diff -r 000000000000 -r 88d965579617 components/u8g2/csrc/u8x8_d_pcf8814_hx1230.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/components/u8g2/csrc/u8x8_d_pcf8814_hx1230.c Tue Oct 08 12:00:31 2019 +0200 @@ -0,0 +1,198 @@ +/* + + u8x8_d_pcf8814_hc1230.c + + pcf8814: 65x96 + hx1230: 68x96 + + pcf8814 and hc1230 are almost identical. + + 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. + +*/ + + +#include "u8x8.h" + + + +static const uint8_t u8x8_d_hx1230_96x68_init_seq[] = { + + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + + U8X8_C(0x0ae), /* display off */ + U8X8_C(0x020), /* power off */ + U8X8_C(0x080), /* contrast setting, 0..31, set to 0 */ + U8X8_C(0x0a6), /* not inverted display */ + U8X8_C(0x0a4), /* normal display mode */ + + U8X8_C(0x0a0), /* */ + U8X8_C(0x0c0), /* */ + + U8X8_C(0x040), /* start at scanline 0 */ + + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_hx1230_96x68_powersave0_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + U8X8_C(0x02f), /* power on */ + U8X8_C(0x0af), /* display on */ + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_hx1230_96x68_powersave1_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + U8X8_C(0x0ae), /* display off */ + U8X8_C(0x0a5), /* All pixels on = powersave */ + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_hx1230_96x68_flip0_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + U8X8_C(0x0a0), /* */ + U8X8_C(0x0c0), /* */ + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_hx1230_96x68_flip1_seq[] = { + U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ + U8X8_C(0x0a1), /* */ + U8X8_C(0x0c8), /* */ + U8X8_END_TRANSFER(), /* disable chip */ + U8X8_END() /* end of sequence */ +}; + + +static uint8_t u8x8_d_hx1230_96x68_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_hx1230_96x68_display_info); + break; + */ + case U8X8_MSG_DISPLAY_INIT: + u8x8_d_helper_display_init(u8x8); + u8x8_cad_SendSequence(u8x8, u8x8_d_hx1230_96x68_init_seq); + break; + case U8X8_MSG_DISPLAY_SET_POWER_SAVE: + if ( arg_int == 0 ) + u8x8_cad_SendSequence(u8x8, u8x8_d_hx1230_96x68_powersave0_seq); + else + u8x8_cad_SendSequence(u8x8, u8x8_d_hx1230_96x68_powersave1_seq); + break; + case U8X8_MSG_DISPLAY_SET_FLIP_MODE: + if ( arg_int == 0 ) + { + u8x8_cad_SendSequence(u8x8, u8x8_d_hx1230_96x68_flip0_seq); + u8x8->x_offset = u8x8->display_info->default_x_offset; + } + else + { + u8x8_cad_SendSequence(u8x8, u8x8_d_hx1230_96x68_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, (arg_int>>3)|0x80 ); /* 0..31 for contrast */ + 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; + + u8x8_cad_SendCmd(u8x8, x&15); + u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4)); + u8x8_cad_SendCmd(u8x8, 0x0b0 | ((u8x8_tile_t *)arg_ptr)->y_pos); + + 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_hx1230_96x68_display_info = +{ + /* chip_enable_level = */ 0, + /* chip_disable_level = */ 1, + + /* post_chip_enable_wait_ns = */ 100, + /* pre_chip_disable_wait_ns = */ 100, + /* reset_pulse_width_ms = */ 100, + /* post_reset_wait_ms = */ 100, + /* sda_setup_time_ns = */ 100, + /* sck_pulse_width_ns = */ 100, + /* 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 = */ 40, + /* write_pulse_width_ns = */ 150, + /* tile_width = */ 12, + /* tile_hight = */ 9, + /* default_x_offset = */ 0, + /* flipmode_x_offset = */ 0, + /* pixel_width = */ 96, + /* pixel_height = */ 68 +}; + +uint8_t u8x8_d_hx1230_96x68(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_hx1230_96x68_display_info); + return 1; + } + return u8x8_d_hx1230_96x68_generic(u8x8, msg, arg_int, arg_ptr); +} + +