--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/components/u8g2/csrc/u8x8_d_st7588.c Tue Oct 08 12:00:31 2019 +0200
@@ -0,0 +1,256 @@
+/*
+
+ u8x8_d_st7588.c
+
+ Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
+
+ Copyright (c) 2017, 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.
+
+ ST7588
+ - has 4 different I2C addresses
+ - I2C protocol is identical to SSD13xx
+
+*/
+
+
+#include "u8x8.h"
+
+/* function set, bit 2: power down, bit 3: MY, bit 4: MX, bit 5: must be 1 */
+#define FS (0x020)
+
+/* not a real power down for the ST7588... just a display off */
+static const uint8_t u8x8_d_st7588_128x64_powersave0_seq[] = {
+ U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
+ U8X8_C( FS | 0x00 ), /* select 00 commands */
+ //U8X8_C( 0x08 ), /* display off */
+ U8X8_C( 0x0c ), /* display on */
+ U8X8_END_TRANSFER(), /* disable chip */
+ U8X8_END() /* end of sequence */
+};
+
+static const uint8_t u8x8_d_st7588_128x64_powersave1_seq[] = {
+ U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
+ U8X8_C( FS | 0x00 ), /* select 00 commands */
+ U8X8_C( 0x08 ), /* display off */
+ //U8X8_C( 0x0c ), /* display on */
+ U8X8_END_TRANSFER(), /* disable chip */
+ U8X8_END() /* end of sequence */
+};
+
+
+
+
+static uint8_t u8x8_d_st7588_128x64_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_st7588_128x64_display_info);
+ break;
+ */
+ /* handled by the calling function
+ case U8X8_MSG_DISPLAY_INIT:
+ u8x8_d_helper_display_init(u8x8);
+ u8x8_cad_SendSequence(u8x8, u8x8_d_st7588_128x64_init_seq);
+ break;
+ */
+ case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
+ if ( arg_int == 0 )
+ u8x8_cad_SendSequence(u8x8, u8x8_d_st7588_128x64_powersave0_seq);
+ else
+ u8x8_cad_SendSequence(u8x8, u8x8_d_st7588_128x64_powersave1_seq);
+
+ /* restore orientation */
+ if ( u8x8->x_offset == 0 )
+ u8x8_cad_SendCmd(u8x8, FS ); /* select 00 commands */
+ else
+ u8x8_cad_SendCmd(u8x8, FS ^ 0x018 ); /* select 00 commands */
+
+ break;
+#ifdef U8X8_WITH_SET_CONTRAST
+ case U8X8_MSG_DISPLAY_SET_CONTRAST:
+
+ u8x8_cad_StartTransfer(u8x8);
+
+ u8x8_cad_SendCmd(u8x8, FS );
+ u8x8_cad_SendArg(u8x8, 4 | (arg_int>>7) );
+ u8x8_cad_SendCmd(u8x8, FS | 1);
+ u8x8_cad_SendArg(u8x8, 0x080 | arg_int );
+
+ /* restore orientation */
+ if ( u8x8->x_offset == 0 )
+ u8x8_cad_SendCmd(u8x8, FS ); /* select 00 commands */
+ else
+ u8x8_cad_SendCmd(u8x8, FS ^ 0x018 ); /* select 00 commands */
+ 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 *= 8;
+
+ x += u8x8->x_offset;
+
+ if ( u8x8->x_offset == 0 )
+ u8x8_cad_SendCmd(u8x8, FS ); /* select 00 commands */
+ else
+ u8x8_cad_SendCmd(u8x8, FS ^ 0x018 ); /* select 00 commands */
+
+ u8x8_cad_SendCmd(u8x8, 0x040 | (((u8x8_tile_t *)arg_ptr)->y_pos));
+ u8x8_cad_SendCmd(u8x8, 0x0e0 | ((x&15)));
+ u8x8_cad_SendCmd(u8x8, 0x0f0 | (x>>4) );
+
+
+ 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_st7588_128x64_display_info =
+{
+ /* chip_enable_level = */ 0,
+ /* chip_disable_level = */ 1,
+
+ /* post_chip_enable_wait_ns = */ 150,
+ /* pre_chip_disable_wait_ns = */ 30,
+ /* reset_pulse_width_ms = */ 5,
+ /* post_reset_wait_ms = */ 5, /**/
+ /* sda_setup_time_ns = */ 60, /* */
+ /* sck_pulse_width_ns = */ 60, /* */
+ /* 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, /* 400KHz */
+ /* data_setup_time_ns = */ 80,
+ /* write_pulse_width_ns = */ 50,
+ /* tile_width = */ 16,
+ /* tile_hight = */ 8,
+ /* default_x_offset = */ 0, /* must be 0, because this is checked also for normal mode */
+ /* flipmode_x_offset = */ 4,
+ /* pixel_width = */ 128,
+ /* pixel_height = */ 64
+};
+
+
+
+static const uint8_t u8x8_d_st7588_128x64_init_seq[] = {
+
+ U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
+
+ U8X8_C( FS | 0x03 ), /* select 11 commands */
+ U8X8_C( 0x03 ), /* software reset */
+
+ U8X8_C( FS | 0x00 ), /* select 00 commands */
+ U8X8_C( 0x08 ), /* display off */
+ //U8X8_C( 0x0c ), /* display on */
+
+ U8X8_C( FS | 0x01 ), /* select 01 commands */
+ U8X8_C( 0x08 ), /* display confguration */
+ U8X8_C( 0x12 ), /* bias 1/9 */
+ U8X8_C( 0x8f ), /* Vop, lower 7 bits */
+
+ U8X8_C( FS | 0x00 ), /* select 00 commands */
+ U8X8_C( 0x05), /* Bit 0 contains high/low range for Vop */
+
+
+ U8X8_C( FS | 0x03 ), /* select 11 commands */
+ U8X8_C( 0x0b), /* Frame Rate: 73 Hz */
+
+
+
+ U8X8_END_TRANSFER(), /* disable chip */
+ U8X8_END() /* end of sequence */
+};
+
+
+static const uint8_t u8x8_d_st7588_jlx12864_flip0_seq[] = {
+ U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
+ U8X8_C( FS ), /* normal mode */
+ U8X8_END_TRANSFER(), /* disable chip */
+ U8X8_END() /* end of sequence */
+};
+
+static const uint8_t u8x8_d_st7588_jlx12864_flip1_seq[] = {
+ U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
+ U8X8_C( FS ^ 0x018 ), /* normal mode */
+ U8X8_END_TRANSFER(), /* disable chip */
+ U8X8_END() /* end of sequence */
+};
+
+
+uint8_t u8x8_d_st7588_jlx12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
+{
+ if ( u8x8_d_st7588_128x64_generic(u8x8, msg, arg_int, arg_ptr) != 0 )
+ return 1;
+ if ( msg == U8X8_MSG_DISPLAY_SETUP_MEMORY )
+ {
+ u8x8_SetI2CAddress(u8x8, 0x07e); /* the JLX12864 has 0x07e as a default address for I2C */
+ u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7588_128x64_display_info);
+ return 1;
+ }
+ else if ( msg == U8X8_MSG_DISPLAY_INIT )
+ {
+ u8x8_d_helper_display_init(u8x8);
+ u8x8_cad_SendSequence(u8x8, u8x8_d_st7588_128x64_init_seq);
+ return 1;
+ }
+ else if ( msg == U8X8_MSG_DISPLAY_SET_FLIP_MODE )
+ {
+ if ( arg_int == 0 )
+ {
+ u8x8_cad_SendSequence(u8x8, u8x8_d_st7588_jlx12864_flip0_seq);
+ u8x8->x_offset = u8x8->display_info->default_x_offset;
+ }
+ else
+ {
+ u8x8_cad_SendSequence(u8x8, u8x8_d_st7588_jlx12864_flip1_seq);
+ u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
+ }
+ return 1;
+ }
+ return 0;
+}
+
+