diff -r 000000000000 -r 88d965579617 components/u8g2/csrc/u8x8_d_ks0108.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/components/u8g2/csrc/u8x8_d_ks0108.c Tue Oct 08 12:00:31 2019 +0200 @@ -0,0 +1,344 @@ +/* + + u8x8_d_ks0108.c + + The classic 5V LCD + + 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" + + + + +static const uint8_t u8x8_d_ks0108_init_seq[] = { + U8X8_C(0x0c0), /* satart at the top */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_ks0108_powersave0_seq[] = { + U8X8_C(0x03f), /* display on */ + U8X8_END() /* end of sequence */ +}; + +static const uint8_t u8x8_d_ks0108_powersave1_seq[] = { + U8X8_C(0x03e), /* display off */ + U8X8_END() /* end of sequence */ +}; + + +struct u8x8_ks0108_vars +{ + uint8_t *ptr; + uint8_t x; + uint8_t c; + uint8_t arg_int; +}; + +static void u8x8_ks0108_out(u8x8_t *u8x8, struct u8x8_ks0108_vars *v, void *arg_ptr) +{ + uint8_t cnt; + u8x8_cad_SendCmd(u8x8, 0x040 | ((v->x << 3) & 63) ); + u8x8_cad_SendCmd(u8x8, 0x0b8 | (((u8x8_tile_t *)arg_ptr)->y_pos)); + + while( v->arg_int > 0 ) + { + /* calculate tiles to next boundary (end or chip limit) */ + cnt = v->x; + cnt += 8; + cnt &= 0x0f8; + cnt -= v->x; + + if ( cnt > v->c ) + cnt = v->c; + + /* of cours we still could use cnt=1 here... */ + /* but setting cnt to 1 is not very efficient */ + //cnt = 1; + + v->x +=cnt; + v->c-=cnt; + cnt<<=3; + u8x8_cad_SendData(u8x8, cnt, v->ptr); /* note: SendData can not handle more than 255 bytes */ + v->ptr += cnt; + + if ( v->c == 0 ) + { + v->ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr; + v->c = ((u8x8_tile_t *)arg_ptr)->cnt; + v->arg_int--; + } + if ( ((v->x) & 7) == 0 ) + break; + } +} + + +static const u8x8_display_info_t u8x8_ks0108_128x64_display_info = +{ + /* chip_enable_level = */ 0, /* KS0108: Not used */ + /* chip_disable_level = */ 1, /* KS0108: Not used */ + + /* post_chip_enable_wait_ns = */ 100, + /* pre_chip_disable_wait_ns = */ 20, + /* reset_pulse_width_ms = */ 1, + /* post_reset_wait_ms = */ 6, /* could be faster for the KS0108 */ + /* sda_setup_time_ns = */ 12, + /* sck_pulse_width_ns = */ 75, /* KS0108: Not used */ + /* sck_clock_hz = */ 4000000UL, /* KS0108: Not used */ + /* spi_mode = */ 0, /* active high, rising edge */ + /* i2c_bus_clock_100kHz = */ 4, /* KS0108: Not used */ + /* data_setup_time_ns = */ 200, + /* write_pulse_width_ns = */ 250, /* KS0108: actially 450 ns, but additional 200 ns are added by the byte transfer function */ + /* tile_width = */ 16, /* width of 16*8=128 pixel */ + /* tile_hight = */ 8, + /* default_x_offset = */ 0, + /* flipmode_x_offset = */ 0, + /* pixel_width = */ 128, + /* pixel_height = */ 64 +}; + +uint8_t u8x8_d_ks0108_128x64(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) +{ + struct u8x8_ks0108_vars v; + switch(msg) + { + case U8X8_MSG_DISPLAY_SETUP_MEMORY: + u8x8_d_helper_display_setup_memory(u8x8, &u8x8_ks0108_128x64_display_info); + break; + case U8X8_MSG_DISPLAY_INIT: + u8x8_d_helper_display_init(u8x8); + + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 1, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_init_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL); + + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 2, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_init_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL); + break; + case U8X8_MSG_DISPLAY_SET_POWER_SAVE: + + if ( arg_int == 0 ) + { + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 1, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_powersave0_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL); + + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 2, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_powersave0_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL); + + } + else + { + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 1, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_powersave1_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL); + + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 2, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_powersave1_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL); + + } + break; +// The KS0108 can not mirror the cols and rows, use U8g2 for rotation +// case U8X8_MSG_DISPLAY_SET_FLIP_MODE: +// break; +// The KS0108 has no internal contrast command +// case U8X8_MSG_DISPLAY_SET_CONTRAST: +// break; + case U8X8_MSG_DISPLAY_DRAW_TILE: + + v.ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr; + v.x = ((u8x8_tile_t *)arg_ptr)->x_pos; + v.c = ((u8x8_tile_t *)arg_ptr)->cnt; + v.arg_int = arg_int; + + + if ( v.x < 8 ) + { + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 1, NULL); + u8x8_ks0108_out(u8x8, &v, arg_ptr); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL); + } + if ( v.x < 16 ) + { + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 2, NULL); + u8x8_ks0108_out(u8x8, &v, arg_ptr); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL); + } + //if ( v.x < 24 ) + //{ + //u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 4, NULL); + //u8x8_ks0108_out(u8x8, &v, arg_ptr); + //u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL); + //} + break; + default: + return 0; + } + return 1; +} + +static const u8x8_display_info_t u8x8_ks0108_192x64_display_info = +{ + /* chip_enable_level = */ 0, /* KS0108: Not used */ + /* chip_disable_level = */ 1, /* KS0108: Not used */ + + /* post_chip_enable_wait_ns = */ 100, + /* pre_chip_disable_wait_ns = */ 20, + /* reset_pulse_width_ms = */ 1, + /* post_reset_wait_ms = */ 6, /* could be faster for the KS0108 */ + /* sda_setup_time_ns = */ 12, + /* sck_pulse_width_ns = */ 75, /* KS0108: Not used */ + /* sck_clock_hz = */ 4000000UL, /* KS0108: Not used */ + /* spi_mode = */ 0, /* active high, rising edge */ + /* i2c_bus_clock_100kHz = */ 4, /* KS0108: Not used */ + /* data_setup_time_ns = */ 200, + /* write_pulse_width_ns = */ 250, /* KS0108: actially 450 ns, but additional 200 ns are added by the byte transfer function */ + /* tile_width = */ 24, /* width of 24*8=192 pixel */ + /* tile_hight = */ 8, + /* default_x_offset = */ 0, + /* flipmode_x_offset = */ 0, + /* pixel_width = */ 192, + /* pixel_height = */ 64 +}; + + +/* east rising (buydisplay.com) ERM19264 */ +/* left: 011, middle: 101, right: 110, no chip select: 111 */ +uint8_t u8x8_d_ks0108_erm19264(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) +{ + struct u8x8_ks0108_vars v; + switch(msg) + { + case U8X8_MSG_DISPLAY_SETUP_MEMORY: + u8x8_d_helper_display_setup_memory(u8x8, &u8x8_ks0108_192x64_display_info); + break; + case U8X8_MSG_DISPLAY_INIT: + u8x8_d_helper_display_init(u8x8); + + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 3, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_init_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 5, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_init_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 6, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_init_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + break; + case U8X8_MSG_DISPLAY_SET_POWER_SAVE: + + if ( arg_int == 0 ) + { + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 3, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_powersave0_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 5, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_powersave0_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 6, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_powersave0_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + + } + else + { + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 3, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_powersave1_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 5, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_powersave1_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 6, NULL); + u8x8_cad_SendSequence(u8x8, u8x8_d_ks0108_powersave1_seq); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + + } + break; +// The KS0108 can not mirror the cols and rows, use U8g2 for rotation +// case U8X8_MSG_DISPLAY_SET_FLIP_MODE: +// break; +// The KS0108 has no internal contrast command +// case U8X8_MSG_DISPLAY_SET_CONTRAST: +// break; + case U8X8_MSG_DISPLAY_DRAW_TILE: + + v.ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr; + v.x = ((u8x8_tile_t *)arg_ptr)->x_pos; + v.c = ((u8x8_tile_t *)arg_ptr)->cnt; + v.arg_int = arg_int; + +/* + 3-bit CS value: + In u8x8_byte_set_ks0108_cs(u8x8_t *u8x8, uint8_t arg) the lowest + bit is assigned to CS and highest bit if the 3-bit value to CS2 + + CS: left part of the display --> 6 + CS1: middle part --> 5 + CS2: right part of the display --> 3 + + Reference: https://github.com/olikraus/u8g2/issues/631 +*/ + if ( v.x < 8 ) + { + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 6, NULL); // 3-->6, issue 631 + u8x8_ks0108_out(u8x8, &v, arg_ptr); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + } + if ( v.x < 16 ) + { + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 5, NULL); + u8x8_ks0108_out(u8x8, &v, arg_ptr); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + } + if ( v.x < 24 ) + { + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 3, NULL); // 6-->3, // issue 631 + u8x8_ks0108_out(u8x8, &v, arg_ptr); + u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 7, NULL); + } + break; + default: + return 0; + } + return 1; +} +