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WeActStudio.EpaperModule/Example/EpaperModuleTest_AT32F403A/Epaper/epaper.c
T
YXZhu 2ca4f9b243 add 1.54 inch epaper module
2023-11-28 22:47:01 +08:00

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19 KiB
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/*---------------------------------------
- WeAct Studio Official Link
- taobao: weactstudio.taobao.com
- aliexpress: weactstudio.aliexpress.com
- github: github.com/WeActTC
- gitee: gitee.com/WeAct-TC
- blog: www.weact-tc.cn
---------------------------------------*/
#include "epaper.h"
#include "epdfont.h"
#include "delay.h"
// epaper module
// res pin -> pa8
// busy pin -> pa9
// d/c pin -> pb14
// cs pin -> pb12
// sck pin -> pb13
// mosi pin -> pb15
EPD_PAINT EPD_Paint;
static uint8_t _hibernating = 1;
static const unsigned char lut_partial[] =
{
0x0, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x80, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x40, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0A, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2,
0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x0, 0x0, 0x0,
};
void epd_delay(uint16_t ms)
{
delay_ms(ms);
}
void epd_res_set()
{
gpio_bits_set(GPIOA, GPIO_PINS_8);
}
void epd_res_reset()
{
gpio_bits_reset(GPIOA, GPIO_PINS_8);
}
void epd_dc_set()
{
gpio_bits_set(GPIOB, GPIO_PINS_14);
}
void epd_dc_reset()
{
gpio_bits_reset(GPIOB, GPIO_PINS_14);
}
void epd_cs_set()
{
gpio_bits_set(GPIOB, GPIO_PINS_12);
}
void epd_cs_reset()
{
gpio_bits_reset(GPIOB, GPIO_PINS_12);
}
uint8_t epd_is_busy()
{
return gpio_input_data_bit_read(GPIOA, GPIO_PINS_9) == RESET ? 0 : 1;
}
void epd_io_init(void)
{
gpio_init_type gpio_init_struct;
/* enable gpioa gpiob clock */
crm_periph_clock_enable(CRM_GPIOA_PERIPH_CLOCK, TRUE);
crm_periph_clock_enable(CRM_GPIOB_PERIPH_CLOCK, TRUE);
/* set default parameter */
gpio_default_para_init(&gpio_init_struct);
/* configure the epaper module res pin */
gpio_bits_reset(GPIOA, GPIO_PINS_8);
gpio_init_struct.gpio_drive_strength = GPIO_DRIVE_STRENGTH_STRONGER;
gpio_init_struct.gpio_out_type = GPIO_OUTPUT_PUSH_PULL;
gpio_init_struct.gpio_mode = GPIO_MODE_OUTPUT;
gpio_init_struct.gpio_pins = GPIO_PINS_8;
gpio_init_struct.gpio_pull = GPIO_PULL_NONE;
gpio_init(GPIOA, &gpio_init_struct);
/* configure the epaper module busy pin */
gpio_init_struct.gpio_mode = GPIO_MODE_INPUT;
gpio_init_struct.gpio_pull = GPIO_PULL_UP;
gpio_init_struct.gpio_pins = GPIO_PINS_9;
gpio_init(GPIOA, &gpio_init_struct);
/* configure the epaper module d/c pin */
gpio_bits_set(GPIOB, GPIO_PINS_14);
gpio_init_struct.gpio_mode = GPIO_MODE_OUTPUT;
gpio_init_struct.gpio_pull = GPIO_PULL_NONE;
gpio_init_struct.gpio_out_type = GPIO_OUTPUT_PUSH_PULL;
gpio_init_struct.gpio_pins = GPIO_PINS_14;
gpio_init(GPIOB, &gpio_init_struct);
/* configure the epaper module spi2 sck pin */
gpio_init_struct.gpio_pull = GPIO_PULL_NONE;
gpio_init_struct.gpio_out_type = GPIO_OUTPUT_PUSH_PULL;
gpio_init_struct.gpio_mode = GPIO_MODE_MUX;
gpio_init_struct.gpio_pins = GPIO_PINS_13;
gpio_init(GPIOB, &gpio_init_struct);
/* configure the epaper module spi2 mosi pin */
// gpio_init_struct.gpio_pull = GPIO_PULL_NONE;
// gpio_init_struct.gpio_out_type = GPIO_OUTPUT_PUSH_PULL;
gpio_init_struct.gpio_mode = GPIO_MODE_MUX;
gpio_init_struct.gpio_pins = GPIO_PINS_15;
gpio_init(GPIOB, &gpio_init_struct);
/* configure the epaper module cs pin */
gpio_bits_set(GPIOB, GPIO_PINS_12);
gpio_init_struct.gpio_pull = GPIO_PULL_NONE;
gpio_init_struct.gpio_mode = GPIO_MODE_OUTPUT;
gpio_init_struct.gpio_out_type = GPIO_OUTPUT_PUSH_PULL;
gpio_init_struct.gpio_pins = GPIO_PINS_12;
gpio_init(GPIOB, &gpio_init_struct);
/* configure spi2 */
spi_init_type spi_init_struct;
crm_periph_clock_enable(CRM_SPI2_PERIPH_CLOCK, TRUE);
spi_default_para_init(&spi_init_struct);
spi_init_struct.transmission_mode = SPI_TRANSMIT_HALF_DUPLEX_TX;
spi_init_struct.master_slave_mode = SPI_MODE_MASTER;
spi_init_struct.mclk_freq_division = SPI_MCLK_DIV_64;
spi_init_struct.first_bit_transmission = SPI_FIRST_BIT_MSB;
spi_init_struct.frame_bit_num = SPI_FRAME_8BIT;
spi_init_struct.clock_polarity = SPI_CLOCK_POLARITY_HIGH;
spi_init_struct.clock_phase = SPI_CLOCK_PHASE_2EDGE;
spi_init_struct.cs_mode_selection = SPI_CS_SOFTWARE_MODE;
spi_init(SPI2, &spi_init_struct);
spi_enable(SPI2, TRUE);
}
void epd_write_reg(uint8_t reg)
{
epd_dc_reset();
epd_cs_reset();
spi_i2s_data_transmit(SPI2, reg);
while (spi_i2s_flag_get(SPI2, SPI_I2S_BF_FLAG) != RESET)
;
epd_cs_set();
epd_dc_set();
}
void epd_write_data(uint8_t data)
{
epd_cs_reset();
spi_i2s_data_transmit(SPI2, data);
while (spi_i2s_flag_get(SPI2, SPI_I2S_BF_FLAG) != RESET)
;
epd_cs_set();
}
void _epd_write_data(uint8_t data)
{
while (spi_i2s_flag_get(SPI2, SPI_I2S_TDBE_FLAG) == RESET)
;
spi_i2s_data_transmit(SPI2, data);
}
void _epd_write_data_over()
{
while (spi_i2s_flag_get(SPI2, SPI_I2S_BF_FLAG) != RESET)
;
}
uint8_t epd_wait_busy()
{
uint32_t timeout = 0;
while (epd_is_busy())
{
timeout++;
if (timeout > 40000)
{
return 1;
}
epd_delay(1);
}
return 0;
}
void epd_reset(void)
{
epd_res_reset();
epd_delay(50);
epd_res_set();
epd_delay(50);
_hibernating = 0;
}
uint8_t epd_init(void)
{
if (_hibernating)
epd_reset();
if (epd_wait_busy())
return 1;
epd_write_reg(0x12); // SWRESET
epd_delay(10);
if (epd_wait_busy())
return 1;
epd_write_reg(0x01); // Driver output control
#if defined(EPD_29) || defined(EPD_213)
epd_write_data(0x27);
epd_write_data(0x01);
epd_write_data(0x01);
#else
epd_write_data(0xC7);
epd_write_data(0x00);
epd_write_data(0x01);
#endif
epd_write_reg(0x11); // data entry mode
epd_write_data(0x01);
#ifdef EPD_154
epd_write_reg(0x44); // set Ram-X address start/end position
epd_write_data(0x00);
epd_write_data(0x18);
epd_write_reg(0x45); // set Ram-Y address start/end position
epd_write_data(0xC7);
epd_write_data(0x00);
epd_write_data(0x00);
epd_write_data(0x00);
#else
epd_write_reg(0x44); // set Ram-X address start/end position
epd_write_data(0x00);
epd_write_data(0x0F); // 0x0F-->(15+1)*8=128
epd_write_reg(0x45); // set Ram-Y address start/end position
epd_write_data(0x27); // 0x127-->(295+1)=296
epd_write_data(0x01);
epd_write_data(0x00);
epd_write_data(0x00);
#endif
epd_write_reg(0x3C); // BorderWavefrom
epd_write_data(0x05);
#if defined(EPD_29) || defined(EPD_213)
epd_write_reg(0x21); // Display update control
epd_write_data(0x00);
epd_write_data(0x80);
#endif
epd_write_reg(0x18); // Read built-in temperature sensor
epd_write_data(0x80);
epd_setpos(0,0);
if (epd_power_on())
return 1;
return 0;
}
uint8_t epd_init_partial(void)
{
if (epd_init())
return 1;
#if defined(EPD_29) || defined(EPD_213)
epd_write_reg(0x32);
epd_cs_reset();
for (int j = 0; j < sizeof(lut_partial); j++)
{
_epd_write_data(lut_partial[j]);
}
_epd_write_data_over();
epd_cs_set();
#endif
return 0;
}
void epd_enter_deepsleepmode(uint8_t mode)
{
epd_power_off();
epd_write_reg(0x10);
epd_write_data(mode);
_hibernating = 1;
}
uint8_t epd_power_on(void)
{
epd_write_reg(0x22); // Display Update Control
epd_write_data(0xf8);
epd_write_reg(0x20); // Activate Display Update Sequence
return epd_wait_busy();
}
uint8_t epd_power_off(void)
{
epd_write_reg(0x22); // Display Update Control
epd_write_data(0x83);
epd_write_reg(0x20); // Activate Display Update Sequence
return epd_wait_busy();
}
void epd_init_internalTempSensor(void)
{
epd_write_reg(0x18);
epd_write_data(0x80);
epd_write_reg(0x1A);
epd_write_data(0x7F);
epd_write_data(0xF0);
}
void epd_update(void)
{
epd_write_reg(0x22); // Display Update Control
#ifdef EPD_154
epd_write_data(0xF4);
#else
epd_write_data(0xF7);
#endif
epd_write_reg(0x20); // Activate Display Update Sequence
epd_wait_busy();
}
void epd_update_partial(void)
{
epd_write_reg(0x22); // Display Update Control
#ifdef EPD_154
epd_write_data(0xFC);
#else
epd_write_data(0xCC);
#endif
epd_write_reg(0x20); // Activate Display Update Sequence
epd_wait_busy();
}
void epd_setpos(uint16_t x, uint16_t y)
{
uint8_t _x;
uint16_t _y;
_x = x / 8;
#ifdef EPD_154
_y = 199 - y;
#else
_y = 295 - y;
#endif
epd_write_reg(0x4E); // set RAM x address count to 0;
epd_write_data(_x);
epd_write_reg(0x4F); // set RAM y address count to 0x127;
epd_write_data(_y & 0xff);
epd_write_data(_y >> 8 & 0x01);
}
void epd_writedata(uint8_t *Image1, uint32_t length)
{
epd_cs_reset();
for (uint32_t j = 0; j < length; j++)
{
_epd_write_data(Image1[j]);
}
_epd_write_data_over();
epd_cs_set();
}
void epd_display(uint8_t *Image1, uint8_t *Image2)
{
uint32_t Width, Height, i, j;
uint32_t k = 0;
Width = EPD_H;
Height = EPD_W_BUFF_SIZE;
epd_setpos(0, 0);
epd_write_reg(0x24);
epd_writedata(Image1, Width * Height);
epd_setpos(0, 0);
epd_write_reg(0x26);
k = 0;
epd_cs_reset();
for (j = 0; j < Height; j++)
{
for (i = 0; i < Width; i++)
{
_epd_write_data(~Image2[k]);
k++;
}
}
_epd_write_data_over();
epd_cs_set();
epd_update();
}
void epd_displayBW(uint8_t *Image)
{
uint32_t Width, Height;
Width = EPD_H;
Height = EPD_W_BUFF_SIZE;
epd_setpos(0, 0);
epd_write_reg(0x26);
epd_writedata(Image, Width * Height);
epd_setpos(0, 0);
epd_write_reg(0x24);
epd_writedata(Image, Width * Height);
epd_update();
}
void epd_displayBW_partial(uint8_t *Image)
{
uint32_t Width, Height;
Width = EPD_H;
Height = EPD_W_BUFF_SIZE;
epd_setpos(0, 0);
epd_write_reg(0x24);
epd_writedata(Image, Width * Height);
epd_update_partial();
epd_setpos(0, 0);
epd_write_reg(0x26);
epd_writedata(Image, Width * Height);
}
void epd_displayRED(uint8_t *Image)
{
uint32_t Width, Height;
Width = EPD_H;
Height = EPD_W_BUFF_SIZE;
epd_setpos(0, 0);
epd_write_reg(0x26);
epd_writedata(Image, Width * Height);
epd_update();
}
void epd_paint_newimage(uint8_t *image, uint16_t Width, uint16_t Height, uint16_t Rotate, uint16_t Color)
{
EPD_Paint.Image = 0x00;
EPD_Paint.Image = image;
EPD_Paint.WidthMemory = Width;
EPD_Paint.HeightMemory = Height;
EPD_Paint.Color = Color;
EPD_Paint.WidthByte = (Width % 8 == 0) ? (Width / 8) : (Width / 8 + 1);
EPD_Paint.HeightByte = Height;
EPD_Paint.Rotate = Rotate;
if (Rotate == EPD_ROTATE_0 || Rotate == EPD_ROTATE_180)
{
EPD_Paint.Width = Height;
EPD_Paint.Height = Width;
}
else
{
EPD_Paint.Width = Width;
EPD_Paint.Height = Height;
}
}
void epd_paint_setpixel(uint16_t Xpoint, uint16_t Ypoint, uint16_t Color)
{
uint16_t X, Y;
uint32_t Addr;
uint8_t Rdata;
switch (EPD_Paint.Rotate)
{
case 0:
X = EPD_Paint.WidthMemory - Ypoint - 1;
Y = Xpoint;
break;
case 90:
X = EPD_Paint.WidthMemory - Xpoint - 1;
Y = EPD_Paint.HeightMemory - Ypoint - 1;
break;
case 180:
X = Ypoint;
Y = EPD_Paint.HeightMemory - Xpoint - 1;
break;
case 270:
X = Xpoint;
Y = Ypoint;
break;
default:
return;
}
Addr = X / 8 + Y * EPD_Paint.WidthByte;
Rdata = EPD_Paint.Image[Addr];
if (Color == EPD_COLOR_BLACK)
{
EPD_Paint.Image[Addr] = Rdata & ~(0x80 >> (X % 8));
}
else
EPD_Paint.Image[Addr] = Rdata | (0x80 >> (X % 8));
}
void epd_paint_clear(uint16_t color)
{
uint16_t X, Y;
uint32_t Addr;
for (Y = 0; Y < EPD_Paint.HeightByte; Y++)
{
for (X = 0; X < EPD_Paint.WidthByte; X++)
{ // 8 pixel = 1 byte
Addr = X + Y * EPD_Paint.WidthByte;
EPD_Paint.Image[Addr] = color;
}
}
}
void epd_paint_selectimage(uint8_t *image)
{
EPD_Paint.Image = image;
}
void epd_paint_drawPoint(uint16_t Xpoint, uint16_t Ypoint, uint16_t Color)
{
epd_paint_setpixel(Xpoint - 1, Ypoint - 1, Color);
}
void epd_paint_drawLine(uint16_t Xstart, uint16_t Ystart, uint16_t Xend, uint16_t Yend, uint16_t Color)
{
uint16_t Xpoint, Ypoint;
int32_t dx, dy;
int32_t XAddway, YAddway;
int32_t Esp;
char Dotted_Len;
Xpoint = Xstart;
Ypoint = Ystart;
dx = (int)Xend - (int)Xstart >= 0 ? Xend - Xstart : Xstart - Xend;
dy = (int)Yend - (int)Ystart <= 0 ? Yend - Ystart : Ystart - Yend;
XAddway = Xstart < Xend ? 1 : -1;
YAddway = Ystart < Yend ? 1 : -1;
Esp = dx + dy;
Dotted_Len = 0;
for (;;)
{
Dotted_Len++;
epd_paint_drawPoint(Xpoint, Ypoint, Color);
if (2 * Esp >= dy)
{
if (Xpoint == Xend)
break;
Esp += dy;
Xpoint += XAddway;
}
if (2 * Esp <= dx)
{
if (Ypoint == Yend)
break;
Esp += dx;
Ypoint += YAddway;
}
}
}
void epd_paint_drawRectangle(uint16_t Xstart, uint16_t Ystart, uint16_t Xend, uint16_t Yend, uint16_t Color, uint8_t mode)
{
uint16_t i;
if (mode)
{
for (i = Ystart; i < Yend; i++)
{
epd_paint_drawLine(Xstart, i, Xend, i, Color);
}
}
else
{
epd_paint_drawLine(Xstart, Ystart, Xend, Ystart, Color);
epd_paint_drawLine(Xstart, Ystart, Xstart, Yend, Color);
epd_paint_drawLine(Xend, Yend, Xend, Ystart, Color);
epd_paint_drawLine(Xend, Yend, Xstart, Yend, Color);
}
}
void epd_paint_drawCircle(uint16_t X_Center, uint16_t Y_Center, uint16_t Radius, uint16_t Color, uint8_t mode)
{
uint16_t Esp, sCountY;
uint16_t XCurrent, YCurrent;
XCurrent = 0;
YCurrent = Radius;
Esp = 3 - (Radius << 1);
if (mode)
{
while (XCurrent <= YCurrent)
{ // Realistic circles
for (sCountY = XCurrent; sCountY <= YCurrent; sCountY++)
{
epd_paint_drawPoint(X_Center + XCurrent, Y_Center + sCountY, Color); // 1
epd_paint_drawPoint(X_Center - XCurrent, Y_Center + sCountY, Color); // 2
epd_paint_drawPoint(X_Center - sCountY, Y_Center + XCurrent, Color); // 3
epd_paint_drawPoint(X_Center - sCountY, Y_Center - XCurrent, Color); // 4
epd_paint_drawPoint(X_Center - XCurrent, Y_Center - sCountY, Color); // 5
epd_paint_drawPoint(X_Center + XCurrent, Y_Center - sCountY, Color); // 6
epd_paint_drawPoint(X_Center + sCountY, Y_Center - XCurrent, Color); // 7
epd_paint_drawPoint(X_Center + sCountY, Y_Center + XCurrent, Color);
}
if ((int)Esp < 0)
Esp += 4 * XCurrent + 6;
else
{
Esp += 10 + 4 * (XCurrent - YCurrent);
YCurrent--;
}
XCurrent++;
}
}
else
{ // Draw a hollow circle
while (XCurrent <= YCurrent)
{
epd_paint_drawPoint(X_Center + XCurrent, Y_Center + YCurrent, Color); // 1
epd_paint_drawPoint(X_Center - XCurrent, Y_Center + YCurrent, Color); // 2
epd_paint_drawPoint(X_Center - YCurrent, Y_Center + XCurrent, Color); // 3
epd_paint_drawPoint(X_Center - YCurrent, Y_Center - XCurrent, Color); // 4
epd_paint_drawPoint(X_Center - XCurrent, Y_Center - YCurrent, Color); // 5
epd_paint_drawPoint(X_Center + XCurrent, Y_Center - YCurrent, Color); // 6
epd_paint_drawPoint(X_Center + YCurrent, Y_Center - XCurrent, Color); // 7
epd_paint_drawPoint(X_Center + YCurrent, Y_Center + XCurrent, Color); // 0
if ((int)Esp < 0)
Esp += 4 * XCurrent + 6;
else
{
Esp += 10 + 4 * (XCurrent - YCurrent);
YCurrent--;
}
XCurrent++;
}
}
}
void epd_paint_showChar(uint16_t x, uint16_t y, uint16_t chr, uint16_t size1, uint16_t color)
{
uint16_t i, m, temp, size2, chr1;
uint16_t x0, y0;
x += 1, y += 1, x0 = x, y0 = y;
if (x - size1 > EPD_H)
return;
if (size1 == 8)
size2 = 6;
else
size2 = (size1 / 8 + ((size1 % 8) ? 1 : 0)) * (size1 / 2);
chr1 = chr - ' ';
for (i = 0; i < size2; i++)
{
if (size1 == 8)
{
temp = asc2_0806[chr1][i];
} // 0806
else if (size1 == 12)
{
temp = asc2_1206[chr1][i];
} // 1206
else if (size1 == 16)
{
temp = asc2_1608[chr1][i];
} // 1608
else if (size1 == 24)
{
temp = asc2_2412[chr1][i];
} // 2412
else
return;
for (m = 0; m < 8; m++)
{
if (temp & 0x01)
epd_paint_drawPoint(x, y, color);
else
epd_paint_drawPoint(x, y, !color);
temp >>= 1;
y++;
}
x++;
if ((size1 != 8) && ((x - x0) == size1 / 2))
{
x = x0;
y0 = y0 + 8;
}
y = y0;
}
}
void epd_paint_showString(uint16_t x, uint16_t y, uint8_t *chr, uint16_t size1, uint16_t color)
{
while (*chr != '\0')
{
epd_paint_showChar(x, y, *chr, size1, color);
chr++;
if (size1 == 8)
{
x += 6;
if(x > EPD_H-6)
break;
}
else
{
x += size1 / 2;
if(x > EPD_H-size1 / 2)
break;
}
}
}
// m^n
static uint32_t _Pow(uint16_t m, uint16_t n)
{
uint32_t result = 1;
while (n--)
{
result *= m;
}
return result;
}
void epd_paint_showNum(uint16_t x, uint16_t y, uint32_t num, uint16_t len, uint16_t size1, uint16_t color)
{
uint8_t t, temp, m = 0;
if (size1 == 8)
m = 2;
for (t = 0; t < len; t++)
{
temp = (num / _Pow(10, len - t - 1)) % 10;
if (temp == 0)
{
epd_paint_showChar(x + (size1 / 2 + m) * t, y, '0', size1, color);
}
else
{
epd_paint_showChar(x + (size1 / 2 + m) * t, y, temp + '0', size1, color);
}
}
}
void epd_paint_showChinese(uint16_t x, uint16_t y, uint16_t num, uint16_t size1, uint16_t color)
{
uint16_t m, temp;
uint16_t x0, y0;
uint16_t i, size3 = (size1 / 8 + ((size1 % 8) ? 1 : 0)) * size1;
x += 1, y += 1, x0 = x, y0 = y;
for (i = 0; i < size3; i++)
{
if (size1 == 16)
{
temp = Hzk1[num][i];
} // 16*16
else if (size1 == 24)
{
temp = Hzk2[num][i];
} // 24*24
else if (size1 == 32)
{
temp = Hzk3[num][i];
} // 32*32
else if (size1 == 64)
{
temp = Hzk4[num][i];
} // 64*64
else
return;
for (m = 0; m < 8; m++)
{
if (temp & 0x01)
epd_paint_drawPoint(x, y, color);
else
epd_paint_drawPoint(x, y, !color);
temp >>= 1;
y++;
}
x++;
if ((x - x0) == size1)
{
x = x0;
y0 = y0 + 8;
}
y = y0;
}
}
void epd_paint_showPicture(uint16_t x, uint16_t y, uint16_t sizex, uint16_t sizey, const uint8_t BMP[], uint16_t Color)
{
uint16_t j = 0;
uint16_t i, n = 0, temp = 0, m = 0;
uint16_t x0 = 0, y0 = 0;
x += 1, y += 1, x0 = x, y0 = y;
sizey = sizey / 8 + ((sizey % 8) ? 1 : 0);
for (n = 0; n < sizey; n++)
{
for (i = 0; i < sizex; i++)
{
temp = BMP[j];
j++;
for (m = 0; m < 8; m++)
{
if (temp & 0x01)
epd_paint_drawPoint(x, y, !Color);
else
epd_paint_drawPoint(x, y, Color);
temp >>= 1;
y++;
}
x++;
if ((x - x0) == sizex)
{
x = x0;
y0 = y0 + 8;
}
y = y0;
}
}
}
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