diff -r 000000000000 -r 88d965579617 components/u8g2/csrc/u8x8_d_ld7032_60x32.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/components/u8g2/csrc/u8x8_d_ld7032_60x32.c Tue Oct 08 12:00:31 2019 +0200 @@ -0,0 +1,243 @@ +/* + + u8x8_d_ld7032_60x32.c + Note: Flip Mode is NOT supported + + Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/) + + Copyright (c) 2016, 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 "u8x8.h" + + +/* testboard U8GLIB_LD7032_60x32 u8g(11, 12, 9, 10, 8); // SPI Com: SCK = 11, MOSI = 12, CS = 9, A0 = 10, RST = 8 (SW SPI Nano Board) */ +/* http://www.seeedstudio.com/document/pdf/0.5OLED%20SPEC.pdf */ +#ifdef OBSOLETE +static const uint8_t u8x8_d_ld7032_60x32_init_seq_old[] = { + + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + + //U8X8_CA(0x002, 0x001), /* Dot Matrix Display ON */ + U8X8_CA(0x014, 0x000), /* Stand-by OFF */ + U8X8_CA(0x01a, 0x004), /* Dot Matrix Frame Rate, special value for this OLED from manual*/ + U8X8_CA(0x01d, 0x000), /* Graphics Memory Writing Direction: reset default (right down, horizontal) */ + U8X8_CA(0x009, 0x000), /* Display Direction: reset default (x,y: min --> max) */ + U8X8_CAA(0x030, 0x000, 0x03b), /* Display Size X, Column Start - End*/ + U8X8_CAA(0x032, 0x000, 0x01f), /* Display Size Y, Row Start - End*/ + U8X8_CA(0x010, 0x000), /* Peak Pulse Width Set: 0 SCLK */ + U8X8_CA(0x016, 0x000), /* Peak Pulse Delay Set: 0 SCLK */ + U8X8_CA(0x012, 0x040), /* Dot Matrix Current Level Set: 0x050 * 1 uA = 80 uA */ + U8X8_CA(0x018, 0x003), /* Pre-Charge Pulse Width: 3 SCLK */ + U8X8_CA(0x044, 0x002), /* Pre-Charge Mode: Every Time */ + U8X8_CA(0x048, 0x003), /* Row overlap timing: Pre-Charge + Peak Delay + Peak boot Timing */ + U8X8_CA(0x03f, 0x011), /* VCC_R_SEL: ??? */ + U8X8_CA(0x03d, 0x000), /* VSS selection: 2.8V */ + //U8X8_CA(0x002, 0x001), /* Dot Matrix Display ON */ + + + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; +#endif + +/* new sequence https://github.com/olikraus/u8g2/issues/865 */ +static const uint8_t u8x8_d_ld7032_60x32_init_seq[] = { + + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + + U8X8_CA(0x02, 0x00), /* Dot Matrix Display OFF */ + U8X8_CA(0x14, 0x00), /* Stand-by OFF, OSCA Start */ + U8X8_CA(0x1a, 0x04), /* Dot Matrix Frame Rate, special value for this OLED from manual 4 => 120Hz*/ + U8X8_CA(0x1d, 0x00), /* Graphics Memory Writing Direction: reset default (right down, horizontal) */ + U8X8_CA(0x09, 0x00), /* Display Direction: reset default (x,y: min --> max) */ + U8X8_CAA(0x30, 0x00, 0x3B), /* Display Size X, Column Start - End 0-0x3b(59)*/ + U8X8_CAA(0x32, 0x00, 0x1F), /* Display Size Y, Row Start - End 0-0x1f(31)*/ + U8X8_CA(0x34, 0x00), /* Data Reading/Writing Box X start */ + U8X8_CA(0x35, 0x07), /* Data Reading/Writing Box X end */ + U8X8_CA(0x36, 0x00), /* Data Reading/Writing Box Y start */ + U8X8_CA(0x37, 0x1F), /* Data Reading/Writing Box Y end */ + U8X8_CA(0x38, 0x00), /* Display Start Address X */ + U8X8_CA(0x39, 0x00), /* Display Start Address Y */ + U8X8_CA(0x10, 0x00), /* Peak Pulse Width Set: 0 SCLK */ + U8X8_CA(0x16, 0x00), /* Peak Pulse Delay Set: 0 SCLK */ + U8X8_CA(0x12, 0x40), /* 0x32, 0x50 or 0x40 Dot Matrix Current Level Set: 0x050 * 1 uA = 80 uA */ + U8X8_CA(0x18, 0x03), /* Pre-Charge Pulse Width: 3 SCLK */ + U8X8_CA(0x44, 0x02), /* Pre-Charge Mode: Every Time */ + U8X8_CA(0x48, 0x03), /* Row overlap timing: Pre-Charge + Peak Delay + Peak boot Timing */ + U8X8_CA(0x17, 0x00), /* Row Scan */ + U8X8_CA(0x13, 0x00), /* Row Scan Sequence Setting */ + U8X8_CA(0x1C, 0x00), /* Data Reverse */ + U8X8_CA(0x3f, 0x11), /* VCC_R_SEL: Internal Regulator enabled(D4=1) and VCC_R=VCC_C*0.7(D0=1) */ + U8X8_CA(0x3d, 0x00), /* VSS selection: 2.8V */ + + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_ld7032_60x32_powersave0_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + U8X8_CA(0x002, 0x001), /* Dot Matrix Display ON */ + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_ld7032_60x32_powersave1_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + U8X8_CA(0x002, 0x000), /* Dot Matrix Display ON */ + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_ld7032_60x32_flip0_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + U8X8_CA(0x009, 0x000), /* Display Direction: reset default (x,y: min --> max) */ + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_ld7032_60x32_flip1_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + //U8X8_CA(0x009, 0x002), /* Display Direction: reset default (x,y: min --> max) */ + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + + +static uint8_t u8x8_d_ld7032_generic(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) +{ + uint8_t x, c; + uint8_t *ptr; + switch(msg) + { + /* handled by the calling function + case U8X8_MSG_DISPLAY_SETUP_MEMORY: + u8x8_d_helper_display_setup_memory(u8x8, &u8x8_ld7032_60x32_display_info); + break; + */ + case U8X8_MSG_DISPLAY_INIT: + u8x8_d_helper_display_init(u8x8); + u8x8_cad_SendSequence(u8x8, u8x8_d_ld7032_60x32_init_seq); + break; + case U8X8_MSG_DISPLAY_SET_POWER_SAVE: + if ( arg_int == 0 ) + u8x8_cad_SendSequence(u8x8, u8x8_d_ld7032_60x32_powersave0_seq); + else + u8x8_cad_SendSequence(u8x8, u8x8_d_ld7032_60x32_powersave1_seq); + break; + case U8X8_MSG_DISPLAY_SET_FLIP_MODE: + if ( arg_int == 0 ) + { + u8x8_cad_SendSequence(u8x8, u8x8_d_ld7032_60x32_flip0_seq); + u8x8->x_offset = u8x8->display_info->default_x_offset; + } + else + { + u8x8_cad_SendSequence(u8x8, u8x8_d_ld7032_60x32_flip1_seq); + u8x8->x_offset = u8x8->display_info->flipmode_x_offset; + } + break; +#ifdef U8X8_WITH_SET_CONTRAST + case U8X8_MSG_DISPLAY_SET_CONTRAST: + u8x8_cad_StartTransfer(u8x8); + u8x8_cad_SendCmd(u8x8, 0x012 ); + if ( arg_int > 0x07f ) /* default is 0x040, limit to 0x07f to be on the safe side (hopefully) */ + arg_int= 0x07f; + u8x8_cad_SendArg(u8x8, arg_int ); /* values from 0x00 to 0x0ff are allowed, bit will all values be safe??? */ + u8x8_cad_EndTransfer(u8x8); + break; +#endif + case U8X8_MSG_DISPLAY_DRAW_TILE: + u8x8_cad_StartTransfer(u8x8); + x = ((u8x8_tile_t *)arg_ptr)->x_pos; + x += u8x8->x_offset/8; + u8x8_cad_SendCmd(u8x8, 0x034 ); + u8x8_cad_SendArg(u8x8, x ); + u8x8_cad_SendCmd(u8x8, 0x035 ); + u8x8_cad_SendArg(u8x8, 0x007 ); + u8x8_cad_SendCmd(u8x8, 0x036 ); + u8x8_cad_SendArg(u8x8, (((u8x8_tile_t *)arg_ptr)->y_pos)*8 ); + u8x8_cad_SendCmd(u8x8, 0x037 ); + u8x8_cad_SendArg(u8x8, 0x01f ); + u8x8_cad_SendCmd(u8x8, 0x008 ); + + + do + { + c = ((u8x8_tile_t *)arg_ptr)->cnt; + ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr; + u8x8_cad_SendData(u8x8, c*8, ptr); /* note: SendData can not handle more than 255 bytes */ + arg_int--; + } while( arg_int > 0 ); + + u8x8_cad_EndTransfer(u8x8); + break; + default: + return 0; + } + return 1; +} + + +static const u8x8_display_info_t u8x8_ld7032_60x32_display_info = +{ + /* chip_enable_level = */ 0, + /* chip_disable_level = */ 1, + + /* post_chip_enable_wait_ns = */ 15, + /* pre_chip_disable_wait_ns = */ 20, + /* reset_pulse_width_ms = */ 100, + /* post_reset_wait_ms = */ 100, + /* sda_setup_time_ns = */ 30, /* 20ns, but cycle time is 60ns, so use 60/2 */ + /* sck_pulse_width_ns = */ 30, /* 20ns, but cycle time is 60ns, so use 60/2 */ + /* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */ + /* spi_mode = */ 0, /* active high, rising edge */ + /* i2c_bus_clock_100kHz = */ 4, + /* data_setup_time_ns = */ 20, + /* write_pulse_width_ns = */ 40, + /* tile_width = */ 8, + /* tile_hight = */ 4, + /* default_x_offset = */ 0, + /* flipmode_x_offset = */ 0, + /* pixel_width = */ 60, + /* pixel_height = */ 32 +}; + +uint8_t u8x8_d_ld7032_60x32(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) +{ + if ( msg == U8X8_MSG_DISPLAY_SETUP_MEMORY ) + { + u8x8_d_helper_display_setup_memory(u8x8, &u8x8_ld7032_60x32_display_info); + return 1; + } + return u8x8_d_ld7032_generic(u8x8, msg, arg_int, arg_ptr); +} + +