C++ (Cpp) lcd_data_send Examples

Example #1

File: lcd.c Project: NemesisCorp/NemesisPublic

void drawChar8x12(uint8_t x, uint8_t y, char c) {
		uint8_t col = 0;
		uint8_t row = 0;
		uint8_t bit = 0x80;
		uint8_t oc = c - 0x20;
		setAddr(x, y, x + 7, y + 11);
		while (row < 12) {
			while (col < 8) {
				if (font_8x12[oc][row] & bit) {
					//foreground

					lcd_data_send(colorHighByte);
					lcd_data_send(colorLowByte);
				} else {
					//background

					lcd_data_send(bgColorHighByte);
					lcd_data_send(bgColorLowByte);
				}
				bit >>= 1;
				col++;
			}
			bit = 0x80;
			col = 0;
			row++;
		}

}

Example #2

File: lcd.c Project: NemesisCorp/NemesisPublic

void drawChar(uint8_t x, uint8_t y, char c) {
	uint8_t col = 0;
	uint8_t row = 0;
	uint8_t bit = 0x01;
	uint8_t oc = c - 0x20;
	setAddr(x, y, x + 4, y + 7); // if you want to fill column between chars, change x + 4 to x + 5

	while (row < 8) {
		while (col < 5) {
			if (font[oc][col] & bit) {
				//foreground
				lcd_data_send(colorHighByte);
				lcd_data_send(colorLowByte);
			} else {
				//background
				lcd_data_send(bgColorHighByte);
				lcd_data_send(bgColorLowByte);
			}
			col++;
		}
		// if you want to fill column between chars, writeData(bgColor) here
		col = 0;
		bit <<= 1;
		row++;
	}
}

Example #3

File: lcd.c Project: NemesisCorp/NemesisPublic

void setAddr(uint8_t xStart, uint8_t yStart, uint8_t xEnd, uint8_t yEnd) {

	lcd_command_send(ST7735_CASET);
	lcd_data_send(0x00);
	lcd_data_send(xStart);
	lcd_data_send(0x00);
	lcd_data_send(xEnd);

	lcd_command_send(ST7735_RASET);
	lcd_data_send(0x00);
	lcd_data_send(yStart);
	lcd_data_send(0x00);
	lcd_data_send(yEnd);

	lcd_command_send(ST7735_RAMWR);
}

Example #4

File: lcd.c Project: pjhgithub/PeterH

void setAddr(uint8_t xStart, uint8_t yStart, uint8_t xEnd, uint8_t yEnd) {

	lcd_command_send(ST7735_CASET);
	lcd_data_send(0x00); //High byte for address, not used since our screen is small
	lcd_data_send(xStart);
	lcd_data_send(0x00);
	lcd_data_send(xEnd);

	lcd_command_send(ST7735_RASET);
	lcd_data_send(0x00);
	lcd_data_send(yStart);
	lcd_data_send(0x00);
	lcd_data_send(yEnd);

	lcd_command_send(ST7735_RAMWR);
}

Example #5

File: lcd.c Project: pjhgithub/PeterH

void drawChar(uint8_t x, uint8_t y, char c) {
	uint8_t col = 0;
	uint8_t row = 0;
	uint8_t bit = 0x01;
	uint8_t oc = c - 0x20;
	setAddr(x, y, x + 4, y + 7);

	while (row < 8) {
		while (col < 5) {
			if (font[oc][col] & bit) {
				lcd_data_send(colorHighByte);
				lcd_data_send(colorLowByte);
			} else {
				lcd_data_send(bgColorHighByte);
				lcd_data_send(bgColorLowByte);
			}
			col++;
		}
		col = 0;
		bit <<= 1;
		row++;
	}
}

Example #6

File: lcd.c Project: NemesisCorp/NemesisPublic

void writeConfig(uint8_t command, uint8_t num_args, const uint8_t *args) {
	lcd_command_send(command); // Send Command first
	while (num_args--) {
		lcd_data_send(*args++); //Send data per arg
	}
}