Creality Ender 3 v2 (#17719)

2020-06-16 01:45:27 -05:00
parent 642112d3eb
commit f4c258dc23
37 changed files with 5379 additions and 82 deletions
--- a/Marlin/src/lcd/dwin/eeprom_BL24CXX.h
+++ b/Marlin/src/lcd/dwin/eeprom_BL24CXX.h
@@ -0,0 +1,86 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 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/>.
+ *
+ */
+#pragma once
+
+/********************************************************************************
+ * @file     eeprom_BL24CXX.h
+ * @brief    i2c EEPROM for Ender 3 v2 board (4.2.2)
+ ********************************************************************************/
+
+#include <libmaple/gpio.h>
+
+/******************** IIC ********************/
+
+//IO方向设置
+#define SDA_IN()  do{ PIN_MAP[IIC_EEPROM_SDA].gpio_device->regs->CRH &= 0XFFFF0FFF; PIN_MAP[IIC_EEPROM_SDA].gpio_device->regs->CRH |= 8 << 12; }while(0)
+#define SDA_OUT() do{ PIN_MAP[IIC_EEPROM_SDA].gpio_device->regs->CRH &= 0XFFFF0FFF; PIN_MAP[IIC_EEPROM_SDA].gpio_device->regs->CRH |= 3 << 12; }while(0)
+
+//IO操作函数
+#define IIC_SCL_0()   WRITE(IIC_EEPROM_SCL, LOW)
+#define IIC_SCL_1()   WRITE(IIC_EEPROM_SCL, HIGH)
+#define IIC_SDA_0()   WRITE(IIC_EEPROM_SDA, LOW)
+#define IIC_SDA_1()   WRITE(IIC_EEPROM_SDA, HIGH)
+#define READ_SDA()    READ(IIC_EEPROM_SDA)
+
+class BL24CXX;
+
+// IIC所有操作函数
+class IIC {
+friend class BL24CXX;
+protected:
+  static void init();                // 初始化IIC的IO口
+  static void start();               // 发送IIC开始信号
+  static void stop();                // 发送IIC停止信号
+  static void send_byte(uint8_t txd); // IIC发送一个字节
+  static uint8_t read_byte(unsigned char ack); // IIC读取一个字节
+  static uint8_t wait_ack();         // IIC等待ACK信号
+  static void ack();                 // IIC发送ACK信号
+  static void nAck();                // IIC不发送ACK信号
+
+  static void write_one_byte(uint8_t daddr, uint8_t addr, uint8_t data);
+  static uint8_t read_one_byte(uint8_t daddr, uint8_t addr);
+};
+
+/******************** EEPROM ********************/
+
+#define BL24C01     127
+#define BL24C02     255
+#define BL24C04     511
+#define BL24C08    1023
+#define BL24C16    2047
+#define BL24C32    4095
+#define BL24C64    8191
+#define BL24C128  16383
+#define BL24C256  32767
+#define EE_TYPE BL24C16
+
+class BL24CXX {
+public:
+  static void init(); //初始化IIC
+  static uint8_t check();  //检查器件
+  static uint8_t readOneByte(uint16_t ReadAddr);                       //指定地址读取一个字节
+  static void writeOneByte(uint16_t WriteAddr, uint8_t DataToWrite);   //指定地址写入一个字节
+  static void writeLenByte(uint16_t WriteAddr, uint32_t DataToWrite, uint8_t Len);//指定地址开始写入指定长度的数据
+  static uint32_t readLenByte(uint16_t ReadAddr, uint8_t Len);         //指定地址开始读取指定长度数据
+  static void write(uint16_t WriteAddr, uint8_t *pBuffer, uint16_t NumToWrite);  //从指定地址开始写入指定长度的数据
+  static void read(uint16_t ReadAddr, uint8_t *pBuffer, uint16_t NumToRead);     //从指定地址开始读出指定长度的数据
+};