Enable RRDFGSC on Due
This commit is contained in:
Bob-the-Kuhn
Scott Lahteine
parent
b259bb4670
commit
a142fab155
212
Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_st7920_sw_spi.cpp
Normal file
212
Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_st7920_sw_spi.cpp
Normal file
|
|
@ -0,0 +1,212 @@
|
||||||
|
/**
|
||||||
|
* Marlin 3D Printer Firmware
|
||||||
|
* Copyright (C) 2016, 2017 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
|
||||||
|
*
|
||||||
|
* Based on Sprinter and grbl.
|
||||||
|
* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
|
||||||
|
*
|
||||||
|
* 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 3 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/>.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
|
||||||
|
/*
|
||||||
|
|
||||||
|
based on u8g_com_st7920_hw_spi.c
|
||||||
|
|
||||||
|
Universal 8bit Graphics Library
|
||||||
|
|
||||||
|
Copyright (c) 2011, 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.
|
||||||
|
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifdef __SAM3X8E__
|
||||||
|
|
||||||
|
#include <U8glib.h>
|
||||||
|
#include <Arduino.h>
|
||||||
|
#include "../../core/macros.h"
|
||||||
|
|
||||||
|
|
||||||
|
void u8g_SetPIOutput_DUE(u8g_t *u8g, uint8_t pin_index) {
|
||||||
|
PIO_Configure(g_APinDescription[u8g->pin_list[pin_index]].pPort, PIO_OUTPUT_1,
|
||||||
|
g_APinDescription[u8g->pin_list[pin_index]].ulPin, g_APinDescription[u8g->pin_list[pin_index]].ulPinConfiguration); // OUTPUT
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
void u8g_SetPILevel_DUE(u8g_t *u8g, uint8_t pin_index, uint8_t level) {
|
||||||
|
volatile Pio* port = g_APinDescription[u8g->pin_list[pin_index]].pPort;
|
||||||
|
uint32_t mask = g_APinDescription[u8g->pin_list[pin_index]].ulPin;
|
||||||
|
if (level) port->PIO_SODR = mask;
|
||||||
|
else port->PIO_CODR = mask;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
#define nop() __asm__ __volatile__("nop;\n\t":::)
|
||||||
|
|
||||||
|
void __delay_4cycles(uint32_t cy) __attribute__ ((weak));
|
||||||
|
FORCE_INLINE void __delay_4cycles(uint32_t cy) { // +1 cycle
|
||||||
|
#if ARCH_PIPELINE_RELOAD_CYCLES<2
|
||||||
|
#define EXTRA_NOP_CYCLES "nop"
|
||||||
|
#else
|
||||||
|
#define EXTRA_NOP_CYCLES ""
|
||||||
|
#endif
|
||||||
|
|
||||||
|
__asm__ __volatile__(
|
||||||
|
".syntax unified" "\n\t" // is to prevent CM0,CM1 non-unified syntax
|
||||||
|
|
||||||
|
"loop%=:" "\n\t"
|
||||||
|
" subs %[cnt],#1" "\n\t"
|
||||||
|
EXTRA_NOP_CYCLES "\n\t"
|
||||||
|
" bne loop%=" "\n\t"
|
||||||
|
: [cnt]"+r"(cy) // output: +r means input+output
|
||||||
|
: // input:
|
||||||
|
: "cc" // clobbers:
|
||||||
|
);
|
||||||
|
}
|
||||||
|
|
||||||
|
Pio *SCK_pPio, *MOSI_pPio;
|
||||||
|
uint32_t SCK_dwMask, MOSI_dwMask;
|
||||||
|
|
||||||
|
static void spiSend_sw_DUE(uint8_t val) // 800KHz
|
||||||
|
{
|
||||||
|
for (uint8_t i = 0; i < 8; i++) {
|
||||||
|
if (val & 0x80)
|
||||||
|
MOSI_pPio->PIO_SODR = MOSI_dwMask;
|
||||||
|
else
|
||||||
|
MOSI_pPio->PIO_CODR = MOSI_dwMask;
|
||||||
|
val = val << 1;
|
||||||
|
__delay_4cycles(2);
|
||||||
|
SCK_pPio->PIO_SODR = SCK_dwMask;
|
||||||
|
__delay_4cycles(22);
|
||||||
|
SCK_pPio->PIO_CODR = SCK_dwMask;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static uint8_t rs_last_state = 255;
|
||||||
|
|
||||||
|
static void u8g_com_DUE_st7920_write_byte_sw_spi(uint8_t rs, uint8_t val)
|
||||||
|
{
|
||||||
|
uint8_t i;
|
||||||
|
|
||||||
|
if ( rs != rs_last_state) { // time to send a command/data byte
|
||||||
|
rs_last_state = rs;
|
||||||
|
|
||||||
|
if ( rs == 0 )
|
||||||
|
/* command */
|
||||||
|
spiSend_sw_DUE(0x0f8);
|
||||||
|
else
|
||||||
|
/* data */
|
||||||
|
spiSend_sw_DUE(0x0fa);
|
||||||
|
|
||||||
|
for( i = 0; i < 4; i++ ) // give the controller some time to process the data
|
||||||
|
u8g_10MicroDelay(); // 2 is bad, 3 is OK, 4 is safe
|
||||||
|
}
|
||||||
|
|
||||||
|
spiSend_sw_DUE(val & 0x0f0);
|
||||||
|
spiSend_sw_DUE(val << 4);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
uint8_t u8g_com_HAL_DUE_ST7920_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr)
|
||||||
|
{
|
||||||
|
switch(msg)
|
||||||
|
{
|
||||||
|
case U8G_COM_MSG_INIT:
|
||||||
|
SCK_pPio = g_APinDescription[u8g->pin_list[U8G_PI_SCK]].pPort;
|
||||||
|
SCK_dwMask = g_APinDescription[u8g->pin_list[U8G_PI_SCK]].ulPin;
|
||||||
|
MOSI_pPio = g_APinDescription[u8g->pin_list[U8G_PI_MOSI]].pPort;
|
||||||
|
MOSI_dwMask = g_APinDescription[u8g->pin_list[U8G_PI_MOSI]].ulPin;
|
||||||
|
|
||||||
|
u8g_SetPILevel_DUE(u8g, U8G_PI_CS, 0);
|
||||||
|
u8g_SetPIOutput_DUE(u8g, U8G_PI_CS);
|
||||||
|
u8g_SetPILevel_DUE(u8g, U8G_PI_SCK, 0);
|
||||||
|
u8g_SetPIOutput_DUE(u8g, U8G_PI_SCK);
|
||||||
|
u8g_SetPILevel_DUE(u8g, U8G_PI_MOSI, 0);
|
||||||
|
u8g_SetPILevel_DUE(u8g, U8G_PI_MOSI, 1);
|
||||||
|
u8g_SetPIOutput_DUE(u8g, U8G_PI_MOSI);
|
||||||
|
u8g_Delay(5);
|
||||||
|
u8g->pin_list[U8G_PI_A0_STATE] = 0; /* inital RS state: command mode */
|
||||||
|
break;
|
||||||
|
|
||||||
|
case U8G_COM_MSG_STOP:
|
||||||
|
break;
|
||||||
|
|
||||||
|
case U8G_COM_MSG_RESET:
|
||||||
|
if (U8G_PIN_NONE != u8g->pin_list[U8G_PI_RESET]) u8g_SetPILevel_DUE(u8g, U8G_PI_RESET, arg_val);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case U8G_COM_MSG_ADDRESS: /* define cmd (arg_val = 0) or data mode (arg_val = 1) */
|
||||||
|
u8g->pin_list[U8G_PI_A0_STATE] = arg_val;
|
||||||
|
break;
|
||||||
|
|
||||||
|
case U8G_COM_MSG_CHIP_SELECT:
|
||||||
|
if (U8G_PIN_NONE != u8g->pin_list[U8G_PI_CS])
|
||||||
|
u8g_SetPILevel_DUE(u8g, U8G_PI_CS, arg_val); //note: the st7920 has an active high chip select
|
||||||
|
break;
|
||||||
|
|
||||||
|
case U8G_COM_MSG_WRITE_BYTE:
|
||||||
|
|
||||||
|
u8g_com_DUE_st7920_write_byte_sw_spi(u8g->pin_list[U8G_PI_A0_STATE], arg_val);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case U8G_COM_MSG_WRITE_SEQ:
|
||||||
|
{
|
||||||
|
uint8_t *ptr = (uint8_t*) arg_ptr;
|
||||||
|
while( arg_val > 0 )
|
||||||
|
{
|
||||||
|
u8g_com_DUE_st7920_write_byte_sw_spi(u8g->pin_list[U8G_PI_A0_STATE], *ptr++);
|
||||||
|
arg_val--;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
|
||||||
|
case U8G_COM_MSG_WRITE_SEQ_P:
|
||||||
|
{
|
||||||
|
uint8_t *ptr = (uint8_t*) arg_ptr;
|
||||||
|
while( arg_val > 0 )
|
||||||
|
{
|
||||||
|
u8g_com_DUE_st7920_write_byte_sw_spi(u8g->pin_list[U8G_PI_A0_STATE], *ptr++);
|
||||||
|
arg_val--;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
#pragma GCC reset_options
|
||||||
|
#endif //ARDUINO_ARCH_SAM
|
||||||
|
|
@ -62,14 +62,6 @@ class U8GLIB_ST7920_128X64_RRD : public U8GLIB
|
||||||
};
|
};
|
||||||
|
|
||||||
|
|
||||||
extern u8g_dev_t u8g_dev_st7920_128x64_custom_sw_spi;
|
|
||||||
class U8GLIB_ST7920_128X64_CUSTOM_SW_SPI : public U8GLIB {
|
|
||||||
public:
|
|
||||||
U8GLIB_ST7920_128X64_CUSTOM_SW_SPI()
|
|
||||||
: U8GLIB(&u8g_dev_st7920_128x64_custom_sw_spi)
|
|
||||||
{ }
|
|
||||||
};
|
|
||||||
|
|
||||||
extern u8g_dev_t u8g_dev_sh1106_128x64_2x_i2c_2_wire;
|
extern u8g_dev_t u8g_dev_sh1106_128x64_2x_i2c_2_wire;
|
||||||
class U8GLIB_SH1106_128X64_2X_I2C_2_WIRE : public U8GLIB {
|
class U8GLIB_SH1106_128X64_2X_I2C_2_WIRE : public U8GLIB {
|
||||||
public:
|
public:
|
||||||
|
|
|
||||||
|
|
@ -31,8 +31,13 @@
|
||||||
uint8_t u8g_com_arduino_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
|
uint8_t u8g_com_arduino_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
|
||||||
#define U8G_COM_HAL_HW_SPI_FN u8g_com_arduino_hw_spi_fn
|
#define U8G_COM_HAL_HW_SPI_FN u8g_com_arduino_hw_spi_fn
|
||||||
|
|
||||||
uint8_t u8g_com_arduino_st7920_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
|
#ifdef __SAM3X8E__
|
||||||
#define U8G_COM_ST7920_HAL_SW_SPI u8g_com_arduino_st7920_spi_fn
|
uint8_t u8g_com_HAL_DUE_ST7920_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
|
||||||
|
#define U8G_COM_ST7920_HAL_SW_SPI u8g_com_HAL_DUE_ST7920_sw_spi_fn
|
||||||
|
#else
|
||||||
|
uint8_t u8g_com_arduino_st7920_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
|
||||||
|
#define U8G_COM_ST7920_HAL_SW_SPI u8g_com_arduino_st7920_spi_fn
|
||||||
|
#endif
|
||||||
|
|
||||||
uint8_t u8g_com_arduino_st7920_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
|
uint8_t u8g_com_arduino_st7920_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
|
||||||
#define U8G_COM_ST7920_HAL_HW_SPI u8g_com_arduino_st7920_hw_spi_fn
|
#define U8G_COM_ST7920_HAL_HW_SPI u8g_com_arduino_st7920_hw_spi_fn
|
||||||
|
|
|
||||||
|
|
@ -1,276 +0,0 @@
|
||||||
/**
|
|
||||||
* Marlin 3D Printer Firmware
|
|
||||||
* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
|
|
||||||
*
|
|
||||||
* Based on Sprinter and grbl.
|
|
||||||
* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
|
|
||||||
*
|
|
||||||
* 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 3 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/>.
|
|
||||||
*
|
|
||||||
*/
|
|
||||||
|
|
||||||
/*
|
|
||||||
* PLEASE NOTE >>>
|
|
||||||
* We need our custom implementation for Software SPI, as the default implementation
|
|
||||||
* of U8GLIB, when running in an ARM based board, is too fast and the display will not
|
|
||||||
* recognize commands and/or data at such speeds. This implementation autoderives the
|
|
||||||
* required delays to get the maximum possible performance by using the F_CPU macro that
|
|
||||||
* specifies the CPU speed. According to the ST7920 datasheet, the maximum SCLK is 1MHz.
|
|
||||||
*/
|
|
||||||
|
|
||||||
#ifndef ULCDST7920_SWSPI_H
|
|
||||||
#define ULCDST7920_SWSPI_H
|
|
||||||
|
|
||||||
#include "../../inc/MarlinConfig.h"
|
|
||||||
|
|
||||||
#if ENABLED(U8GLIB_ST7920)
|
|
||||||
|
|
||||||
#include <U8glib.h>
|
|
||||||
#include "HAL_LCD_com_defines.h"
|
|
||||||
|
|
||||||
#define ST7920_CLK_PIN LCD_PINS_D4
|
|
||||||
#define ST7920_DAT_PIN LCD_PINS_ENABLE
|
|
||||||
#define ST7920_CS_PIN LCD_PINS_RS
|
|
||||||
|
|
||||||
//#define PAGE_HEIGHT 8 //128 byte framebuffer
|
|
||||||
#define PAGE_HEIGHT 16 //256 byte framebuffer
|
|
||||||
//#define PAGE_HEIGHT 32 //512 byte framebuffer
|
|
||||||
|
|
||||||
#define LCD_PIXEL_WIDTH 128
|
|
||||||
#define LCD_PIXEL_HEIGHT 64
|
|
||||||
|
|
||||||
//set optimization so ARDUINO optimizes this file
|
|
||||||
#pragma GCC optimize (3)
|
|
||||||
|
|
||||||
/* ---------------- Delay Cycles routine -------------- */
|
|
||||||
|
|
||||||
#ifdef __arm__
|
|
||||||
/* https://blueprints.launchpad.net/gcc-arm-embedded/+spec/delay-cycles */
|
|
||||||
|
|
||||||
#define nop() __asm__ __volatile__("nop;\n\t":::)
|
|
||||||
|
|
||||||
FORCE_INLINE static void __delay_4cycles(uint32_t cy) { // +1 cycle
|
|
||||||
#if ARCH_PIPELINE_RELOAD_CYCLES<2
|
|
||||||
#define EXTRA_NOP_CYCLES "nop"
|
|
||||||
#else
|
|
||||||
#define EXTRA_NOP_CYCLES ""
|
|
||||||
#endif
|
|
||||||
|
|
||||||
__asm__ __volatile__(
|
|
||||||
".syntax unified" "\n\t" // is to prevent CM0,CM1 non-unified syntax
|
|
||||||
|
|
||||||
"loop%=:" "\n\t"
|
|
||||||
" subs %[cnt],#1" "\n\t"
|
|
||||||
EXTRA_NOP_CYCLES "\n\t"
|
|
||||||
" bne loop%=" "\n\t"
|
|
||||||
: [cnt]"+r"(cy) // output: +r means input+output
|
|
||||||
: // input:
|
|
||||||
: "cc" // clobbers:
|
|
||||||
);
|
|
||||||
}
|
|
||||||
|
|
||||||
FORCE_INLINE static void DELAY_CYCLES(uint32_t x) {
|
|
||||||
|
|
||||||
if (__builtin_constant_p(x)) {
|
|
||||||
|
|
||||||
#define MAXNOPS 4
|
|
||||||
|
|
||||||
if (x <= (MAXNOPS)) {
|
|
||||||
switch(x) { case 4: nop(); case 3: nop(); case 2: nop(); case 1: nop(); }
|
|
||||||
}
|
|
||||||
else { // because of +1 cycle inside delay_4cycles
|
|
||||||
const uint32_t rem = (x - 1) % (MAXNOPS);
|
|
||||||
switch(rem) { case 3: nop(); case 2: nop(); case 1: nop(); }
|
|
||||||
if ((x = (x - 1) / (MAXNOPS)))
|
|
||||||
__delay_4cycles(x); // if need more then 4 nop loop is more optimal
|
|
||||||
}
|
|
||||||
}
|
|
||||||
else
|
|
||||||
__delay_4cycles(x / 4);
|
|
||||||
}
|
|
||||||
|
|
||||||
#ifdef __TEST_DELAY
|
|
||||||
|
|
||||||
void calibrateTimer() {
|
|
||||||
|
|
||||||
// Use DWT to calibrate cycles
|
|
||||||
uint32_t count = 0;
|
|
||||||
|
|
||||||
// addresses of registers
|
|
||||||
volatile uint32_t *DWT_CONTROL = (uint32_t *)0xE0001000,
|
|
||||||
*DWT_CYCCNT = (uint32_t *)0xE0001004,
|
|
||||||
*DEMCR = (uint32_t *)0xE000EDFC;
|
|
||||||
|
|
||||||
cli();
|
|
||||||
|
|
||||||
// enable the use DWT
|
|
||||||
*DEMCR = *DEMCR | 0x01000000;
|
|
||||||
|
|
||||||
// Reset cycle counter
|
|
||||||
*DWT_CYCCNT = 0;
|
|
||||||
|
|
||||||
// enable cycle counter
|
|
||||||
*DWT_CONTROL = *DWT_CONTROL | 1;
|
|
||||||
|
|
||||||
// Perform a delay of 10000 cycles
|
|
||||||
DELAY_CYCLES(10000U);
|
|
||||||
|
|
||||||
// number of cycles stored in count variable
|
|
||||||
count = *DWT_CYCCNT;
|
|
||||||
|
|
||||||
sei();
|
|
||||||
|
|
||||||
SERIAL_ECHO_START();
|
|
||||||
SERIAL_ECHOLNPAIR("calibrated Cycles: ", (int)count);
|
|
||||||
}
|
|
||||||
|
|
||||||
#endif // __TEST_DELAY
|
|
||||||
|
|
||||||
#elif defined(__AVR__)
|
|
||||||
#define DELAY_CYCLES(cycles) __builtin_avr_delay_cycles(cycles)
|
|
||||||
#else
|
|
||||||
#error "DELAY_CYCLES not implemented for this architecture."
|
|
||||||
#endif
|
|
||||||
|
|
||||||
/* ---------------- Delay in nanoseconds and in microseconds */
|
|
||||||
|
|
||||||
#define DELAY_NS(x) DELAY_CYCLES( (x) * (F_CPU/1000000) / 1000)
|
|
||||||
#define DELAY_US(x) DELAY_CYCLES( (x) * (F_CPU/1000000))
|
|
||||||
|
|
||||||
/* ---------------- ST7920 commands ------------------------ */
|
|
||||||
|
|
||||||
#ifdef __arm__
|
|
||||||
|
|
||||||
/* ARM: Plain implementation is more than enough */
|
|
||||||
static void ST7920_SWSPI_SND_8BIT(uint8_t val) {
|
|
||||||
uint8_t n = 8;
|
|
||||||
do {
|
|
||||||
WRITE(ST7920_CLK_PIN, LOW);
|
|
||||||
WRITE(ST7920_DAT_PIN, val & 0x80);
|
|
||||||
DELAY_NS(700); /* RE-ARM requires 700ns to be stable, RAMPS4DUE works with 500ns */
|
|
||||||
WRITE(ST7920_CLK_PIN, HIGH);
|
|
||||||
DELAY_NS(700); /* RE-ARM requires 700ns to be stable, RAMPS4DUE works with 500ns */
|
|
||||||
val <<= 1;
|
|
||||||
} while (--n);
|
|
||||||
}
|
|
||||||
|
|
||||||
#else // !ARM
|
|
||||||
|
|
||||||
/* AVR: Unrolling loop makes sense */
|
|
||||||
#define ST7920_SND_BIT(nr) \
|
|
||||||
WRITE(ST7920_CLK_PIN, LOW); \
|
|
||||||
WRITE(ST7920_DAT_PIN, TEST(val, nr)); \
|
|
||||||
DELAY_NS(700); \
|
|
||||||
WRITE(ST7920_CLK_PIN, HIGH); \
|
|
||||||
DELAY_NS(700);
|
|
||||||
|
|
||||||
static void ST7920_SWSPI_SND_8BIT(const uint8_t val) {
|
|
||||||
ST7920_SND_BIT(7); // MSBit
|
|
||||||
ST7920_SND_BIT(6); //
|
|
||||||
ST7920_SND_BIT(5); //
|
|
||||||
ST7920_SND_BIT(4); //
|
|
||||||
ST7920_SND_BIT(3); //
|
|
||||||
ST7920_SND_BIT(2); //
|
|
||||||
ST7920_SND_BIT(1); //
|
|
||||||
ST7920_SND_BIT(0); // LSBit
|
|
||||||
}
|
|
||||||
|
|
||||||
#endif // !ARM
|
|
||||||
|
|
||||||
#define ST7920_CS() { WRITE(ST7920_CS_PIN,1); DELAY_NS(200); }
|
|
||||||
#define ST7920_NCS() { WRITE(ST7920_CS_PIN,0); }
|
|
||||||
#define ST7920_SET_CMD() { ST7920_SWSPI_SND_8BIT(0xF8); DELAY_US(3); }
|
|
||||||
#define ST7920_SET_DAT() { ST7920_SWSPI_SND_8BIT(0xFA); DELAY_US(3); }
|
|
||||||
#define ST7920_WRITE_BYTE(a) { ST7920_SWSPI_SND_8BIT((uint8_t)((a)&0xF0u)); ST7920_SWSPI_SND_8BIT((uint8_t)((a)<<4u)); DELAY_US(3); }
|
|
||||||
#define ST7920_WRITE_BYTES(p,l) { for (uint8_t i = l + 1; --i;) { ST7920_SWSPI_SND_8BIT(*p&0xF0); ST7920_SWSPI_SND_8BIT(*p<<4); p++; } DELAY_US(3); }
|
|
||||||
|
|
||||||
|
|
||||||
uint8_t u8g_dev_st7920_custom_sw_spi_128x64_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg) {
|
|
||||||
|
|
||||||
uint8_t i, y;
|
|
||||||
switch (msg) {
|
|
||||||
case U8G_DEV_MSG_INIT: {
|
|
||||||
|
|
||||||
/* Set to output and write */
|
|
||||||
OUT_WRITE(ST7920_CS_PIN, LOW);
|
|
||||||
OUT_WRITE(ST7920_DAT_PIN, LOW);
|
|
||||||
OUT_WRITE(ST7920_CLK_PIN, HIGH);
|
|
||||||
|
|
||||||
ST7920_CS();
|
|
||||||
u8g_Delay(120); //initial delay for boot up
|
|
||||||
|
|
||||||
ST7920_SET_CMD();
|
|
||||||
ST7920_WRITE_BYTE(0x08); //display off, cursor+blink off
|
|
||||||
ST7920_WRITE_BYTE(0x01); //clear CGRAM ram
|
|
||||||
u8g_Delay(15); //delay for CGRAM clear
|
|
||||||
ST7920_WRITE_BYTE(0x3E); //extended mode + GDRAM active
|
|
||||||
for (y = 0; y < (LCD_PIXEL_HEIGHT) / 2; y++) { //clear GDRAM
|
|
||||||
ST7920_WRITE_BYTE(0x80 | y); //set y
|
|
||||||
ST7920_WRITE_BYTE(0x80); //set x = 0
|
|
||||||
ST7920_SET_DAT();
|
|
||||||
for (i = 0; i < 2 * (LCD_PIXEL_WIDTH) / 8; i++) //2x width clears both segments
|
|
||||||
ST7920_WRITE_BYTE(0);
|
|
||||||
ST7920_SET_CMD();
|
|
||||||
}
|
|
||||||
|
|
||||||
ST7920_WRITE_BYTE(0x0C); //display on, cursor+blink off
|
|
||||||
ST7920_NCS();
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
|
|
||||||
case U8G_DEV_MSG_STOP:
|
|
||||||
break;
|
|
||||||
|
|
||||||
case U8G_DEV_MSG_PAGE_NEXT: {
|
|
||||||
u8g_pb_t* pb = (u8g_pb_t*)(dev->dev_mem);
|
|
||||||
y = pb->p.page_y0;
|
|
||||||
uint8_t* ptr = (uint8_t*)pb->buf;
|
|
||||||
|
|
||||||
ST7920_CS();
|
|
||||||
for (i = 0; i < PAGE_HEIGHT; i ++) {
|
|
||||||
ST7920_SET_CMD();
|
|
||||||
if (y < 32) {
|
|
||||||
ST7920_WRITE_BYTE(0x80 | y); //y
|
|
||||||
ST7920_WRITE_BYTE(0x80); //x=0
|
|
||||||
}
|
|
||||||
else {
|
|
||||||
ST7920_WRITE_BYTE(0x80 | (y - 32)); //y
|
|
||||||
ST7920_WRITE_BYTE(0x80 | 8); //x=64
|
|
||||||
}
|
|
||||||
ST7920_SET_DAT();
|
|
||||||
ST7920_WRITE_BYTES(ptr, (LCD_PIXEL_WIDTH) / 8); //ptr is incremented inside of macro
|
|
||||||
y++;
|
|
||||||
}
|
|
||||||
|
|
||||||
ST7920_NCS();
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
#if PAGE_HEIGHT == 8
|
|
||||||
return u8g_dev_pb8h1_base_fn(u8g, dev, msg, arg);
|
|
||||||
#elif PAGE_HEIGHT == 16
|
|
||||||
return u8g_dev_pb16h1_base_fn(u8g, dev, msg, arg);
|
|
||||||
#else
|
|
||||||
return u8g_dev_pb32h1_base_fn(u8g, dev, msg, arg);
|
|
||||||
#endif
|
|
||||||
}
|
|
||||||
|
|
||||||
static uint8_t u8g_dev_st7920_128x64_custom_sw_spi_buf[(LCD_PIXEL_WIDTH) * (PAGE_HEIGHT) / 8] U8G_NOCOMMON;
|
|
||||||
static u8g_pb_t u8g_dev_st7920_128x64_custom_sw_spi_pb = {{PAGE_HEIGHT, LCD_PIXEL_HEIGHT, 0, 0, 0}, LCD_PIXEL_WIDTH, u8g_dev_st7920_128x64_custom_sw_spi_buf};
|
|
||||||
u8g_dev_t u8g_dev_st7920_128x64_custom_sw_spi = {u8g_dev_st7920_custom_sw_spi_128x64_fn, &u8g_dev_st7920_128x64_custom_sw_spi_pb, &u8g_com_null_fn};
|
|
||||||
|
|
||||||
#pragma GCC reset_options
|
|
||||||
|
|
||||||
#endif // U8GLIB_ST7920
|
|
||||||
#endif // ULCDST7920_SWSPI_H
|
|
||||||
|
|
@ -199,7 +199,7 @@ U8G_PB_DEV(u8g_dev_st7920_128x64_HAL_hw_spi, WIDTH, HEIGHT, PAGE_HEIGHT, u8g_dev
|
||||||
u8g_dev_t u8g_dev_st7920_128x64_HAL_4x_hw_spi = { u8g_dev_st7920_128x64_HAL_4x_fn, &u8g_dev_st7920_128x64_HAL_4x_pb, U8G_COM_ST7920_HAL_HW_SPI };
|
u8g_dev_t u8g_dev_st7920_128x64_HAL_4x_hw_spi = { u8g_dev_st7920_128x64_HAL_4x_fn, &u8g_dev_st7920_128x64_HAL_4x_pb, U8G_COM_ST7920_HAL_HW_SPI };
|
||||||
|
|
||||||
|
|
||||||
#ifdef U8G_HAL_LINKS
|
#if defined(U8G_HAL_LINKS) || defined(__SAM3X8E__)
|
||||||
// Also use this device for HAL version of rrd class. This results in the same device being used
|
// Also use this device for HAL version of rrd class. This results in the same device being used
|
||||||
// for the ST7920 for HAL systems no matter what is selected in ultralcd_impl_DOGM.h.
|
// for the ST7920 for HAL systems no matter what is selected in ultralcd_impl_DOGM.h.
|
||||||
u8g_dev_t u8g_dev_st7920_128x64_rrd_sw_spi = { u8g_dev_st7920_128x64_HAL_4x_fn, &u8g_dev_st7920_128x64_HAL_4x_pb, U8G_COM_ST7920_HAL_SW_SPI };
|
u8g_dev_t u8g_dev_st7920_128x64_rrd_sw_spi = { u8g_dev_st7920_128x64_HAL_4x_fn, &u8g_dev_st7920_128x64_HAL_4x_pb, U8G_COM_ST7920_HAL_SW_SPI };
|
||||||
|
|
|
||||||
|
|
@ -27,7 +27,7 @@
|
||||||
|
|
||||||
#if ENABLED(U8GLIB_ST7920)
|
#if ENABLED(U8GLIB_ST7920)
|
||||||
|
|
||||||
#ifndef U8G_HAL_LINKS
|
#if !(defined(U8G_HAL_LINKS) || defined(__SAM3X8E__))
|
||||||
|
|
||||||
#define ST7920_CLK_PIN LCD_PINS_D4
|
#define ST7920_CLK_PIN LCD_PINS_D4
|
||||||
#define ST7920_DAT_PIN LCD_PINS_ENABLE
|
#define ST7920_DAT_PIN LCD_PINS_ENABLE
|
||||||
|
|
|
||||||
|
|
@ -169,9 +169,6 @@
|
||||||
#else
|
#else
|
||||||
U8GLIB_ST7920_128X64_4X u8g(LCD_PINS_RS); // 2 stripes, HW SPI (shared with SD card)
|
U8GLIB_ST7920_128X64_4X u8g(LCD_PINS_RS); // 2 stripes, HW SPI (shared with SD card)
|
||||||
#endif
|
#endif
|
||||||
#elif ENABLED(U8GLIB_ST7920) && defined(__arm__)
|
|
||||||
// RepRap Discount Full Graphics Smart Controller on an ARM target
|
|
||||||
U8GLIB_ST7920_128X64_CUSTOM_SW_SPI u8g;
|
|
||||||
|
|
||||||
#elif ENABLED(U8GLIB_ST7920)
|
#elif ENABLED(U8GLIB_ST7920)
|
||||||
// RepRap Discount Full Graphics Smart Controller
|
// RepRap Discount Full Graphics Smart Controller
|
||||||
|
|
@ -190,6 +187,7 @@
|
||||||
// Based on the Adafruit ST7565 (http://www.adafruit.com/products/250)
|
// Based on the Adafruit ST7565 (http://www.adafruit.com/products/250)
|
||||||
//U8GLIB_LM6059 u8g(DOGLCD_CS, DOGLCD_A0); // 8 stripes
|
//U8GLIB_LM6059 u8g(DOGLCD_CS, DOGLCD_A0); // 8 stripes
|
||||||
U8GLIB_LM6059_2X u8g(DOGLCD_CS, DOGLCD_A0); // 4 stripes
|
U8GLIB_LM6059_2X u8g(DOGLCD_CS, DOGLCD_A0); // 4 stripes
|
||||||
|
|
||||||
#elif ENABLED(U8GLIB_ST7565_64128N)
|
#elif ENABLED(U8GLIB_ST7565_64128N)
|
||||||
// The MaKrPanel, Mini Viki, and Viki 2.0, ST7565 controller
|
// The MaKrPanel, Mini Viki, and Viki 2.0, ST7565 controller
|
||||||
//U8GLIB_64128N_2X_HAL u8g(DOGLCD_CS, DOGLCD_A0); // using HW-SPI
|
//U8GLIB_64128N_2X_HAL u8g(DOGLCD_CS, DOGLCD_A0); // using HW-SPI
|
||||||
|
|
|
||||||
|
|
@ -95,6 +95,7 @@ framework = arduino
|
||||||
board = due
|
board = due
|
||||||
build_flags = ${common.build_flags} -I $BUILDSRC_DIR
|
build_flags = ${common.build_flags} -I $BUILDSRC_DIR
|
||||||
lib_deps = ${common.lib_deps}
|
lib_deps = ${common.lib_deps}
|
||||||
|
lib_ignore = TMC26XStepper
|
||||||
src_filter = ${common.default_src_filter}
|
src_filter = ${common.default_src_filter}
|
||||||
|
|
||||||
#
|
#
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue