218 lines
6.9 KiB
C
218 lines
6.9 KiB
C
/*
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u8x8_d_sbn1661.c
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SED1520 / SBN1661 122x32 5V LCD
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Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
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Copyright (c) 2016, 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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*/
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#include "u8x8.h"
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static const uint8_t u8x8_d_sbn1661_init_seq[] = {
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U8X8_C(0x0c0), /* display start at line 0 */
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U8X8_C(0x0a0), /* a0: ADC forward, a1: ADC reverse */
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U8X8_C(0x0a4), /* a4: normal driving, a5: power save */
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U8X8_C(0x0a9), /* a8: 1/16, a9: 1/32 duty */
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//U8X8_C(0x0af), /* display on */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_sbn1661_powersave0_seq[] = {
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U8X8_C(0x0af), /* display on */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_sbn1661_powersave1_seq[] = {
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U8X8_C(0x0ae), /* display off */
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U8X8_END() /* end of sequence */
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};
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struct u8x8_sbn1661_vars
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{
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uint8_t *ptr;
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uint8_t x;
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uint8_t c;
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uint8_t arg_int;
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};
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#ifdef NOT_USED
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static void u8x8_sbn1661_out(u8x8_t *u8x8, struct u8x8_sbn1661_vars *v, void *arg_ptr)
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{
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uint8_t cnt;
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u8x8_cad_SendCmd(u8x8, 0x000 | ((v->x << 3) & 63) );
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u8x8_cad_SendCmd(u8x8, 0x0b8 | (((u8x8_tile_t *)arg_ptr)->y_pos));
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while( v->arg_int > 0 )
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{
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/* calculate tiles to next boundary (end or chip limit) */
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cnt = v->x;
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cnt += 8;
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cnt &= 0x0f8;
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cnt -= v->x;
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if ( cnt > v->c )
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cnt = v->c;
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/* of course we still could use cnt=1 here... */
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/* but setting cnt to 1 is not very efficient */
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//cnt = 1;
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v->x +=cnt;
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v->c-=cnt;
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cnt<<=3;
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u8x8_cad_SendData(u8x8, cnt, v->ptr); /* note: SendData can not handle more than 255 bytes */
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v->ptr += cnt;
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if ( v->c == 0 )
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{
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v->ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
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v->c = ((u8x8_tile_t *)arg_ptr)->cnt;
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v->arg_int--;
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}
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if ( ((v->x) & 7) == 0 )
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break;
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}
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}
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#endif /* NOT_USED */
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static const u8x8_display_info_t u8x8_sbn1661_122x32_display_info =
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{
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/* chip_enable_level = */ 0, /* sbn1661: Not used */
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/* chip_disable_level = */ 1, /* sbn1661: Not used */
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/* post_chip_enable_wait_ns = */ 100,
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/* pre_chip_disable_wait_ns = */ 20,
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/* reset_pulse_width_ms = */ 1,
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/* post_reset_wait_ms = */ 6, /* */
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/* sda_setup_time_ns = */ 12,
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/* sck_pulse_width_ns = */ 75, /* sbn1661: Not used */
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/* sck_clock_hz = */ 4000000UL, /* sbn1661: Not used */
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/* spi_mode = */ 0, /* active high, rising edge */
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/* i2c_bus_clock_100kHz = */ 4, /* sbn1661: Not used */
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/* data_setup_time_ns = */ 200,
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/* write_pulse_width_ns = */ 200, /* */
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/* tile_width = */ 16, /* width of 16*8=128 pixel */
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/* tile_height = */ 4,
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/* default_x_offset = */ 0,
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/* flipmode_x_offset = */ 0,
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/* pixel_width = */ 122,
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/* pixel_height = */ 32
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};
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uint8_t u8x8_d_sbn1661_122x32(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
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{
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uint8_t *ptr;
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//uint8_t x;
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//uint8_t c;
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switch(msg)
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{
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case U8X8_MSG_DISPLAY_SETUP_MEMORY:
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u8x8_d_helper_display_setup_memory(u8x8, &u8x8_sbn1661_122x32_display_info);
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break;
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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_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 0, NULL);
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u8x8_cad_SendSequence(u8x8, u8x8_d_sbn1661_init_seq);
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL);
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 1, NULL);
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u8x8_cad_SendSequence(u8x8, u8x8_d_sbn1661_init_seq);
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 1, NULL);
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break;
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case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
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if ( arg_int == 0 )
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{
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 0, NULL);
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u8x8_cad_SendSequence(u8x8, u8x8_d_sbn1661_powersave0_seq);
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL);
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 1, NULL);
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u8x8_cad_SendSequence(u8x8, u8x8_d_sbn1661_powersave0_seq);
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 1, NULL);
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}
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else
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{
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 0, NULL);
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u8x8_cad_SendSequence(u8x8, u8x8_d_sbn1661_powersave1_seq);
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL);
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 1, NULL);
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u8x8_cad_SendSequence(u8x8, u8x8_d_sbn1661_powersave1_seq);
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 1, NULL);
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}
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break;
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case U8X8_MSG_DISPLAY_DRAW_TILE:
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ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
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// x and c are ignored (u8g2 only)
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//x = ((u8x8_tile_t *)arg_ptr)->x_pos;
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//c = ((u8x8_tile_t *)arg_ptr)->cnt;
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 0, NULL);
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u8x8_cad_SendCmd(u8x8, 0x000 | 0); // column 0
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u8x8_cad_SendCmd(u8x8, 0x0b8 | (((u8x8_tile_t *)arg_ptr)->y_pos));
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u8x8_cad_SendData(u8x8, 61, ptr); /* note: SendData can not handle more than 255 bytes */
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 0, NULL);
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ptr += 61;
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_START_TRANSFER, 1, NULL);
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u8x8_cad_SendCmd(u8x8, 0x000 | 0); // column 0
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u8x8_cad_SendCmd(u8x8, 0x0b8 | (((u8x8_tile_t *)arg_ptr)->y_pos));
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u8x8_cad_SendData(u8x8, 61, ptr); /* note: SendData can not handle more than 255 bytes */
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u8x8->cad_cb(u8x8, U8X8_MSG_CAD_END_TRANSFER, 1, NULL);
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break;
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default:
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return 0;
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}
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return 1;
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}
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uint8_t u8x8_d_sed1520_122x32(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
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{
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return u8x8_d_sbn1661_122x32(u8x8, msg, arg_int, arg_ptr);
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}
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