;
}
retval =
_bST7789FillBmp(pdrv, pinfo->x1, pinfo->y1, pinfo->x2, pinfo->y2, pinfo->color);
}
break;
case bCMD_SET_SIZE:
{
bLcdSize_t *pinfo = (bLcdSize_t *)param;
if (param == NULL || prv == NULL)
{
return -1;
}
prv->width = pinfo->width;
prv->length = pinfo->length;
retval = 0;
}
break;
default:
break;
}
return retval;
}
static int _bST7789Write(bDriverInterface_t *pdrv, uint32_t addr, uint8_t *pbuf, uint32_t len)
{
bDRIVER_GET_PRIVATE(prv, bST7789Private_t, pdrv);
uint16_t x = addr % (prv->width);
uint16_t y = addr / (prv->width);
bLcdWrite_t *pcolor = (bLcdWrite_t *)pbuf;
if (y >= (prv->length) || pbuf == NULL || len < sizeof(bLcdWrite_t))
{
return -1;
}
_bST7789SetCursor(pdrv, x, y);
_bLcdWriteGRam(pdrv, &pcolor->color, 1, 0);
return 2;
}
/**
* \}
*/
/**
* \addtogroup ST7789_Exported_Functions
* \{
*/
int bST7789_Init(bDriverInterface_t *pdrv)
{
bDRIVER_STRUCT_INIT(pdrv, DRIVER_NAME, bST7789_Init);
pdrv->write = _bST7789Write;
pdrv->ctl = _bST7789Ctl;
pdrv->_private._p = &bST7789RunInfo[pdrv->drv_no];
bST7789RunInfo[pdrv->drv_no].width = 240; // default
bST7789RunInfo[pdrv->drv_no].length = 320; // default
if (((bST7789_HalIf_t *)pdrv->hal_if)->reset.port != B_HAL_GPIO_INVALID &&
((bST7789_HalIf_t *)pdrv->hal_if)->reset.pin != B_HAL_PIN_INVALID)
{
bHalGpioWritePin(((bST7789_HalIf_t *)pdrv->hal_if)->reset.port,
((bST7789_HalIf_t *)pdrv->hal_if)->reset.pin, 0);
bHalDelayMs(100);
bHalGpioWritePin(((bST7789_HalIf_t *)pdrv->hal_if)->reset.port,
((bST7789_HalIf_t *)pdrv->hal_if)->reset.pin, 1);
bHalDelayMs(100);
}
if (_bST7789CheckId(pdrv) < 0)
{
return -1;
}
bHalDelayMs(12);
/* Sleep Out */
_bLcdWriteCmd(pdrv, 0x11);
/* wait for power stability */
bHalDelayMs(12);
/* Memory Data Access Control */
_bLcdWriteCmd(pdrv, 0x36);
_bLcdWriteData(pdrv, 0x00);
/* RGB 5-6-5-bit */
_bLcdWriteCmd(pdrv, 0x3A);
_bLcdWriteData(pdrv, 0x65);
/* Porch Setting */
_bLcdWriteCmd(pdrv, 0xB2);
_bLcdWriteData(pdrv, 0x0C);
_bLcdWriteData(pdrv, 0x0C);
_bLcdWriteData(pdrv, 0x00);
_bLcdWriteData(pdrv, 0x33);
_bLcdWriteData(pdrv, 0x33);
/* Gate Control */
_bLcdWriteCmd(pdrv, 0xB7);
_bLcdWriteData(pdrv, 0x72);
/* VCOM Setting */
_bLcdWriteCmd(pdrv, 0xBB);
_bLcdWriteData(pdrv, 0x3D); // Vcom=1.625V
/* LCM Control */
_bLcdWriteCmd(pdrv, 0xC0);
_bLcdWriteData(pdrv, 0x2C);
/* VDV and VRH Command Enable */
_bLcdWriteCmd(pdrv, 0xC2);
_bLcdWriteData(pdrv, 0x01);
/* VRH Set */
_bLcdWriteCmd(pdrv, 0xC3);
_bLcdWriteData(pdrv, 0x19);
/* VDV Set */
_bLcdWriteCmd(pdrv, 0xC4);
_bLcdWriteData(pdrv, 0x20);
/* Frame Rate Control in Normal Mode */
_bLcdWriteCmd(pdrv, 0xC6);
_bLcdWriteData(pdrv, 0x0F); // 60MHZ
/* Power Control 1 */
_bLcdWriteCmd(pdrv, 0xD0);
_bLcdWriteData(pdrv, 0xA4);
_bLcdWriteData(pdrv, 0xA1);
/* Positive Voltage Gamma Control */
_bLcdWriteCmd(pdrv, 0xE0);
_bLcdWriteData(pdrv, 0xD0);
_bLcdWriteData(pdrv, 0x04);
_bLcdWriteData(pdrv, 0x0D);
_bLcdWriteData(pdrv, 0x11);
_bLcdWriteData(pdrv, 0x13);
_bLcdWriteData(pdrv, 0x2B);
_bLcdWriteData(pdrv, 0x3F);
_bLcdWriteData(pdrv, 0x54);
_bLcdWriteData(pdrv, 0x4C);
_bLcdWriteData(pdrv, 0x18);
_bLcdWriteData(pdrv, 0x0D);
_bLcdWriteData(pdrv, 0x0B);
_bLcdWriteData(pdrv, 0x1F);
_bLcdWriteData(pdrv, 0x23);
/* Negative Voltage Gamma Control */
_bLcdWriteCmd(pdrv, 0xE1);
_bLcdWriteData(pdrv, 0xD0);
_bLcdWriteData(pdrv, 0x04);
_bLcdWriteData(pdrv, 0x0C);
_bLcdWriteData(pdrv, 0x11);
_bLcdWriteData(pdrv, 0x13);
_bLcdWriteData(pdrv, 0x2C);
_bLcdWriteData(pdrv, 0x3F);
_bLcdWriteData(pdrv, 0x44);
_bLcdWriteData(pdrv, 0x51);
_bLcdWriteData(pdrv, 0x2F);
_bLcdWriteData(pdrv, 0x1F);
_bLcdWriteData(pdrv, 0x1F);
_bLcdWriteData(pdrv, 0x20);
_bLcdWriteData(pdrv, 0x23);
/* Display Inversion On */
_bLcdWriteCmd(pdrv, 0x21);
_bLcdWriteCmd(pdrv, 0x29);
return 0;
}
#ifdef BSECTION_NEED_PRAGMA
#pragma section driver_init
#endif
bDRIVER_REG_INIT(B_DRIVER_ST7789, bST7789_Init);
#ifdef BSECTION_NEED_PRAGMA
#pragma section
#endif
/**
* \}
*/
/**
* \}
*/
/**
* \}
*/
/**
* \}
*/
/************************ Copyright (c) 2019 Bean *****END OF FILE****/