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Purge uGFX. (#14720)

* Purge uGFX.

* Remove remnants of visualizer.

* Remove remnants of uGFX.
This commit is contained in:
Nick Brassel 2021-10-07 10:57:48 +11:00 committed by GitHub
parent bc1f5ef381
commit b2a186cf92
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GPG key ID: 4AEE18F83AFDEB23
66 changed files with 2 additions and 3898 deletions

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/*
Copyright 2016 Fred Sundvik <fsundvik@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _GDISP_LLD_BOARD_H
#define _GDISP_LLD_BOARD_H
static const I2CConfig i2ccfg = {
400000 // clock speed (Hz); 400kHz max for IS31
};
static const uint8_t led_mask[] = {
0xFF, 0x00, /* C1-1 -> C1-16 */
0xFF, 0x00, /* C2-1 -> C2-16 */
0xFF, 0x00, /* C3-1 -> C3-16 */
0xFF, 0x00, /* C4-1 -> C4-16 */
0x3F, 0x00, /* C5-1 -> C5-16 */
0x00, 0x00, /* C6-1 -> C6-16 */
0x00, 0x00, /* C7-1 -> C7-16 */
0x00, 0x00, /* C8-1 -> C8-16 */
0x00, 0x00, /* C9-1 -> C9-16 */
};
// The address of the LED
#define LA(c, r) (c + r * 16)
// Need to be an address that is not mapped, but inside the range of the controller matrix
#define NA LA(8, 8)
// The numbers in the comments are the led numbers DXX on the PCB
// The mapping is taken from the schematic of left hand side
static const uint8_t led_mapping[GDISP_SCREEN_HEIGHT][GDISP_SCREEN_WIDTH] = {
// 45 44 43 42 41 40 39
{LA(1, 1), LA(1, 0), LA(0, 4), LA(0, 3), LA(0, 2), LA(0, 1), LA(0, 0)},
// 52 51 50 49 48 47 46
{LA(2, 3), LA(2, 2), LA(2, 1), LA(2, 0), LA(1, 4), LA(1, 3), LA(1, 2)},
// 58 57 56 55 54 53 N/A
{LA(3, 4), LA(3, 3), LA(3, 2), LA(3, 1), LA(3, 0), LA(2, 4), NA},
// 67 66 65 64 63 62 61
{LA(5, 3), LA(5, 2), LA(5, 1), LA(5, 0), LA(4, 4), LA(4, 3), LA(4, 2)},
// 76 75 74 73 72 60 59
{LA(7, 3), LA(7, 2), LA(7, 1), LA(7, 0), LA(6, 3), LA(4, 1), LA(4, 0)},
// N/A N/A N/A N/A N/A N/A 68
{NA, NA, NA, NA, NA, NA, LA(5, 4)},
// N/A N/A N/A N/A 71 70 69
{NA, NA, NA, NA, LA(6, 2), LA(6, 1), LA(6, 0)},
};
#define IS31_ADDR_DEFAULT 0x74 // AD connected to GND
#define IS31_TIMEOUT 5000
static GFXINLINE void init_board(GDisplay* g) {
(void)g;
/* I2C pins */
palSetPadMode(GPIOB, 0, PAL_MODE_ALTERNATIVE_2); // PTB0/I2C0/SCL
palSetPadMode(GPIOB, 1, PAL_MODE_ALTERNATIVE_2); // PTB1/I2C0/SDA
palSetPadMode(GPIOB, 16, PAL_MODE_OUTPUT_PUSHPULL);
palClearPad(GPIOB, 16);
/* start I2C */
i2cStart(&I2CD1, &i2ccfg);
// try high drive (from kiibohd)
I2CD1.i2c->C2 |= I2Cx_C2_HDRS;
// try glitch fixing (from kiibohd)
I2CD1.i2c->FLT = 4;
}
static GFXINLINE void post_init_board(GDisplay* g) { (void)g; }
static GFXINLINE const uint8_t* get_led_mask(GDisplay* g) {
(void)g;
return led_mask;
}
static GFXINLINE uint8_t get_led_address(GDisplay* g, uint16_t x, uint16_t y) {
(void)g;
return led_mapping[y][x];
}
static GFXINLINE void set_hardware_shutdown(GDisplay* g, bool shutdown) {
(void)g;
if (!shutdown) {
palSetPad(GPIOB, 16);
} else {
palClearPad(GPIOB, 16);
}
}
static GFXINLINE void write_data(GDisplay* g, uint8_t* data, uint16_t length) {
(void)g;
i2cMasterTransmitTimeout(&I2CD1, IS31_ADDR_DEFAULT, data, length, 0, 0, US2ST(IS31_TIMEOUT));
}
#endif /* _GDISP_LLD_BOARD_H */

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GFXINC += drivers/ugfx/gdisp/is31fl3731c
GFXSRC += drivers/ugfx/gdisp/is31fl3731c/gdisp_is31fl3731c.c
GDISP_DRIVER_LIST += GDISPVMT_IS31FL3731C_QMK

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/*
Copyright 2016 Fred Sundvik <fsundvik@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "gfx.h"
#if GFX_USE_GDISP
# define GDISP_DRIVER_VMT GDISPVMT_IS31FL3731C_QMK
# define GDISP_SCREEN_HEIGHT LED_HEIGHT
# define GDISP_SCREEN_WIDTH LED_WIDTH
# include "gdisp_lld_config.h"
# include "src/gdisp/gdisp_driver.h"
# include "board_is31fl3731c.h"
// Can't include led_tables from here
extern const uint8_t CIE1931_CURVE[];
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
# ifndef GDISP_INITIAL_CONTRAST
# define GDISP_INITIAL_CONTRAST 0
# endif
# ifndef GDISP_INITIAL_BACKLIGHT
# define GDISP_INITIAL_BACKLIGHT 0
# endif
# define GDISP_FLG_NEEDFLUSH (GDISP_FLG_DRIVER << 0)
# define IS31_ADDR_DEFAULT 0x74
# define IS31_REG_CONFIG 0x00
// bits in reg
# define IS31_REG_CONFIG_PICTUREMODE 0x00
# define IS31_REG_CONFIG_AUTOPLAYMODE 0x08
# define IS31_REG_CONFIG_AUDIOPLAYMODE 0x18
// D2:D0 bits are starting frame for autoplay mode
# define IS31_REG_PICTDISP 0x01 // D2:D0 frame select for picture mode
# define IS31_REG_AUTOPLAYCTRL1 0x02
// D6:D4 number of loops (000=infty)
// D2:D0 number of frames to be used
# define IS31_REG_AUTOPLAYCTRL2 0x03 // D5:D0 delay time (*11ms)
# define IS31_REG_DISPLAYOPT 0x05
# define IS31_REG_DISPLAYOPT_INTENSITY_SAME 0x20 // same intensity for all frames
# define IS31_REG_DISPLAYOPT_BLINK_ENABLE 0x8
// D2:D0 bits blink period time (*0.27s)
# define IS31_REG_AUDIOSYNC 0x06
# define IS31_REG_AUDIOSYNC_ENABLE 0x1
# define IS31_REG_FRAMESTATE 0x07
# define IS31_REG_BREATHCTRL1 0x08
// D6:D4 fade out time (26ms*2^i)
// D2:D0 fade in time (26ms*2^i)
# define IS31_REG_BREATHCTRL2 0x09
# define IS31_REG_BREATHCTRL2_ENABLE 0x10
// D2:D0 extinguish time (3.5ms*2^i)
# define IS31_REG_SHUTDOWN 0x0A
# define IS31_REG_SHUTDOWN_OFF 0x0
# define IS31_REG_SHUTDOWN_ON 0x1
# define IS31_REG_AGCCTRL 0x0B
# define IS31_REG_ADCRATE 0x0C
# define IS31_COMMANDREGISTER 0xFD
# define IS31_FUNCTIONREG 0x0B // helpfully called 'page nine'
# define IS31_FUNCTIONREG_SIZE 0xD
# define IS31_FRAME_SIZE 0xB4
# define IS31_PWM_REG 0x24
# define IS31_PWM_SIZE 0x90
# define IS31_LED_MASK_SIZE 0x12
# define IS31
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
typedef struct {
uint8_t write_buffer_offset;
uint8_t write_buffer[IS31_FRAME_SIZE];
uint8_t frame_buffer[GDISP_SCREEN_HEIGHT * GDISP_SCREEN_WIDTH];
uint8_t page;
} __attribute__((__packed__)) PrivData;
// Some common routines and macros
# define PRIV(g) ((PrivData *)g->priv)
/*===========================================================================*/
/* Driver exported functions. */
/*===========================================================================*/
static GFXINLINE void write_page(GDisplay *g, uint8_t page) {
uint8_t tx[2] __attribute__((aligned(2)));
tx[0] = IS31_COMMANDREGISTER;
tx[1] = page;
write_data(g, tx, 2);
}
static GFXINLINE void write_register(GDisplay *g, uint8_t page, uint8_t reg, uint8_t data) {
uint8_t tx[2] __attribute__((aligned(2)));
tx[0] = reg;
tx[1] = data;
write_page(g, page);
write_data(g, tx, 2);
}
static GFXINLINE void write_ram(GDisplay *g, uint8_t page, uint16_t offset, uint16_t length) {
PRIV(g)->write_buffer_offset = offset;
write_page(g, page);
write_data(g, (uint8_t *)PRIV(g), length + 1);
}
LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
// The private area is the display surface.
g->priv = gfxAlloc(sizeof(PrivData));
__builtin_memset(PRIV(g), 0, sizeof(PrivData));
PRIV(g)->page = 0;
// Initialise the board interface
init_board(g);
gfxSleepMilliseconds(10);
// zero function page, all registers (assuming full_page is all zeroes)
write_ram(g, IS31_FUNCTIONREG, 0, IS31_FUNCTIONREG_SIZE);
set_hardware_shutdown(g, false);
gfxSleepMilliseconds(10);
// software shutdown
write_register(g, IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_OFF);
gfxSleepMilliseconds(10);
// zero function page, all registers
write_ram(g, IS31_FUNCTIONREG, 0, IS31_FUNCTIONREG_SIZE);
gfxSleepMilliseconds(10);
// zero all LED registers on all 8 pages, and enable the mask
__builtin_memcpy(PRIV(g)->write_buffer, get_led_mask(g), IS31_LED_MASK_SIZE);
for (uint8_t i = 0; i < 8; i++) {
write_ram(g, i, 0, IS31_FRAME_SIZE);
gfxSleepMilliseconds(1);
}
// software shutdown disable (i.e. turn stuff on)
write_register(g, IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_OFF);
gfxSleepMilliseconds(10);
// Finish Init
post_init_board(g);
/* Initialise the GDISP structure */
g->g.Width = GDISP_SCREEN_WIDTH;
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Orientation = GDISP_ROTATE_0;
g->g.Powermode = powerOff;
g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
g->g.Contrast = GDISP_INITIAL_CONTRAST;
return TRUE;
}
# if GDISP_HARDWARE_FLUSH
LLDSPEC void gdisp_lld_flush(GDisplay *g) {
// Don't flush if we don't need it.
if (!(g->flags & GDISP_FLG_NEEDFLUSH)) return;
PRIV(g)->page++;
PRIV(g)->page %= 2;
// TODO: some smarter algorithm for this
// We should run only one physical page at a time
// This way we don't need to send so much data, and
// we could use slightly less memory
uint8_t *src = PRIV(g)->frame_buffer;
for (int y = 0; y < GDISP_SCREEN_HEIGHT; y++) {
for (int x = 0; x < GDISP_SCREEN_WIDTH; x++) {
uint8_t val = (uint16_t)*src * g->g.Backlight / 100;
PRIV(g)->write_buffer[get_led_address(g, x, y)] = CIE1931_CURVE[val];
++src;
}
}
write_ram(g, PRIV(g)->page, IS31_PWM_REG, IS31_PWM_SIZE);
gfxSleepMilliseconds(1);
write_register(g, IS31_FUNCTIONREG, IS31_REG_PICTDISP, PRIV(g)->page);
g->flags &= ~GDISP_FLG_NEEDFLUSH;
}
# endif
# if GDISP_HARDWARE_DRAWPIXEL
LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) {
coord_t x, y;
switch (g->g.Orientation) {
default:
case GDISP_ROTATE_0:
x = g->p.x;
y = g->p.y;
break;
case GDISP_ROTATE_180:
x = GDISP_SCREEN_WIDTH - 1 - g->p.x;
y = g->p.y;
break;
}
PRIV(g)->frame_buffer[y * GDISP_SCREEN_WIDTH + x] = gdispColor2Native(g->p.color);
g->flags |= GDISP_FLG_NEEDFLUSH;
}
# endif
# if GDISP_HARDWARE_PIXELREAD
LLDSPEC color_t gdisp_lld_get_pixel_color(GDisplay *g) {
coord_t x, y;
switch (g->g.Orientation) {
default:
case GDISP_ROTATE_0:
x = g->p.x;
y = g->p.y;
break;
case GDISP_ROTATE_180:
x = GDISP_SCREEN_WIDTH - 1 - g->p.x;
y = g->p.y;
break;
}
return gdispNative2Color(PRIV(g)->frame_buffer[y * GDISP_SCREEN_WIDTH + x]);
}
# endif
# if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
LLDSPEC void gdisp_lld_control(GDisplay *g) {
switch (g->p.x) {
case GDISP_CONTROL_POWER:
if (g->g.Powermode == (powermode_t)g->p.ptr) return;
switch ((powermode_t)g->p.ptr) {
case powerOff:
case powerSleep:
case powerDeepSleep:
write_register(g, IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_OFF);
break;
case powerOn:
write_register(g, IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_ON);
break;
default:
return;
}
g->g.Powermode = (powermode_t)g->p.ptr;
return;
case GDISP_CONTROL_ORIENTATION:
if (g->g.Orientation == (orientation_t)g->p.ptr) return;
switch ((orientation_t)g->p.ptr) {
/* Rotation is handled by the drawing routines */
case GDISP_ROTATE_0:
case GDISP_ROTATE_180:
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_90:
case GDISP_ROTATE_270:
g->g.Height = GDISP_SCREEN_WIDTH;
g->g.Width = GDISP_SCREEN_HEIGHT;
break;
default:
return;
}
g->g.Orientation = (orientation_t)g->p.ptr;
return;
case GDISP_CONTROL_BACKLIGHT:
if (g->g.Backlight == (unsigned)g->p.ptr) return;
unsigned val = (unsigned)g->p.ptr;
g->g.Backlight = val > 100 ? 100 : val;
g->flags |= GDISP_FLG_NEEDFLUSH;
return;
}
}
# endif // GDISP_NEED_CONTROL
#endif // GFX_USE_GDISP

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/*
Copyright 2016 Fred Sundvik <fsundvik@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _GDISP_LLD_CONFIG_H
#define _GDISP_LLD_CONFIG_H
#if GFX_USE_GDISP
/*===========================================================================*/
/* Driver hardware support. */
/*===========================================================================*/
# define GDISP_HARDWARE_FLUSH GFXON // This controller requires flushing
# define GDISP_HARDWARE_DRAWPIXEL GFXON
# define GDISP_HARDWARE_PIXELREAD GFXON
# define GDISP_HARDWARE_CONTROL GFXON
# define GDISP_LLD_PIXELFORMAT GDISP_PIXELFORMAT_GRAY256
#endif /* GFX_USE_GDISP */
#endif /* _GDISP_LLD_CONFIG_H */

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/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
#ifndef _GDISP_LLD_BOARD_H
#define _GDISP_LLD_BOARD_H
#include "quantum.h"
#define ST7565_LCD_BIAS ST7565_LCD_BIAS_7
#define ST7565_COM_SCAN ST7565_COM_SCAN_DEC
#define ST7565_PAGE_ORDER 0, 1, 2, 3
/*
* Custom page order for several LCD boards, e.g. HEM12864-99
* #define ST7565_PAGE_ORDER 4,5,6,7,0,1,2,3
*/
#define ST7565_A0_PIN C7
#define ST7565_RST_PIN C8
#define ST7565_MOSI_PIN C6
#define ST7565_SCLK_PIN C5
#define ST7565_SS_PIN C4
// DSPI Clock and Transfer Attributes
// Frame Size: 8 bits
// MSB First
// CLK Low by default
static const SPIConfig spi1config = {
// Operation complete callback or @p NULL.
.end_cb = NULL,
// The chip select line port - when not using pcs.
.ssport = PAL_PORT(ST7565_SS_PIN),
// brief The chip select line pad number - when not using pcs.
.sspad = PAL_PAD(ST7565_SS_PIN),
// SPI initialization data.
.tar0 = SPIx_CTARn_FMSZ(7) // Frame size = 8 bytes
| SPIx_CTARn_ASC(1) // After SCK Delay Scaler (min 50 ns) = 55.56ns
| SPIx_CTARn_DT(0) // Delay After Transfer Scaler (no minimum)= 27.78ns
| SPIx_CTARn_CSSCK(0) // PCS to SCK Delay Scaler (min 20 ns) = 27.78ns
| SPIx_CTARn_PBR(0) // Baud Rate Prescaler = 2
| SPIx_CTARn_BR(0) // Baud rate (min 50ns) = 55.56ns
};
static GFXINLINE void acquire_bus(GDisplay *g) {
(void)g;
// Only the LCD is using the SPI bus, so no need to acquire
// spiAcquireBus(&SPID1);
spiSelect(&SPID1);
}
static GFXINLINE void release_bus(GDisplay *g) {
(void)g;
// Only the LCD is using the SPI bus, so no need to release
// spiReleaseBus(&SPID1);
spiUnselect(&SPID1);
}
static GFXINLINE void init_board(GDisplay *g) {
(void)g;
setPinOutput(ST7565_A0_PIN);
writePinHigh(ST7565_A0_PIN);
setPinOutput(ST7565_RST_PIN);
writePinHigh(ST7565_RST_PIN);
setPinOutput(ST7565_SS_PIN);
palSetPadMode(PAL_PORT(ST7565_MOSI_PIN), PAL_PAD(ST7565_MOSI_PIN), PAL_MODE_ALTERNATIVE_2);
palSetPadMode(PAL_PORT(ST7565_SCLK_PIN), PAL_PAD(ST7565_SCLK_PIN), PAL_MODE_ALTERNATIVE_2);
spiInit();
spiStart(&SPID1, &spi1config);
release_bus(g);
}
static GFXINLINE void post_init_board(GDisplay *g) { (void)g; }
static GFXINLINE void setpin_reset(GDisplay *g, bool_t state) {
(void)g;
writePin(ST7565_RST_PIN, !state);
}
static GFXINLINE void write_cmd(GDisplay *g, gU8 cmd) {
(void)g;
writePinLow(ST7565_A0_PIN);
spiSend(&SPID1, 1, &cmd);
}
static GFXINLINE void write_data(GDisplay *g, gU8 *data, gU16 length) {
(void)g;
writePinHigh(ST7565_A0_PIN);
spiSend(&SPID1, length, data);
}
#endif /* _GDISP_LLD_BOARD_H */

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GFXINC += drivers/ugfx/gdisp/st7565
GFXSRC += drivers/ugfx/gdisp/st7565/gdisp_lld_ST7565.c
GDISP_DRIVER_LIST += GDISPVMT_ST7565_QMK

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/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
#include "gfx.h"
#if GFX_USE_GDISP
# define GDISP_DRIVER_VMT GDISPVMT_ST7565_QMK
# include "gdisp_lld_config.h"
# include "src/gdisp/gdisp_driver.h"
# include "board_st7565.h"
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
# ifndef GDISP_SCREEN_HEIGHT
# define GDISP_SCREEN_HEIGHT LCD_HEIGHT
# endif
# ifndef GDISP_SCREEN_WIDTH
# define GDISP_SCREEN_WIDTH LCD_WIDTH
# endif
# ifndef GDISP_INITIAL_CONTRAST
# define GDISP_INITIAL_CONTRAST 35
# endif
# ifndef GDISP_INITIAL_BACKLIGHT
# define GDISP_INITIAL_BACKLIGHT 100
# endif
# define GDISP_FLG_NEEDFLUSH (GDISP_FLG_DRIVER << 0)
# include "st7565.h"
/*===========================================================================*/
/* Driver config defaults for backward compatibility. */
/*===========================================================================*/
# ifndef ST7565_LCD_BIAS
# define ST7565_LCD_BIAS ST7565_LCD_BIAS_7
# endif
# ifndef ST7565_ADC
# define ST7565_ADC ST7565_ADC_NORMAL
# endif
# ifndef ST7565_COM_SCAN
# define ST7565_COM_SCAN ST7565_COM_SCAN_INC
# endif
# ifndef ST7565_PAGE_ORDER
# define ST7565_PAGE_ORDER 0, 1, 2, 3, 4, 5, 6, 7
# endif
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
// Some common routines and macros
# define RAM(g) ((gU8 *)g->priv)
# define write_cmd2(g, cmd1, cmd2) \
{ \
write_cmd(g, cmd1); \
write_cmd(g, cmd2); \
}
# define write_cmd3(g, cmd1, cmd2, cmd3) \
{ \
write_cmd(g, cmd1); \
write_cmd(g, cmd2); \
write_cmd(g, cmd3); \
}
// Some common routines and macros
# define delay(us) gfxSleepMicroseconds(us)
# define delay_ms(ms) gfxSleepMilliseconds(ms)
# define xyaddr(x, y) ((x) + ((y) >> 3) * GDISP_SCREEN_WIDTH)
# define xybit(y) (1 << ((y)&7))
/*===========================================================================*/
/* Driver exported functions. */
/*===========================================================================*/
/*
* As this controller can't update on a pixel boundary we need to maintain the
* the entire display surface in memory so that we can do the necessary bit
* operations. Fortunately it is a small display in monochrome.
* 64 * 128 / 8 = 1024 bytes.
*/
LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
// The private area is the display surface.
g->priv = gfxAlloc(GDISP_SCREEN_HEIGHT * GDISP_SCREEN_WIDTH / 8);
if (!g->priv) {
return gFalse;
}
// Initialise the board interface
init_board(g);
// Hardware reset
setpin_reset(g, TRUE);
gfxSleepMilliseconds(20);
setpin_reset(g, FALSE);
gfxSleepMilliseconds(20);
acquire_bus(g);
write_cmd(g, ST7565_LCD_BIAS);
write_cmd(g, ST7565_ADC);
write_cmd(g, ST7565_COM_SCAN);
write_cmd(g, ST7565_START_LINE | 0);
write_cmd2(g, ST7565_CONTRAST, GDISP_INITIAL_CONTRAST * 64 / 101);
write_cmd(g, ST7565_RESISTOR_RATIO | 0x1);
// turn on voltage converter (VC=1, VR=0, VF=0)
write_cmd(g, ST7565_POWER_CONTROL | 0x04);
delay_ms(50);
// turn on voltage regulator (VC=1, VR=1, VF=0)
write_cmd(g, ST7565_POWER_CONTROL | 0x06);
delay_ms(50);
// turn on voltage follower (VC=1, VR=1, VF=1)
write_cmd(g, ST7565_POWER_CONTROL | 0x07);
delay_ms(50);
write_cmd(g, ST7565_DISPLAY_ON);
write_cmd(g, ST7565_ALLON_NORMAL);
write_cmd(g, ST7565_INVERT_DISPLAY); // Disable Inversion of display.
write_cmd(g, ST7565_RMW);
// Finish Init
post_init_board(g);
// Release the bus
release_bus(g);
/* Initialise the GDISP structure */
g->g.Width = GDISP_SCREEN_WIDTH;
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Orientation = GDISP_ROTATE_0;
g->g.Powermode = powerOff;
g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
g->g.Contrast = GDISP_INITIAL_CONTRAST;
return TRUE;
}
# if GDISP_HARDWARE_FLUSH
LLDSPEC void gdisp_lld_flush(GDisplay *g) {
unsigned p;
// Don't flush if we don't need it.
if (!(g->flags & GDISP_FLG_NEEDFLUSH)) return;
acquire_bus(g);
gU8 pagemap[] = {ST7565_PAGE_ORDER};
for (p = 0; p < sizeof(pagemap); p++) {
write_cmd(g, ST7565_PAGE | pagemap[p]);
write_cmd(g, ST7565_COLUMN_MSB | 0);
write_cmd(g, ST7565_COLUMN_LSB | 0);
write_cmd(g, ST7565_RMW);
write_data(g, RAM(g) + (p * GDISP_SCREEN_WIDTH), GDISP_SCREEN_WIDTH);
}
release_bus(g);
g->flags &= ~GDISP_FLG_NEEDFLUSH;
}
# endif
# if GDISP_HARDWARE_DRAWPIXEL
LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) {
coord_t x, y;
switch (g->g.Orientation) {
default:
case GDISP_ROTATE_0:
x = g->p.x;
y = g->p.y;
break;
case GDISP_ROTATE_90:
x = g->p.y;
y = GDISP_SCREEN_HEIGHT - 1 - g->p.x;
break;
case GDISP_ROTATE_180:
x = GDISP_SCREEN_WIDTH - 1 - g->p.x;
y = GDISP_SCREEN_HEIGHT - 1 - g->p.y;
break;
case GDISP_ROTATE_270:
x = GDISP_SCREEN_HEIGHT - 1 - g->p.y;
y = g->p.x;
break;
}
if (gdispColor2Native(g->p.color) != Black)
RAM(g)[xyaddr(x, y)] |= xybit(y);
else
RAM(g)[xyaddr(x, y)] &= ~xybit(y);
g->flags |= GDISP_FLG_NEEDFLUSH;
}
# endif
# if GDISP_HARDWARE_PIXELREAD
LLDSPEC color_t gdisp_lld_get_pixel_color(GDisplay *g) {
coord_t x, y;
switch (g->g.Orientation) {
default:
case GDISP_ROTATE_0:
x = g->p.x;
y = g->p.y;
break;
case GDISP_ROTATE_90:
x = g->p.y;
y = GDISP_SCREEN_HEIGHT - 1 - g->p.x;
break;
case GDISP_ROTATE_180:
x = GDISP_SCREEN_WIDTH - 1 - g->p.x;
y = GDISP_SCREEN_HEIGHT - 1 - g->p.y;
break;
case GDISP_ROTATE_270:
x = GDISP_SCREEN_HEIGHT - 1 - g->p.y;
y = g->p.x;
break;
}
return (RAM(g)[xyaddr(x, y)] & xybit(y)) ? White : Black;
}
# endif
# if GDISP_HARDWARE_BITFILLS
LLDSPEC void gdisp_lld_blit_area(GDisplay *g) {
uint8_t *buffer = (uint8_t *)g->p.ptr;
int linelength = g->p.cx;
for (int i = 0; i < g->p.cy; i++) {
unsigned dstx = g->p.x;
unsigned dsty = g->p.y + i;
unsigned srcx = g->p.x1;
unsigned srcy = g->p.y1 + i;
unsigned srcbit = srcy * g->p.x2 + srcx;
for (int j = 0; j < linelength; j++) {
uint8_t src = buffer[srcbit / 8];
uint8_t bit = 7 - (srcbit % 8);
uint8_t bitset = (src >> bit) & 1;
uint8_t *dst = &(RAM(g)[xyaddr(dstx, dsty)]);
if (bitset) {
*dst |= xybit(dsty);
} else {
*dst &= ~xybit(dsty);
}
dstx++;
srcbit++;
}
}
g->flags |= GDISP_FLG_NEEDFLUSH;
}
# endif
# if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
LLDSPEC void gdisp_lld_control(GDisplay *g) {
switch (g->p.x) {
case GDISP_CONTROL_POWER:
if (g->g.Powermode == (powermode_t)g->p.ptr) return;
switch ((powermode_t)g->p.ptr) {
case powerOff:
case powerSleep:
case powerDeepSleep:
acquire_bus(g);
write_cmd(g, ST7565_DISPLAY_OFF);
release_bus(g);
break;
case powerOn:
acquire_bus(g);
write_cmd(g, ST7565_DISPLAY_ON);
release_bus(g);
break;
default:
return;
}
g->g.Powermode = (powermode_t)g->p.ptr;
return;
case GDISP_CONTROL_ORIENTATION:
if (g->g.Orientation == (orientation_t)g->p.ptr) return;
switch ((orientation_t)g->p.ptr) {
/* Rotation is handled by the drawing routines */
case GDISP_ROTATE_0:
case GDISP_ROTATE_180:
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_90:
case GDISP_ROTATE_270:
g->g.Height = GDISP_SCREEN_WIDTH;
g->g.Width = GDISP_SCREEN_HEIGHT;
break;
default:
return;
}
g->g.Orientation = (orientation_t)g->p.ptr;
return;
case GDISP_CONTROL_CONTRAST:
if ((unsigned)g->p.ptr > 100) g->p.ptr = (void *)100;
acquire_bus(g);
write_cmd2(g, ST7565_CONTRAST, ((((unsigned)g->p.ptr) << 6) / 101) & 0x3F);
release_bus(g);
g->g.Contrast = (unsigned)g->p.ptr;
return;
}
}
# endif // GDISP_NEED_CONTROL
#endif // GFX_USE_GDISP

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@ -1,27 +0,0 @@
/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
#ifndef _GDISP_LLD_CONFIG_H
#define _GDISP_LLD_CONFIG_H
#if GFX_USE_GDISP
/*===========================================================================*/
/* Driver hardware support. */
/*===========================================================================*/
# define GDISP_HARDWARE_FLUSH GFXON // This controller requires flushing
# define GDISP_HARDWARE_DRAWPIXEL GFXON
# define GDISP_HARDWARE_PIXELREAD GFXON
# define GDISP_HARDWARE_CONTROL GFXON
# define GDISP_HARDWARE_BITFILLS GFXON
# define GDISP_LLD_PIXELFORMAT GDISP_PIXELFORMAT_MONO
#endif /* GFX_USE_GDISP */
#endif /* _GDISP_LLD_CONFIG_H */

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@ -1,39 +0,0 @@
/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
#ifndef _ST7565_H
#define _ST7565_H
#define ST7565_CONTRAST 0x81
#define ST7565_ALLON_NORMAL 0xA4
#define ST7565_ALLON 0xA5
#define ST7565_POSITIVE_DISPLAY 0xA6
#define ST7565_INVERT_DISPLAY 0xA7
#define ST7565_DISPLAY_OFF 0xAE
#define ST7565_DISPLAY_ON 0xAF
#define ST7565_LCD_BIAS_7 0xA3
#define ST7565_LCD_BIAS_9 0xA2
#define ST7565_ADC_NORMAL 0xA0
#define ST7565_ADC_REVERSE 0xA1
#define ST7565_COM_SCAN_INC 0xC0
#define ST7565_COM_SCAN_DEC 0xC8
#define ST7565_START_LINE 0x40
#define ST7565_PAGE 0xB0
#define ST7565_COLUMN_MSB 0x10
#define ST7565_COLUMN_LSB 0x00
#define ST7565_RMW 0xE0
#define ST7565_RESISTOR_RATIO 0x20
#define ST7565_POWER_CONTROL 0x28
#define ST7565_RESET 0xE2
#endif /* _ST7565_H */