diff --git a/Libraries/u8glib/u8g_dev_st7565_dogm132.c b/Libraries/u8glib/u8g_dev_st7565_dogm132.c new file mode 100644 --- /dev/null +++ b/Libraries/u8glib/u8g_dev_st7565_dogm132.c @@ -0,0 +1,157 @@ +/* + + u8g_dev_st7565_dogm132.c + + Universal 8bit Graphics Library + + Copyright (c) 2011, 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 "u8g.h" + +#define WIDTH 132 +#define HEIGHT 32 +#define PAGE_HEIGHT 8 + +static const uint8_t u8g_dev_st7565_dogm132_init_seq[] PROGMEM = { + U8G_ESC_CS(0), /* disable chip */ + U8G_ESC_ADR(0), /* instruction mode */ + U8G_ESC_RST(1), /* do reset low pulse with (1*16)+2 milliseconds */ + U8G_ESC_CS(1), /* enable chip */ + + 0x040, /* set display start line to 0 */ + 0x0a1, /* ADC set to reverse */ + 0x0c0, /* common output mode */ + 0x0a6, /* display normal, bit val 0: LCD pixel off. */ + 0x0a2, /* LCD bias 1/9 */ + 0x02f, /* all power control circuits on */ + 0x0f8, /* set booster ratio to */ + 0x000, /* 4x */ + 0x023, /* set V0 voltage resistor ratio to large */ + 0x081, /* set contrast */ + 0x01f, /* contrast value, EA default: 0x01f */ + 0x0ac, /* indicator */ + 0x000, /* disable */ + 0x0af, /* display on */ + +#ifdef OBSOLETE_DOGM128 + 0x040, /* set display start line */ + 0x0c8, /* set scan direction inverse operation */ + 0x0a2, /* LCD bias 1/9 */ + 0x02f, /* all power control circuits on */ + 0x0f8, /* set booster ratio to */ + 0x000, /* 4x */ + 0x027, /* set V0 voltage resistor ratio to large */ + 0x081, /* set contrast */ + 0x018, /* contrast value, EA default: 0x016 */ + 0x0ac, /* indicator */ + 0x000, /* disable */ + 0x0af, /* display on */ +#endif + + + U8G_ESC_DLY(100), /* delay 100 ms */ + 0x0a5, /* display all points, ST7565 */ + U8G_ESC_DLY(100), /* delay 100 ms */ + U8G_ESC_DLY(100), /* delay 100 ms */ + 0x0a4, /* normal display */ + U8G_ESC_CS(0), /* disable chip */ + U8G_ESC_END /* end of sequence */ +}; + +static const uint8_t u8g_dev_st7565_dogm132_data_start[] PROGMEM = { + U8G_ESC_ADR(0), /* instruction mode */ + U8G_ESC_CS(1), /* enable chip */ + 0x010, /* set upper 4 bit of the col adr to 0 */ + 0x000, /* set lower 4 bit of the col adr to 0 */ + U8G_ESC_END /* end of sequence */ +}; + +static const uint8_t u8g_dev_st7565_dogm132_sleep_on[] PROGMEM = { + U8G_ESC_ADR(0), /* instruction mode */ + U8G_ESC_CS(1), /* enable chip */ + 0x0ac, /* static indicator off */ + 0x000, /* indicator register set (not sure if this is required) */ + 0x0ae, /* display off */ + 0x0a5, /* all points on */ + U8G_ESC_CS(1), /* disable chip */ + U8G_ESC_END /* end of sequence */ +}; + +static const uint8_t u8g_dev_st7565_dogm132_sleep_off[] PROGMEM = { + U8G_ESC_ADR(0), /* instruction mode */ + U8G_ESC_CS(1), /* enable chip */ + 0x0a4, /* all points off */ + 0x0af, /* display on */ + U8G_ESC_DLY(50), /* delay 50 ms */ + U8G_ESC_CS(1), /* disable chip */ + U8G_ESC_END /* end of sequence */ +}; + +uint8_t u8g_dev_st7565_dogm132_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg) +{ + switch(msg) + { + case U8G_DEV_MSG_INIT: + u8g_InitCom(u8g, dev, U8G_SPI_CLK_CYCLE_400NS); + u8g_WriteEscSeqP(u8g, dev, u8g_dev_st7565_dogm132_init_seq); + break; + case U8G_DEV_MSG_STOP: + break; + case U8G_DEV_MSG_PAGE_NEXT: + { + u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem); + u8g_WriteEscSeqP(u8g, dev, u8g_dev_st7565_dogm132_data_start); + u8g_WriteByte(u8g, dev, 0x0b0 | pb->p.page); /* select current page (ST7565R) */ + u8g_SetAddress(u8g, dev, 1); /* data mode */ + if ( u8g_pb_WriteBuffer(pb, u8g, dev) == 0 ) + return 0; + u8g_SetChipSelect(u8g, dev, 0); + } + break; + case U8G_DEV_MSG_CONTRAST: + u8g_SetChipSelect(u8g, dev, 1); + u8g_SetAddress(u8g, dev, 0); /* instruction mode */ + u8g_WriteByte(u8g, dev, 0x081); + u8g_WriteByte(u8g, dev, (*(uint8_t *)arg) >> 2); + u8g_SetChipSelect(u8g, dev, 0); + return 1; + case U8G_DEV_MSG_SLEEP_ON: + u8g_WriteEscSeqP(u8g, dev, u8g_dev_st7565_dogm132_sleep_on); + return 1; + case U8G_DEV_MSG_SLEEP_OFF: + u8g_WriteEscSeqP(u8g, dev, u8g_dev_st7565_dogm132_sleep_off); + return 1; + } + return u8g_dev_pb8v1_base_fn(u8g, dev, msg, arg); +} + +U8G_PB_DEV(u8g_dev_st7565_dogm132_sw_spi, WIDTH, HEIGHT, PAGE_HEIGHT, u8g_dev_st7565_dogm132_fn, U8G_COM_SW_SPI); +U8G_PB_DEV(u8g_dev_st7565_dogm132_hw_spi, WIDTH, HEIGHT, PAGE_HEIGHT, u8g_dev_st7565_dogm132_fn, U8G_COM_HW_SPI);