diff -r 000000000000 -r 88d965579617 components/u8g2/csrc/u8x8_d_st7511.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/components/u8g2/csrc/u8x8_d_st7511.c Tue Oct 08 12:00:31 2019 +0200 @@ -0,0 +1,214 @@ +/* + + u8x8_d_st7511.c + + Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/) + + Copyright (c) 2019, 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. + + + 20 May 2019: + https://github.com/olikraus/u8g2/issues/876 + Probably HW Flip does not work + + +*/ +#include "u8x8.h" + + + + +static const uint8_t u8x8_d_st7511_320x240_powersave0_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + U8X8_CA(0x015, 0x0a5), /* display on */ + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_st7511_320x240_powersave1_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + U8X8_CA(0x014, 0x0a5), /* display off */ + // maybe use sleep mode here, but it not clear whether sleep mode will reset all the settings + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_st7511_320x240_flip0_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + U8X8_CAAAA(0x24, 0x01, 0xa5, 0xa5, 0xa5), /* memory control directions */ + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_st7511_320x240_flip1_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + U8X8_CAAAA(0x24, 0x02, 0xa5, 0xa5, 0xa5), /* memory control directions */ + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + + + +/*=====================================================*/ +/* AV-Display: AVD-TM57QV-NW-001-B, issue 876 */ + +static const u8x8_display_info_t u8x8_st7511_320x240_display_info = +{ + /* chip_enable_level = */ 0, + /* chip_disable_level = */ 1, + + /* post_chip_enable_wait_ns = */ 150, /* ST7511 Datasheet */ + /* pre_chip_disable_wait_ns = */ 150, /* ST7511 Datasheet */ + /* reset_pulse_width_ms = */ 1, + /* post_reset_wait_ms = */ 1, + /* sda_setup_time_ns = */ 120, /* ST7511 Datasheet */ + /* sck_pulse_width_ns = */ 150, /* ST7511 Datasheet */ + /* sck_clock_hz = */ 3300000UL, /* ST7511 Datasheet: 300ns cycle */ + /* spi_mode = */ 0, /* active high, rising edge */ + /* i2c_bus_clock_100kHz = */ 4, + /* data_setup_time_ns = */ 200, /* */ + /* write_pulse_width_ns = */ 250, /* ST7511 Datasheet: 500ns */ + /* tile_width = */ 40, /* width of 17*8=136 pixel */ + /* tile_hight = */ 30, + /* default_x_offset = */ 160, + /* flipmode_x_offset = */ 0, + /* pixel_width = */ 320, + /* pixel_height = */ 240 +}; + +static const uint8_t u8x8_d_st7511_320x240_init_seq[] = { + + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + + U8X8_CA(0xae, 0xa5), /* SW Reset */ + U8X8_CAAAA(0x61, 0x0f, 0x04, 0x02, 0xa5), /* all power on */ + U8X8_CAAAA(0x62, 0x0a, 0x06, 0x0f, 0xa5), /* electronic volumne set 1 */ + U8X8_CAAAA(0x63, 0x0f, 0x0f, 0xa5, 0xa5), /* electronic volumne set 2 */ + U8X8_CAAAA(0x66, 0x00, 0xa5, 0xa5, 0xa5), /* electronic volumne set 2 */ + U8X8_CA(0x12, 0xa5), /* SLeeP OUT */ + U8X8_DLY(50), + // skiping display on here, deviation from https://github.com/olikraus/u8g2/issues/876 + // will be called later in u8x8_d_st7511_320x240_powersave0_seq + U8X8_CAAAA(0x22, 0x00, 0xa5, 0xa5, 0xa5), /* monochrome display */ + U8X8_CAAAA(0x24, 0x01, 0xa5, 0xa5, 0xa5), /* memory control directions */ + + U8X8_DLY(50), + + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +uint8_t u8x8_d_st7511_avd_320x240(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) +{ + uint16_t x, c; + uint8_t *ptr; + switch(msg) + { + case U8X8_MSG_DISPLAY_SETUP_MEMORY: + u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7511_320x240_display_info); + break; + case U8X8_MSG_DISPLAY_INIT: + u8x8_d_helper_display_init(u8x8); + u8x8_cad_SendSequence(u8x8, u8x8_d_st7511_320x240_init_seq); + break; + case U8X8_MSG_DISPLAY_SET_POWER_SAVE: + if ( arg_int == 0 ) + u8x8_cad_SendSequence(u8x8, u8x8_d_st7511_320x240_powersave0_seq); + else + u8x8_cad_SendSequence(u8x8, u8x8_d_st7511_320x240_powersave1_seq); + break; + case U8X8_MSG_DISPLAY_SET_FLIP_MODE: + if ( arg_int == 0 ) + { + u8x8_cad_SendSequence(u8x8, u8x8_d_st7511_320x240_flip0_seq); + u8x8->x_offset = u8x8->display_info->default_x_offset; + } + else + { + u8x8_cad_SendSequence(u8x8, u8x8_d_st7511_320x240_flip1_seq); + u8x8->x_offset = u8x8->display_info->flipmode_x_offset; + } + break; +#ifdef U8X8_WITH_SET_CONTRAST + case U8X8_MSG_DISPLAY_SET_CONTRAST: + // not sure how to implement this.... + // u8x8_cad_StartTransfer(u8x8); + // u8x8_cad_EndTransfer(u8x8); + break; +#endif + case U8X8_MSG_DISPLAY_DRAW_TILE: + u8x8_cad_StartTransfer(u8x8); + + // set page + u8x8_cad_SendCmd(u8x8, 0x025); + u8x8_cad_SendArg(u8x8, (((u8x8_tile_t *)arg_ptr)->y_pos)); + u8x8_cad_SendArg(u8x8, 0x09f); // end page + u8x8_cad_SendArg(u8x8, 0x000); // frame 0 + u8x8_cad_SendArg(u8x8, 0x0a5); + + x = ((u8x8_tile_t *)arg_ptr)->x_pos; + x *= 8; + x += u8x8->x_offset; + + // set column + u8x8_cad_SendCmd(u8x8, 0x026); + u8x8_cad_SendArg(u8x8, (x>>8) ); + u8x8_cad_SendArg(u8x8, (x&255) ); + u8x8_cad_SendArg(u8x8, 0x002); + u8x8_cad_SendArg(u8x8, 0x07f); + + // start data transfer + u8x8_cad_SendCmd(u8x8, 0x02c); + u8x8_cad_SendArg(u8x8, 0x0a5 ); + + do + { + c = ((u8x8_tile_t *)arg_ptr)->cnt; + c *= 8; + ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr; + + while ( c > 128 ) + { + u8x8_cad_SendData(u8x8, 128, ptr); /* note: SendData can not handle more than 255 bytes */ + c -= 128; + ptr += 128; + } + u8x8_cad_SendData(u8x8, c, 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; +} + + +