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@@ -1,254 +0,0 @@
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-/**
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- * Marlin 3D Printer Firmware
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- * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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- *
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- * Based on Sprinter and grbl.
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- * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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- *
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- * This program is free software: you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation, either version 3 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program. If not, see <http://www.gnu.org/licenses/>.
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- *
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- */
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-
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-/**
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- * Based on U8G2 code - u8x8_byte.c
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- *
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- * Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
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- *
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- * Copyright (c) 2016, olikraus@gmail.com
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- * All rights reserved.
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- *
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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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- *
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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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- *
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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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- *
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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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-
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-/**
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- * Software i2c,
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- * ignores ACK response (which is anyway not provided by some displays)
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- * also does not allow reading from the device
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- */
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-
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-#ifdef TARGET_LPC1768
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-
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64
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-#include "../../inc/MarlinConfigPre.h"
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-
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66
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-#if HAS_GRAPHICAL_LCD
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-
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68
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-#include <U8glib.h>
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69
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-
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70
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-//void pinMode(int16_t pin, uint8_t mode);
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71
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-//void digitalWrite(int16_t pin, uint8_t pin_status);
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72
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-
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73
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-
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74
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-#define I2C_SLA (0x3C*2)
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75
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-//#define I2C_CMD_MODE 0x080
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76
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-#define I2C_CMD_MODE 0x000
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77
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-#define I2C_DATA_MODE 0x040
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78
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-
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79
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-//static uint8_t I2C_speed; // 3 - 400KHz, 13 - 100KHz
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80
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-//#define SPEED_400KHz 3
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81
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-//#define SPEED_100KHz 13
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82
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-
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83
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-// #define U8G_I2C_OPT_FAST 16
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84
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-
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85
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-uint8_t SCL_pin_HAL_LPC1768_sw_I2C, SCL_port_HAL_LPC1768_sw_I2C, SDA_pin_HAL_LPC1768_sw_I2C, SDA_port_HAL_LPC1768_sw_I2C;
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86
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-
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87
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-#define SPI_SPEED 2 //20: 200KHz 5:750KHz 2:3-4MHz
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88
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-
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-uint8_t u8g_i2c_send_byte_sw(uint8_t data) {
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90
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- for (uint8_t i = 0; i < 9; i++) { // 1 extra bit for the ack/nak
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91
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-
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92
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- if (val & 0x80)
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93
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- for (uint8_t j = 0; j < SPI_SPEED; j++) {
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94
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- LPC_GPIO(SDA_port_HAL_LPC1768_sw_I2C)->FIOSET = LPC_PIN(SDA_pin_HAL_LPC1768_sw_I2C);
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95
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- LPC_GPIO(SDA_port_HAL_LPC1768_sw_I2C)->FIOSET = LPC_PIN(SDA_pin_HAL_LPC1768_sw_I2C);
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96
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- LPC_GPIO(SDA_port_HAL_LPC1768_sw_I2C)->FIOSET = LPC_PIN(SDA_pin_HAL_LPC1768_sw_I2C);
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- }
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- else
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- for (uint8_t j = 0; j < SPI_SPEED; j++) {
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100
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- LPC_GPIO(SDA_port_HAL_LPC1768_sw_I2C)->FIOCLR = LPC_PIN(SDA_pin_HAL_LPC1768_sw_I2C);
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101
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- LPC_GPIO(SDA_port_HAL_LPC1768_sw_I2C)->FIOCLR = LPC_PIN(SDA_pin_HAL_LPC1768_sw_I2C);
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102
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- LPC_GPIO(SDA_port_HAL_LPC1768_sw_I2C)->FIOCLR = LPC_PIN(SDA_pin_HAL_LPC1768_sw_I2C);
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103
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- }
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104
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-
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105
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- for (uint8_t j = 0; j < SPI_SPEED; j++) {
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106
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- LPC_GPIO(SCL_port_HAL_LPC1768_sw_I2C)->FIOSET = LPC_PIN(SCL_pin_HAL_LPC1768_sw_I2C);
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107
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- LPC_GPIO(SCL_port_HAL_LPC1768_sw_I2C)->FIOSET = LPC_PIN(SCL_pin_HAL_LPC1768_sw_I2C);
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108
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- LPC_GPIO(SCL_port_HAL_LPC1768_sw_I2C)->FIOSET = LPC_PIN(SCL_pin_HAL_LPC1768_sw_I2C);
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- LPC_GPIO(SCL_port_HAL_LPC1768_sw_I2C)->FIOSET = LPC_PIN(SCL_pin_HAL_LPC1768_sw_I2C);
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110
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- LPC_GPIO(SCL_port_HAL_LPC1768_sw_I2C)->FIOSET = LPC_PIN(SCL_pin_HAL_LPC1768_sw_I2C);
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111
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- }
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-
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- for (uint8_t j = 0; j < SPI_SPEED; j++) {
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- LPC_GPIO(SCL_port_HAL_LPC1768_sw_I2C)->FIOCLR = LPC_PIN(SCL_pin_HAL_LPC1768_sw_I2C);
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- LPC_GPIO(SCL_port_HAL_LPC1768_sw_I2C)->FIOCLR = LPC_PIN(SCL_pin_HAL_LPC1768_sw_I2C);
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- }
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- val <<= 1;
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- }
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- return 1;
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-}
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-
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-
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-uint8_t u8g_i2c_start_sw(uint8_t sla) { // assert start condition and then send slave address with write bit
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- /* send the start condition, both lines go from 1 to 0 */
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-
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- LPC_GPIO(SDA_port_HAL_LPC1768_sw_I2C)->FIOCLR = LPC_PIN(SDA_pin_HAL_LPC1768_sw_I2C);
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127
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- LPC_GPIO(SCL_port_HAL_LPC1768_sw_I2C)->FIOCLR = LPC_PIN(SCL_pin_HAL_LPC1768_sw_I2C);
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128
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- DELAY_US(2);
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- LPC_GPIO(SCL_port_HAL_LPC1768_sw_I2C)->FIOSET = LPC_PIN(SCL_pin_HAL_LPC1768_sw_I2C);
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- DELAY_US(2);
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- LPC_GPIO(SDA_port_HAL_LPC1768_sw_I2C)->FIOSET = LPC_PIN(SDA_pin_HAL_LPC1768_sw_I2C);
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- DELAY_US(2);
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- LPC_GPIO(SDA_port_HAL_LPC1768_sw_I2C)->FIOCLR = LPC_PIN(SDA_pin_HAL_LPC1768_sw_I2C);
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- DELAY_US(2);
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- LPC_GPIO(SCL_port_HAL_LPC1768_sw_I2C)->FIOCLR = LPC_PIN(SCL_pin_HAL_LPC1768_sw_I2C);
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-
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- u8g_i2c_send_byte_sw(I2C_SLA); // send slave address with write bit
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-}
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-
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-
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-void u8g_i2c_stop_sw() { }
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-
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-void u8g_i2c_init_sw(uint8_t clock_option) { u8g_i2c_start(0); } // send slave address and write bit
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-
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-uint8_t u8g_com_ssd_I2C_start_sequence_sw(u8g_t *u8g) {
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- /* are we requested to set the a0 state? */
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- if (u8g->pin_list[U8G_PI_SET_A0] == 0) return 1;
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-
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- /* setup bus, might be a repeated start */
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- if (u8g_i2c_start(I2C_SLA) == 0) return 0;
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- if (u8g->pin_list[U8G_PI_A0_STATE] == 0) {
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- if (u8g_i2c_send_byte(I2C_CMD_MODE) == 0) return 0;
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- }
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- else if (u8g_i2c_send_byte(I2C_DATA_MODE) == 0) return 0;
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-
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- u8g->pin_list[U8G_PI_SET_A0] = 0;
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-
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- return 1;
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-}
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-
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-uint8_t u8g_com_HAL_LPC1768_ssd_sw_i2c_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr) {
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162
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- switch (msg) {
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163
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- case U8G_COM_MSG_INIT:
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164
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-
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- #define LPC1768_PIN_PORT(pin) ((uint8_t)((pin >> 5) & 0b111))
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166
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- #define LPC1768_PIN_PIN(pin) ((uint8_t)(pin & 0b11111))
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167
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- SCL_pin_HAL_LPC1768_sw_I2C = LPC1768_PIN_PIN(u8g->pin_list[U8G_PI_SCL]);
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168
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- SCL_port_HAL_LPC1768_sw_I2C = LPC1768_PIN_PORT(u8g->pin_list[U8G_PI_SCL]);
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- SDA_pin_HAL_LPC1768_sw_I2C = LPC1768_PIN_PIN(u8g->pin_list[U8G_PI_SDA]);
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170
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- SDA_port_HAL_LPC1768_sw_I2C = LPC1768_PIN_PORT(u8g->pin_list[U8G_PI_SDA]);
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- // As defined by Arduino INPUT(0x0), OUTPUT(0x1), INPUT_PULLUP(0x2)
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- #define OUTPUT 0x1
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- u8g_SetPIOutput(u8g, U8G_PI_SCL);
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- u8g_SetPIOutput(u8g, U8G_PI_SDA);
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175
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- if (U8G_PIN_NONE != u8g->pin_list[U8G_PI_CS]) u8g_SetPIOutput(u8g, U8G_PI_CS);
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176
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- if (U8G_PIN_NONE != u8g->pin_list[U8G_PI_A0]) u8g_SetPIOutput(u8g, U8G_PI_A0);
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177
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- if (U8G_PIN_NONE != u8g->pin_list[U8G_PI_RESET]) u8g_SetPIOutput(u8g, U8G_PI_RESET);
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178
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-
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179
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- //u8g_com_arduino_digital_write(u8g, U8G_PI_SCL, HIGH);
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180
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- //u8g_com_arduino_digital_write(u8g, U8G_PI_SDA, HIGH);
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181
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- //u8g->pin_list[U8G_PI_A0_STATE] = 0; /* initial RS state: unknown mode */
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182
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-
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183
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- u8g_i2c_init_sw(u8g->pin_list[U8G_PI_I2C_OPTION]);
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184
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- u8g_com_ssd_I2C_start_sequence_sw(u8g);
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185
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- break;
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186
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-
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187
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- case U8G_COM_MSG_STOP: break;
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188
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-
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189
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- case U8G_COM_MSG_RESET: break;
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190
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-
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191
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- case U8G_COM_MSG_CHIP_SELECT:
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192
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- u8g->pin_list[U8G_PI_A0_STATE] = 0;
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193
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- u8g->pin_list[U8G_PI_SET_A0] = 1; /* force a0 to set again, also forces start condition */
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194
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- if (arg_val == 0) {
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195
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- /* disable chip, send stop condition */
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196
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- u8g_i2c_stop_sw();
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197
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- }
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198
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- else {
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199
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- /* enable, do nothing: any byte writing will trigger the i2c start */
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200
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- }
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201
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- break;
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202
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-
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203
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- case U8G_COM_MSG_WRITE_BYTE:
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204
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- //u8g->pin_list[U8G_PI_SET_A0] = 1;
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205
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- //if (u8g_com_arduino_ssd_start_sequence(u8g) == 0)
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206
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- // return u8g_i2c_stop(), 0;
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207
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- if (u8g_i2c_send_byte_sw(arg_val) == 0)
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208
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- return u8g_i2c_stop_sw(), 0;
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209
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- // u8g_i2c_stop();
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210
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- break;
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211
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-
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212
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- case U8G_COM_MSG_WRITE_SEQ: {
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213
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- //u8g->pin_list[U8G_PI_SET_A0] = 1;
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214
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- if (u8g_com_ssd_I2C_start_sequence_sw(u8g) == 0)
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215
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- return u8g_i2c_stop_sw(), 0;
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216
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-
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217
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- uint8_t *ptr = (uint8_t *)arg_ptr;
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218
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- while (arg_val > 0) {
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219
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- if (u8g_i2c_send_byte_sw(*ptr++) == 0)
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220
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- return u8g_i2c_stop_sw(), 0;
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221
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- arg_val--;
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222
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- }
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223
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- }
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224
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- // u8g_i2c_stop();
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225
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- break;
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226
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-
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227
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- case U8G_COM_MSG_WRITE_SEQ_P: {
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228
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- //u8g->pin_list[U8G_PI_SET_A0] = 1;
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229
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- if (u8g_com_ssd_I2C_start_sequence_sw(u8g) == 0)
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230
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- return u8g_i2c_stop_sw(), 0;
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231
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-
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232
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- uint8_t *ptr = (uint8_t *)arg_ptr;
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233
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- while (arg_val > 0) {
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234
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- if (u8g_i2c_send_byte_sw(u8g_pgm_read(ptr)) == 0) return 0;
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235
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- ptr++;
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236
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- arg_val--;
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237
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- }
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238
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- }
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239
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- // u8g_i2c_stop();
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240
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- break;
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241
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-
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242
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- case U8G_COM_MSG_ADDRESS: /* define cmd (arg_val = 0) or data mode (arg_val = 1) */
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243
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- u8g->pin_list[U8G_PI_A0_STATE] = arg_val;
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244
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- u8g->pin_list[U8G_PI_SET_A0] = 1; /* force a0 to set again */
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245
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- u8g_i2c_start_sw(0); // send slave address and write bit
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246
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- u8g_i2c_send_byte_sw(arg_val ? 0x40 : 0x80); // Write to ? Graphics DRAM mode : Command mode
|
|
247
|
|
- break;
|
|
248
|
|
- }
|
|
249
|
|
- return 1;
|
|
250
|
|
-}
|
|
251
|
|
-
|
|
252
|
|
-#endif // HAS_GRAPHICAL_LCD
|
|
253
|
|
-
|
|
254
|
|
-#endif // TARGET_LPC1768
|
0r31
4 lat temu