322 lines
9.1 KiB
C
322 lines
9.1 KiB
C
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/*
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ucg_dev_ic_seps225.c
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Specific code for the SEPS225 controller (OLED displays)
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128x128x18 display buffer
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Note: Only 65K color support, because 262K mode is not possible with 8 Bit SPI.
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Universal uC Color Graphics Library
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Copyright (c) 2015, 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 "ucg.h"
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static uint8_t ucg_seps225_get_color_high_byte(ucg_t *ucg)
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{
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return (ucg->arg.pixel.rgb.color[0]&0x0f8) | (((ucg->arg.pixel.rgb.color[1]) >>5));
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}
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static uint8_t ucg_seps225_get_color_low_byte(ucg_t *ucg)
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{
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return ((((ucg->arg.pixel.rgb.color[1]))<<3)&0x0e0) | (((ucg->arg.pixel.rgb.color[2]) >>3));
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}
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/*
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Write Memory Mode 0x016
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Bit 0: HV
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HV= 0, data is continuously written horizontally
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HV= 1, data is continuously written vertically
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Bit 1: VC
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VC= 0, vertical address counter is decreased
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VC= 1, vertical address counter is increased
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Bit 2: HC
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HC= 0, horizontal address counter is decreased
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HC= 1, horizontal address counter is increased
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Bit 4..6: Dual Transfer, 65K Mode (Bit 4 = 0, Bit 5 = 1, Bit 6 = 1)
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*/
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static const ucg_pgm_uint8_t ucg_seps255_pos_dir0_seq[] =
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{
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UCG_CS(0), /* enable chip */
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UCG_C10(0x020), UCG_VARX(0,0x07f, 0), /* set x position */
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UCG_C10(0x021), UCG_VARY(0,0x07f, 0), /* set y position */
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UCG_C11(0x016, 0x064), /* Memory Mode */
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UCG_C10(0x022), /* prepare for data */
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UCG_DATA(), /* change to data mode */
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UCG_END()
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};
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static const ucg_pgm_uint8_t ucg_seps255_pos_dir1_seq[] =
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{
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UCG_CS(0), /* enable chip */
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UCG_C11(0x016, 0x063), /* Memory Mode */
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UCG_C10(0x020), UCG_VARX(0,0x07f, 0), /* set x position */
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UCG_C10(0x021), UCG_VARY(0,0x07f, 0), /* set y position */
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UCG_C10(0x022), /* prepare for data */
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UCG_DATA(), /* change to data mode */
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UCG_END()
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};
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#ifdef NOT_USED
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static const ucg_pgm_uint8_t ucg_seps255_pos_dir2_seq[] =
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{
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UCG_CS(0), /* enable chip */
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UCG_C11(0x016, 0x060), /* Memory Mode */
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UCG_C10(0x020), UCG_VARX(0,0x0ff, 0), /* set x position */
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UCG_C10(0x021), UCG_VARY(0,0x0ff, 0), /* set y position */
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UCG_C10(0x022), /* prepare for data */
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UCG_DATA(), /* change to data mode */
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UCG_END()
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};
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/* it seems that this mode does not work*/
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static const ucg_pgm_uint8_t ucg_seps255_pos_dir3_seq[] =
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{
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UCG_CS(0), /* enable chip */
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UCG_C11(0x016, 0x061), /* Memory Mode */
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UCG_C10(0x020), UCG_VARX(0,0x0ff, 0), /* set x position */
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UCG_C10(0x021), UCG_VARY(0,0x0ff, 0), /* set y position */
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UCG_C10(0x022), /* prepare for data */
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UCG_DATA(), /* change to data mode */
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UCG_END()
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};
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#endif
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ucg_int_t ucg_handle_seps225_l90fx(ucg_t *ucg)
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{
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if ( ucg_clip_l90fx(ucg) != 0 )
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{
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switch(ucg->arg.dir)
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{
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case 0:
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ucg_com_SendCmdSeq(ucg, ucg_seps255_pos_dir0_seq);
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break;
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case 1:
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ucg_com_SendCmdSeq(ucg, ucg_seps255_pos_dir1_seq);
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break;
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case 2:
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ucg->arg.pixel.pos.x -= ucg->arg.len;
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ucg->arg.pixel.pos.x++;
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ucg_com_SendCmdSeq(ucg, ucg_seps255_pos_dir0_seq);
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break;
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case 3:
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default:
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ucg->arg.pixel.pos.y -= ucg->arg.len;
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ucg->arg.pixel.pos.y++;
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ucg_com_SendCmdSeq(ucg, ucg_seps255_pos_dir1_seq);
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break;
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}
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{
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uint8_t c[2];
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c[0] = ucg_seps225_get_color_high_byte(ucg);
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c[1] = ucg_seps225_get_color_low_byte(ucg);
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ucg_com_SendRepeat2Bytes(ucg, ucg->arg.len, c);
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}
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ucg_com_SetCSLineStatus(ucg, 1); /* disable chip */
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return 1;
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}
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return 0;
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}
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/*
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L2TC (Bitmap Output)
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Not implemented for this controller, fallback to standard. However this msg is not used
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at all at the moment (Jul 2015)
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*/
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/*
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L2SE Color Change
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*/
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ucg_int_t ucg_handle_seps225_l90se(ucg_t *ucg)
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{
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uint8_t i;
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uint8_t c[3];
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/* Setup ccs for l90se. This will be updated by ucg_clip_l90se if required */
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switch(ucg->arg.dir)
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{
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case 0:
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case 1:
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for ( i = 0; i < 3; i++ )
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{
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ucg_ccs_init(ucg->arg.ccs_line+i, ucg->arg.rgb[0].color[i], ucg->arg.rgb[1].color[i], ucg->arg.len);
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}
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break;
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default:
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for ( i = 0; i < 3; i++ )
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{
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ucg_ccs_init(ucg->arg.ccs_line+i, ucg->arg.rgb[1].color[i], ucg->arg.rgb[0].color[i], ucg->arg.len);
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}
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break;
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}
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/* check if the line is visible */
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if ( ucg_clip_l90se(ucg) != 0 )
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{
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ucg_int_t dx, dy;
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ucg_int_t i, j;
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//uint8_t r, g, b;
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switch(ucg->arg.dir)
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{
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case 0: dx = 1; dy = 0;
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ucg_com_SendCmdSeq(ucg, ucg_seps255_pos_dir0_seq);
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break;
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case 1: dx = 0; dy = 1;
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ucg_com_SendCmdSeq(ucg, ucg_seps255_pos_dir1_seq);
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break;
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case 2: dx = 1; dy = 0;
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ucg->arg.pixel.pos.x -= ucg->arg.len;
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ucg->arg.pixel.pos.x++;
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ucg_com_SendCmdSeq(ucg, ucg_seps255_pos_dir0_seq);
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break;
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case 3: dx = 0; dy = 1;
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ucg->arg.pixel.pos.y -= ucg->arg.len;
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ucg->arg.pixel.pos.y++;
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ucg_com_SendCmdSeq(ucg, ucg_seps255_pos_dir1_seq);
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break;
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default: dx = 1; dy = 0; break; /* avoid compiler warning */
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}
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for( i = 0; i < ucg->arg.len; i++ )
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{
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/*
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r = ucg->arg.ccs_line[0].current;
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r &= 0x0f8;
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g = ucg->arg.ccs_line[1].current;
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c[0] = g;
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c[0] >>= 5;
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c[0] |= r;
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g <<= 3;
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g &= 0x0e0;
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b = ucg->arg.ccs_line[2].current;
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b >>= 3;
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c[1] = g;
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c[1] |= b;
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*/
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c[0] = (ucg->arg.ccs_line[0].current&0x0f8) | (((ucg->arg.ccs_line[1].current) >>5));
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c[1] = ((((ucg->arg.ccs_line[1].current))<<3)&0x0e0) | (((ucg->arg.ccs_line[2].current) >>3));
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ucg_com_SendRepeat2Bytes(ucg, 1, c);
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ucg->arg.pixel.pos.x+=dx;
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ucg->arg.pixel.pos.y+=dy;
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for ( j = 0; j < 3; j++ )
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{
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ucg_ccs_step(ucg->arg.ccs_line+j);
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}
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}
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ucg_com_SetCSLineStatus(ucg, 1); /* disable chip */
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return 1;
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}
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return 0;
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}
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static const ucg_pgm_uint8_t ucg_seps225_power_down_seq[] = {
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UCG_CS(0), /* enable chip */
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UCG_C11(0x006, 0x000), /* SEPS225: display off */
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UCG_C11(0x004, 0x001), /* reduce current, power down */
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UCG_CS(1), /* disable chip */
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/* delay of 100ms is suggested here for full power down */
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UCG_END(), /* end of sequence */
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};
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ucg_int_t ucg_dev_ic_seps225_16(ucg_t *ucg, ucg_int_t msg, void *data)
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{
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switch(msg)
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{
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case UCG_MSG_DEV_POWER_UP:
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/* setup com interface and provide information on the clock speed */
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/* of the serial and parallel interface. Values are nanoseconds. */
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return ucg_com_PowerUp(ucg, 50, 200); /* adjusted for SEPS225 */
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case UCG_MSG_DEV_POWER_DOWN:
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ucg_com_SendCmdSeq(ucg, ucg_seps225_power_down_seq);
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return 1;
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case UCG_MSG_GET_DIMENSION:
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((ucg_wh_t *)data)->w = 128;
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((ucg_wh_t *)data)->h = 128;
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return 1;
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case UCG_MSG_DRAW_PIXEL:
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if ( ucg_clip_is_pixel_visible(ucg) !=0 )
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{
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uint8_t c[3];
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ucg_com_SendCmdSeq(ucg, ucg_seps255_pos_dir0_seq);
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c[0] = ucg_seps225_get_color_high_byte(ucg);
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c[1] = ucg_seps225_get_color_low_byte(ucg);
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ucg_com_SendRepeat2Bytes(ucg, 1, c);
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ucg_com_SetCSLineStatus(ucg, 1); /* disable chip */
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}
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return 1;
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case UCG_MSG_DRAW_L90FX:
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//ucg_handle_l90fx(ucg, ucg_dev_ic_seps225_16);
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ucg_handle_seps225_l90fx(ucg);
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return 1;
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#ifdef UCG_MSG_DRAW_L90TC
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case UCG_MSG_DRAW_L90TC:
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ucg_handle_l90tc(ucg, ucg_dev_ic_seps225_18);
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return 1;
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#endif /* UCG_MSG_DRAW_L90TC */
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#ifdef UCG_MSG_DRAW_L90BF
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case UCG_MSG_DRAW_L90BF:
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ucg_handle_l90bf(ucg, ucg_dev_ic_seps225_18);
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return 1;
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#endif /* UCG_MSG_DRAW_L90BF */
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/* msg UCG_MSG_DRAW_L90SE is handled by ucg_dev_default_cb */
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/*
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case UCG_MSG_DRAW_L90SE:
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return ucg->ext_cb(ucg, msg, data);
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*/
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}
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return ucg_dev_default_cb(ucg, msg, data);
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}
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ucg_int_t ucg_ext_seps225_16(ucg_t *ucg, ucg_int_t msg, void *data)
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{
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switch(msg)
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{
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case UCG_MSG_DRAW_L90SE:
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//ucg_handle_l90se(ucg, ucg_dev_ic_seps225_16);
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ucg_handle_seps225_l90se(ucg);
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break;
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}
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return 1;
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}
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