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issue #1088, code update

This commit is contained in:
kraus 2020-01-12 19:18:39 +01:00
parent 2e47ff05e7
commit 8e5c297fd8
2 changed files with 149 additions and 0 deletions
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1
csrc/u8x8.h
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@ -854,6 +854,7 @@ uint8_t u8x8_d_st7567_jlx12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void
uint8_t u8x8_d_st7567_enh_dg128064(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_st7567_enh_dg128064i(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_st7567_64x32(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_st7567_os12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_st7586s_s028hn118a(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_st7586s_erc240160(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
uint8_t u8x8_d_st7588_jlx12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);

148
csrc/u8x8_d_st7567.c
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@ -709,3 +709,151 @@ uint8_t u8x8_d_st7567_64x32(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *ar
}
return 1;
}
/*=====================================================*/
/*
https://github.com/olikraus/u8g2/issues/1088
https://www.dx.com/p/opensmart-33v-26-inch-128x64-serial-spi-monochrome-lcd-breakout-board-module-with-backlight-for-arduino-nano-pro-mini-2710499.html
*/
static const u8x8_display_info_t u8x8_st7567_os12864_display_info =
{
/* chip_enable_level = */ 0,
/* chip_disable_level = */ 1,
/* post_chip_enable_wait_ns = */ 150, /* */
/* pre_chip_disable_wait_ns = */ 50, /* */
/* reset_pulse_width_ms = */ 1,
/* post_reset_wait_ms = */ 1,
/* sda_setup_time_ns = */ 50, /* */
/* sck_pulse_width_ns = */ 120, /* */
/* sck_clock_hz = */ 4000000UL, /* */
/* spi_mode = */ 0, /* active high, rising edge */
/* i2c_bus_clock_100kHz = */ 4,
/* data_setup_time_ns = */ 40, /* */
/* write_pulse_width_ns = */ 80, /* */
/* tile_width = */ 16, /* width of 16*8=128 pixel */
/* tile_hight = */ 8,
/* default_x_offset = */ 4,
/* flipmode_x_offset = */ 0,
/* pixel_width = */ 128,
/* pixel_height = */ 64
};
static const uint8_t u8x8_st7567_os12864_init_seq[] = {
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
U8X8_C(0x0e2), /* soft reset */
U8X8_C(0x0ae), /* display off */
U8X8_C(0x040), /* set display start line to 0 */
U8X8_C(0x0a1), /* ADC set to reverse */
U8X8_C(0x0c0), /* common output mode */
// Flipmode
//U8X8_C(0x0a0), /* ADC set to reverse */
//U8X8_C(0x0c8), /* common output mode */
U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
U8X8_C(0x0a3), /* LCD bias 1/7 */
/* power on sequence from paxinstruments */
U8X8_C(0x028|4), /* all power control circuits on */
U8X8_DLY(50),
U8X8_C(0x028|6), /* all power control circuits on */
U8X8_DLY(50),
U8X8_C(0x028|7), /* all power control circuits on */
U8X8_DLY(50),
U8X8_C(0x026), /* v0 voltage resistor ratio */
U8X8_CA(0x081, 50>>2), /* set contrast, contrast value*/
U8X8_C(0x0ae), /* display off */
U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
U8X8_END_TRANSFER(), /* disable chip */
U8X8_END() /* end of sequence */
};
/* open-smart 12864 display */
uint8_t u8x8_d_st7567_os12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
{
uint8_t x, c;
uint8_t *ptr;
switch(msg)
{
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_os12864_display_info);
break;
case U8X8_MSG_DISPLAY_INIT:
u8x8_d_helper_display_init(u8x8);
u8x8_cad_SendSequence(u8x8, u8x8_st7567_os12864_init_seq);
break;
case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
if ( arg_int == 0 )
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave0_seq);
else
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave1_seq);
break;
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
if ( arg_int == 0 )
{
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip0_seq);
u8x8->x_offset = u8x8->display_info->default_x_offset;
}
else
{
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_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 >> 2 ); /* st7567 has range from 0 to 63 */
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, 0x010 | (x>>4) );
u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
c = ((u8x8_tile_t *)arg_ptr)->cnt;
c *= 8;
ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
/*
The following if condition checks the hardware limits of the st7567
controller: It is not allowed to write beyond the display limits.
This is in fact an issue within flip mode.
*/
if ( c + x > 132u )
{
c = 132u;
c -= x;
}
do
{
u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
arg_int--;
} while( arg_int > 0 );
u8x8_cad_EndTransfer(u8x8);
break;
default:
return 0;
}
return 1;
}