--- /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);
+}
+
+