sh1107, issue #418

This commit is contained in:
olikraus 2017-12-14 20:05:26 +01:00
parent cfbbc904c6
commit b10dc422a8
3 changed files with 234 additions and 1 deletions

View File

@ -758,7 +758,7 @@ uint8_t u8x8_d_ssd1309_128x64_noname2(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int
uint8_t u8x8_d_sh1106_128x64_noname(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_sh1106_128x64_vcomh0(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_sh1106_128x64_winstar(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_sh1107_128x64_noname(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_sh1107_128x64(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_st7920_192x32(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_st7920_128x64(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_ssd1306_128x32_univision(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);

232
csrc/u8x8_d_sh1107.c Normal file
View File

@ -0,0 +1,232 @@
/*
u8x8_d_sh1107.c
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"
/* code copyied from SSD1306 */
static const uint8_t u8x8_d_sh1107_128x64_noname_init_seq[] = {
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
U8X8_C(0x0ae), /* display off */
U8X8_CA(0x0d5, 0x080), /* clock divide ratio (0x00=1) and oscillator frequency (0x8) */
U8X8_CA(0x0a8, 0x03f), /* multiplex ratio */
U8X8_CA(0x0d3, 0x000), /* display offset */
U8X8_C(0x040), /* set display start line to 0 */
U8X8_CA(0x08d, 0x014), /* [2] charge pump setting (p62): 0x014 enable, 0x010 disable, sh1107 only, should be removed for SH1106 */
U8X8_CA(0x020, 0x000), /* page addressing mode */
U8X8_C(0x0a1), /* segment remap a0/a1*/
U8X8_C(0x0c8), /* c0: scan dir normal, c8: reverse */
// Flipmode
// U8X8_C(0x0a0), /* segment remap a0/a1*/
// U8X8_C(0x0c0), /* c0: scan dir normal, c8: reverse */
U8X8_CA(0x0da, 0x012), /* com pin HW config, sequential com pin config (bit 4), disable left/right remap (bit 5) */
U8X8_CA(0x081, 0x0cf), /* [2] set contrast control */
U8X8_CA(0x0d9, 0x0f1), /* [2] pre-charge period 0x022/f1*/
U8X8_CA(0x0db, 0x040), /* vcomh deselect level */
// if vcomh is 0, then this will give the biggest range for contrast control issue #98
// restored the old values for the noname constructor, because vcomh=0 will not work for all OLEDs, #116
U8X8_C(0x02e), /* Deactivate scroll */
U8X8_C(0x0a4), /* output ram to display */
U8X8_C(0x0a6), /* none inverted normal display mode */
U8X8_END_TRANSFER(), /* disable chip */
U8X8_END() /* end of sequence */
};
static const uint8_t u8x8_d_sh1107_128x64_noname_powersave0_seq[] = {
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
U8X8_C(0x0af), /* display on */
U8X8_END_TRANSFER(), /* disable chip */
U8X8_END() /* end of sequence */
};
static const uint8_t u8x8_d_sh1107_128x64_noname_powersave1_seq[] = {
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
U8X8_C(0x0ae), /* display off */
U8X8_END_TRANSFER(), /* disable chip */
U8X8_END() /* end of sequence */
};
static const uint8_t u8x8_d_sh1107_128x64_noname_flip0_seq[] = {
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
U8X8_C(0x0a1), /* segment remap a0/a1*/
U8X8_C(0x0c8), /* c0: scan dir normal, c8: reverse */
U8X8_END_TRANSFER(), /* disable chip */
U8X8_END() /* end of sequence */
};
static const uint8_t u8x8_d_sh1107_128x64_noname_flip1_seq[] = {
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
U8X8_C(0x0a0), /* segment remap a0/a1*/
U8X8_C(0x0c0), /* c0: scan dir normal, c8: reverse */
U8X8_END_TRANSFER(), /* disable chip */
U8X8_END() /* end of sequence */
};
static uint8_t u8x8_d_sh1107_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_sh1107_128x64_noname_display_info);
break;
*/
/* handled by the calling function
case U8X8_MSG_DISPLAY_INIT:
u8x8_d_helper_display_init(u8x8);
u8x8_cad_SendSequence(u8x8, u8x8_d_sh1107_128x64_noname_init_seq);
break;
*/
case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
if ( arg_int == 0 )
u8x8_cad_SendSequence(u8x8, u8x8_d_sh1107_128x64_noname_powersave0_seq);
else
u8x8_cad_SendSequence(u8x8, u8x8_d_sh1107_128x64_noname_powersave1_seq);
break;
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
if ( arg_int == 0 )
{
u8x8_cad_SendSequence(u8x8, u8x8_d_sh1107_128x64_noname_flip0_seq);
u8x8->x_offset = u8x8->display_info->default_x_offset;
}
else
{
u8x8_cad_SendSequence(u8x8, u8x8_d_sh1107_128x64_noname_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, 0x081 );
u8x8_cad_SendArg(u8x8, arg_int ); /* sh1107 has range from 0 to 255 */
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, 0x040 ); /* set line offset to 0 */
u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
u8x8_cad_SendArg(u8x8, 0x000 | ((x&15))); /* probably wrong, should be SendCmd */
u8x8_cad_SendArg(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos)); /* probably wrong, should be SendCmd */
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 */
/*
do
{
u8x8_cad_SendData(u8x8, 8, ptr);
ptr += 8;
c--;
} while( c > 0 );
*/
arg_int--;
} while( arg_int > 0 );
u8x8_cad_EndTransfer(u8x8);
break;
default:
return 0;
}
return 1;
}
static const u8x8_display_info_t u8x8_sh1107_128x64_noname_display_info =
{
/* chip_enable_level = */ 0,
/* chip_disable_level = */ 1,
/* post_chip_enable_wait_ns = */ 20,
/* pre_chip_disable_wait_ns = */ 10,
/* reset_pulse_width_ms = */ 100, /* sh1107: 3 us */
/* post_reset_wait_ms = */ 100, /* far east OLEDs need much longer setup time */
/* sda_setup_time_ns = */ 50, /* sh1107: 15ns, but cycle time is 100ns, so use 100/2 */
/* sck_pulse_width_ns = */ 50, /* sh1107: 20ns, but cycle time is 100ns, so use 100/2, AVR: below 70: 8 MHz, >= 70 --> 4MHz clock */
/* sck_clock_hz = */ 8000000UL, /* 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, /* sh1107: cycle time is 300ns, so use 300/2 = 150 */
/* tile_width = */ 16,
/* tile_hight = */ 8,
/* default_x_offset = */ 0,
/* flipmode_x_offset = */ 0,
/* pixel_width = */ 128,
/* pixel_height = */ 64
};
uint8_t u8x8_d_sh1107_128x64(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
{
if ( u8x8_d_sh1107_generic(u8x8, msg, arg_int, arg_ptr) != 0 )
return 1;
switch(msg)
{
case U8X8_MSG_DISPLAY_INIT:
u8x8_d_helper_display_init(u8x8);
u8x8_cad_SendSequence(u8x8, u8x8_d_sh1107_128x64_noname_init_seq);
break;
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_sh1107_128x64_noname_display_info);
break;
default:
return 0;
}
return 1;
}

View File

@ -59,6 +59,7 @@
//U8X8_SSD1306_128X64_VCOMH0_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); // same as the NONAME variant, but maximizes setContrast() range
//U8X8_SSD1306_128X64_ALT0_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); // same as the NONAME variant, but may solve the "every 2nd line skipped" problem
//U8X8_SH1106_128X64_NONAME_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
U8X8_SH1107_128X64_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
//U8X8_SH1106_128X64_NONAME_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);
//U8X8_SH1106_128X64_VCOMH0_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); // same as the NONAME variant, but maximizes setContrast() range
//U8X8_SH1106_128X64_WINSTAR_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); // same as the NONAME variant, but uses updated SH1106 init sequence