From be55907da3658170e9f7af751dfe42275c7e797b Mon Sep 17 00:00:00 2001 From: patacongo Date: Tue, 1 Jan 2013 14:55:01 +0000 Subject: Updates from Darcy Gong for UG-2864SWEG01 OLED git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5469 42af7a65-404d-4744-a932-0658087f49c3 --- nuttx/drivers/lcd/ug-2864hsweg01.c | 73 +++++++++++++++++++++++++++++--------- 1 file changed, 57 insertions(+), 16 deletions(-) (limited to 'nuttx/drivers/lcd/ug-2864hsweg01.c') diff --git a/nuttx/drivers/lcd/ug-2864hsweg01.c b/nuttx/drivers/lcd/ug-2864hsweg01.c index 9f9f99906..02a59b104 100644 --- a/nuttx/drivers/lcd/ug-2864hsweg01.c +++ b/nuttx/drivers/lcd/ug-2864hsweg01.c @@ -434,7 +434,7 @@ static inline void ug2864hsweg01_configspi(FAR struct spi_dev_s *spi) SPI_SETMODE(spi, CONFIG_UG2864HSWEG01_SPIMODE); SPI_SETBITS(spi, 8); - SPI_SETFREQUENCY(spi, CONFIG_UG2864HSWEG01_FREQUENCY) + SPI_SETFREQUENCY(spi, CONFIG_UG2864HSWEG01_FREQUENCY); } #endif @@ -1041,7 +1041,7 @@ FAR struct lcd_dev_s *ug2864hsweg01_initialize(FAR struct spi_dev_s *spi, unsign /* Configure the SPI */ - ug2864hsweg01_configspi(spi) + ug2864hsweg01_configspi(spi); /* Lock and select device */ @@ -1052,40 +1052,81 @@ FAR struct lcd_dev_s *ug2864hsweg01_initialize(FAR struct spi_dev_s *spi, unsign SPI_CMDDATA(spi, SPIDEV_DISPLAY, true); + /* Configure OLED SPI or I/O, must be delayed 1-10ms */ + + up_mdelay(5); + /* Configure the device */ +//#define OLED_WriteCmd(v) SPI_SEND(spi,v) +// +// /* Module manufacturers to provide initialization code 模块厂家提供初始化代码 */ +// +// OLED_WriteCmd(0xAE); /* 关闭OLED面板显示(休眠) */ +// OLED_WriteCmd(0x00); /* 设置列地址低4bit */ +// OLED_WriteCmd(0x10); /* 设置列地址高4bit */ +// OLED_WriteCmd(0x40); /* 设置起始行地址（低5bit 0-63）， 硬件相关*/ +// +// OLED_WriteCmd(0x81); /* 设置对比度命令(双字节命令），第1个字节是命令，第2个字节是对比度参数0-255 */ +// OLED_WriteCmd(0xCF); /* 设置对比度参数 */ +// +// OLED_WriteCmd(0xA1); /* A0 ：列地址0映射到SEG0; A1 ：列地址127映射到SEG0 */ +// OLED_WriteCmd(0xA6); /* A6 : 设置正常显示模式; A7 : 设置为反显模式 */ +// +// OLED_WriteCmd(0xA8); /* 设置COM路数 */ +// OLED_WriteCmd(0x3F); /* 1 ->（63+1）路 */ +// +// OLED_WriteCmd(0xD3); /* 设置显示偏移（双字节命令）*/ +// OLED_WriteCmd(0x00); /* 无偏移 */ +// +// OLED_WriteCmd(0xD5); /* 设置显示时钟分频系数/振荡频率 */ +// OLED_WriteCmd(0x80); /* 设置分频系数,高4bit是分频系数，低4bit是振荡频率 */ +// +// OLED_WriteCmd(0xD9); /* 设置预充电周期 */ +// OLED_WriteCmd(0xF1); /* [3:0],PHASE 1; [7:4],PHASE 2; */ +// +// OLED_WriteCmd(0xDA); /* 设置COM脚硬件接线方式 */ +// OLED_WriteCmd(0x12); +// +// OLED_WriteCmd(0xDB); /* 设置 vcomh 电压倍率 */ +// OLED_WriteCmd(0x40); /* [6:4] 000 = 0.65 x VCC; 0.77 x VCC (RESET); 0.83 x VCC */ +// +// OLED_WriteCmd(0x8D); /* 设置充电泵（和下个命令结合使用） */ +// OLED_WriteCmd(0x14); /* 0x14 使能充电泵， 0x10 是关闭 */ +// OLED_WriteCmd(0xAF); /* 打开OLED面板 */ + SPI_SEND(spi, SSD1306_DISPOFF); /* Display off 0xAE*/ SPI_SEND(spi, SSD1306_SETCOLL(0)); /* Set lower column address 0x00 */ SPI_SEND(spi, SSD1306_SETCOLH(0)); /* Set higher column address 0x10 */ SPI_SEND(spi, SSD1306_STARTLINE(0)); /* Set display start line 0x40*/ - SPI_SEND(spi, SSD1306_PAGEADDR(0)); /* Set page address [可忽略] */ + /* SPI_SEND(spi, SSD1306_PAGEADDR(0));*//* Set page address (Can ignore)*/ SPI_SEND(spi, SSD1306_CONTRAST_MODE); /* Contrast control 0x81*/ SPI_SEND(spi ,SSD1306_CONTRAST(UG2864HSWEG01_CONTRAST)); /* Default contrast 0xCF */ SPI_SEND(spi, SSD1306_REMAPPLEFT); /* Set segment remap left 95 to 0 | 0xA1*/ - SPI_SEND(spi, SSD1306_EDISPOFF); /* Normal display :off 0xA4 [多出的一行] */ + /* SPI_SEND(spi, SSD1306_EDISPOFF); */ /* Normal display :off 0xA4 (Can ignore)*/ SPI_SEND(spi, SSD1306_NORMAL); /* Normal (un-reversed) display mode 0xA6 */ SPI_SEND(spi, SSD1306_MRATIO_MODE); /* Multiplex ratio 0xA8*/ SPI_SEND(spi, SSD1306_MRATIO(0x3f)); /* Duty = 1/64 */ - SPI_SEND(spi, SSD1306_SCANTOCOM0); /* Com scan direction: Scan from COM[n-1] to COM[0] [可忽略] */ + /* SPI_SEND(spi, SSD1306_SCANTOCOM0);*/ /* Com scan direction: Scan from COM[n-1] to COM[0] (Can ignore)*/ SPI_SEND(spi, SSD1306_DISPOFFS_MODE); /* Set display offset 0xD3 */ SPI_SEND(spi, SSD1306_DISPOFFS(0)); SPI_SEND(spi, SSD1306_CLKDIV_SET); /* Set clock divider 0xD5*/ - SPI_SEND(spi, SSD1306_CLKDIV(8,0)); /* 0x80 ? 检查 默认0,0*/ - + SPI_SEND(spi, SSD1306_CLKDIV(8,0)); /* 0x80*/ + SPI_SEND(spi, SSD1306_CHRGPER_SET); /* ++Set pre-charge period 0xD9*/ - SPI_SEND(spi, SSD1306_CHRGPER(0x0f,1)); /* 0xf1 or 0x22（增强模式？） */ - + SPI_SEND(spi, SSD1306_CHRGPER(0x0f,1)); /* 0xf1 or 0x22（Enhanced mode?） */ + SPI_SEND(spi, SSD1306_CMNPAD_CONFIG); /* Set common pads / set com pins hardware configuration 0xDA*/ - SPI_SEND(spi, SSD1306_CMNPAD(0x12)); /* 0x12 ? 检查 默认 0x10 */ - - SPI_SEND(spi, SSD1306_VCOM_SET); /* set vcomh 0xDB*/ + SPI_SEND(spi, SSD1306_CMNPAD(0x12)); /* 0x12 */ + + SPI_SEND(spi, SSD1306_VCOM_SET); /* set vcomh 0xDB*/ SPI_SEND(spi, SSD1306_VCOM(0x40)); - SPI_SEND(spi, SSD1306_CHRPUMP_SET); /* ++Set Charge Pump enable/disable 0x8D 增加的*/ - SPI_SEND(spi, SSD1306_CHRPUMP_ON); /* 0x14 */ + SPI_SEND(spi, SSD1306_CHRPUMP_SET); /* ++Set Charge Pump enable/disable 0x8D ssd1306*/ + SPI_SEND(spi, SSD1306_CHRPUMP_ON); /* 0x14 close 0x10 */ - //SPI_SEND(spi, SSD1306_DCDC_MODE); /* DC/DC control mode: on */ - //SPI_SEND(spi, SSD1306_DCDC_ON); + /*SPI_SEND(spi, SSD1306_DCDC_MODE); */ /* DC/DC control mode: on (SSD1306 Not supported) */ + /*SPI_SEND(spi, SSD1306_DCDC_ON); */ SPI_SEND(spi, SSD1306_DISPON); /* display ON 0xAF */ -- cgit v1.2.3