363 lines
12 KiB
C
363 lines
12 KiB
C
/*
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u8x8_d_st75160.c
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Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
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Copyright (c) 2021, olikraus@gmail.com
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this list
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of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice, this
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list of conditions and the following disclaimer in the documentation and/or other
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materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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REQUESTED IN
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https://github.com/olikraus/u8g2/issues/1642
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STATUS 13 Aug 2022: NOT TESTED, MAY NOT WORK..
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0x030 ext 00
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0x031 ext 01
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0x038 ext 10
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0x039 ext 11
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cad 011
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code examples:
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http://www.it610.com/article/2601023.htm
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normal mode:
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0x00c bit format
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U8X8_CA( 0xbc, 0x00 ), data scan dir
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U8X8_A( 0xa6 ),
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y: 0 offset
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flip mode:
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0x008 bit format
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U8X8_CA( 0xbc, 0x03 ), data scan dir
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U8X8_A( 0xa6 ),
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y: 5 offset
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*/
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#include "u8x8.h"
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/* not a real power down for the st75256... just a display off */
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static const uint8_t u8x8_d_st75256_256x128_powersave0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0x94 ), /* sleep out */
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U8X8_DLY(10),
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U8X8_C( 0xaf ), /* display on */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st75256_256x128_powersave1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0xae ), /* display off */
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U8X8_C( 0x95 ), /* sleep in */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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/* marked as unused to avoid compiler warning, issue 1802 */
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#ifdef NOT_USED
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static const uint8_t u8x8_d_st75256_jlx256128_flip0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_CA( 0xbc, 0x00 ), /* data scan dir */
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U8X8_A( 0xa6 ), /* ??? */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0x00c ), /* data format LSB top */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st75256_jlx256128_flip1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_CA( 0xbc, 0x03 ), /* data scan dir */
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U8X8_A( 0xa6 ), /* ??? */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0x008 ), /* data format MSB top */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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#endif
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static const uint8_t u8x8_d_st75256_jlx172104_flip0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_CA( 0xbc, 0x02 ), /* data scan dir */
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U8X8_A( 0xa6 ), /* ??? */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0x00c ), /* data format LSB top */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st75256_jlx172104_flip1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_CA( 0xbc, 0x01 ), /* data scan dir */
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U8X8_A( 0xa6 ), /* ??? */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0x008 ), /* data format MSB top */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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/* marked as unused to avoid compiler warning, issue 1802 */
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#ifdef NOT_USED
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static const uint8_t u8x8_d_st75256_jlx256160_flip0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_CA( 0xbc, 0x00 ), /* data scan dir */
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U8X8_A( 0xa6 ), /* ??? */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0x00c ), /* data format LSB top */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st75256_jlx256160_flip1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_CA( 0xbc, 0x03 ), /* data scan dir */
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U8X8_A( 0xa6 ), /* ??? */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0x008 ), /* data format MSB top */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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#endif
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/*=============================================*/
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/* JM16096 https://github.com/olikraus/u8g2/issues/1642 */
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static const u8x8_display_info_t u8x8_st75160_jm16096_display_info =
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{
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/* chip_enable_level = */ 0,
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/* chip_disable_level = */ 1,
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/* post_chip_enable_wait_ns = */ 20,
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/* pre_chip_disable_wait_ns = */ 20,
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/* reset_pulse_width_ms = */ 5,
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/* post_reset_wait_ms = */ 5, /**/
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/* sda_setup_time_ns = */ 20, /* */
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/* sck_pulse_width_ns = */ 40, /* */
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/* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */
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/* spi_mode = */ 0, /* active high, rising edge */
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/* i2c_bus_clock_100kHz = */ 4, /* 400KHz */
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/* data_setup_time_ns = */ 15,
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/* write_pulse_width_ns = */ 70,
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/* tile_width = */ 20,
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/* tile_height = */ 12,
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/* default_x_offset = */ 0, /* x offset in flipmode 0 */
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/* flipmode_x_offset = */ 0, /* */
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/* pixel_width = */ 160,
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/* pixel_height = */ 96
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};
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static const uint8_t u8x8_d_st75160_jm16096_init_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_DLY(20),
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U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0x094 ), /* sleep out */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0x0ae ), /* display off */
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U8X8_C( 0x031 ), /* select 01 commands */
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U8X8_CA( 0x0d7, 0x09f ), /* disable auto read */
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//U8X8_C( 0x031 ), /* select 01 commands */
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U8X8_C( 0x032 ), /* analog circuit set */
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U8X8_A( 0x000 ), /* code example: OSC Frequency adjustment */
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U8X8_A( 0x001 ), /* Frequency on booster capacitors 1 = 6KHz? */
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U8X8_A( 0x004 ), /* Bias: 1: 1/13, 2: 1/12, 3: 1/11, 4:1/10, 5:1/9 */
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//U8X8_C( 0x031 ), /* select 01 commands */
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U8X8_C( 0x020 ), /* gray levels */
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U8X8_A( 0x01 ),
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U8X8_A( 0x03 ),
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U8X8_A( 0x05 ),
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U8X8_A( 0x07 ),
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U8X8_A( 0x09),
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U8X8_A( 0x0b ),
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U8X8_A( 0x0d ),
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U8X8_A( 0x10 ),
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U8X8_A( 0x11 ),
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U8X8_A( 0x13 ),
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U8X8_A( 0x15 ),
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U8X8_A( 0x17 ),
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U8X8_A( 0x19 ),
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U8X8_A( 0x1b ),
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U8X8_A( 0x1d ),
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U8X8_A( 0x1f ),
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U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_CAA(0x75, 0, 0x4f), /* row range */
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U8X8_CAA(0x15, 0, 239), /* col range */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_CA( 0xbc, 0x02 ), /* data scan dir */
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U8X8_A( 0xa6 ), /* ??? */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0x00c ), /* data format LSB top */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_C( 0xca ), /* display control, 3 args follow */
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U8X8_A( 0x00 ), /* 0x00: no clock division, 0x04: devide clock */
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U8X8_A( 95 ), /* 1/96 duty */
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U8X8_A( 0x20 ), /* nline off */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_CA( 0x0f0, 0x010 ), /* monochrome mode = 0x010*/
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_CAA( 0x81, 0x18, 0x04 ), /* Volume control */
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//U8X8_C( 0x030 ), /* select 00 commands */
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U8X8_CA( 0x020, 0x00b ), /* Power control: Regulator, follower & booster on */
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U8X8_DLY(100),
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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uint8_t u8x8_d_st75160_jm16096(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
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{
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uint8_t x, c;
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uint8_t *ptr;
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switch(msg)
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{
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case U8X8_MSG_DISPLAY_DRAW_TILE:
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u8x8_cad_StartTransfer(u8x8);
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x = ((u8x8_tile_t *)arg_ptr)->x_pos;
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x *= 8;
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u8x8_cad_SendCmd(u8x8, 0x030 ); /* select command set */
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u8x8_cad_SendCmd(u8x8, 0x075 ); /* row */
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if ( u8x8->x_offset == 0 ) /* 0 means flip mode 1 */
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u8x8_cad_SendArg(u8x8, 1+(((u8x8_tile_t *)arg_ptr)->y_pos));
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else
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u8x8_cad_SendArg(u8x8, (((u8x8_tile_t *)arg_ptr)->y_pos));
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u8x8_cad_SendArg(u8x8, 0x04f);
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//u8x8_cad_SendArg(u8x8, (((u8x8_tile_t *)arg_ptr)->y_pos));
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u8x8_cad_SendCmd(u8x8, 0x015 ); /* col */
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u8x8_cad_SendArg(u8x8, x+u8x8->x_offset);
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u8x8_cad_SendArg(u8x8, 255);
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u8x8_cad_SendCmd(u8x8, 0x05c );
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do
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{
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c = ((u8x8_tile_t *)arg_ptr)->cnt;
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ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
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c *= 8;
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if ( c + x > 160u )
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{
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c = 160u;
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c -= x;
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}
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u8x8_cad_SendData(u8x8, c, ptr);
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x += c;
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arg_int--;
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} while( arg_int > 0 );
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u8x8_cad_EndTransfer(u8x8);
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return 1;
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case U8X8_MSG_DISPLAY_SETUP_MEMORY:
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//u8x8_SetI2CAddress(u8x8, 0x078); /* lowest I2C adr of the ST75256 */
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u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st75160_jm16096_display_info);
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return 1;
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case U8X8_MSG_DISPLAY_INIT:
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u8x8_d_helper_display_init(u8x8);
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u8x8_cad_SendSequence(u8x8, u8x8_d_st75160_jm16096_init_seq);
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return 1;
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case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
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if ( arg_int == 0 )
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u8x8_cad_SendSequence(u8x8, u8x8_d_st75256_256x128_powersave0_seq);
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else
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u8x8_cad_SendSequence(u8x8, u8x8_d_st75256_256x128_powersave1_seq);
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return 1;
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case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
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if ( arg_int == 0 )
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{
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u8x8_cad_SendSequence(u8x8, u8x8_d_st75256_jlx172104_flip0_seq);
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u8x8->x_offset = u8x8->display_info->default_x_offset;
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}
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else
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{
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u8x8_cad_SendSequence(u8x8, u8x8_d_st75256_jlx172104_flip1_seq);
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u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
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}
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return 1;
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#ifdef U8X8_WITH_SET_CONTRAST
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case U8X8_MSG_DISPLAY_SET_CONTRAST:
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u8x8_cad_StartTransfer(u8x8);
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u8x8_cad_SendCmd(u8x8, 0x030 );
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u8x8_cad_SendCmd(u8x8, 0x081 ); /* there are 9 bit for the volume control */
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u8x8_cad_SendArg(u8x8, (arg_int & 0x1f)<<1 ); /* lower 6 bit */
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u8x8_cad_SendArg(u8x8, (arg_int>>5)); /* upper 3 bit */
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u8x8_cad_EndTransfer(u8x8);
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return 1;
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#endif
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}
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return 0;
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}
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