/********************************************************************************************************************* * TC264 Opensourec Library 即（TC264 开源库）是一个基于官方 SDK 接口的第三方开源库 * Copyright (c) 2022 SEEKFREE 逐飞科技 * * 本文件是 TC264 开源库的一部分 * * TC264 开源库 是免费软件 * 您可以根据自由软件基金会发布的 GPL（GNU General Public License，即 GNU通用公共许可证）的条款 * 即 GPL 的第3版（即 GPL3.0）或（您选择的）任何后来的版本，重新发布和/或修改它 * * 本开源库的发布是希望它能发挥作用，但并未对其作任何的保证 * 甚至没有隐含的适销性或适合特定用途的保证 * 更多细节请参见 GPL * * 您应该在收到本开源库的同时收到一份 GPL 的副本 * 如果没有，请参阅 * * 额外注明： * 本开源库使用 GPL3.0 开源许可证协议 以上许可申明为译文版本 * 许可申明英文版在 libraries/doc 文件夹下的 GPL3_permission_statement.txt 文件中 * 许可证副本在 libraries 文件夹下 即该文件夹下的 LICENSE 文件 * 欢迎各位使用并传播本程序 但修改内容时必须保留逐飞科技的版权声明（即本声明） * * 文件名称 zf_device_ov7725 * 公司名称 成都逐飞科技有限公司 * 版本信息 查看 libraries/doc 文件夹内 version 文件 版本说明 * 开发环境 ADS v1.10.2 * 适用平台 TC264D * 店铺链接 https://seekfree.taobao.com/ * * 修改记录 * 日期 作者 备注 * 2022-09-15 pudding first version * 2023-04-28 pudding 增加中文注释说明 ********************************************************************************************************************/ /********************************************************************************************************************* * 接线定义： * ------------------------------------ * 模块管脚 单片机管脚 * TXD/SCL 查看 zf_device_ov7725.h 中 OV7725_COF_UART_TX 或 OV7725_COF_IIC_SCL 宏定义 * RXD/SDA 查看 zf_device_ov7725.h 中 OV7725_COF_UART_RX 或 OV7725_COF_IIC_SDA 宏定义 * PCLK 查看 zf_device_ov7725.h 中 OV7725_PCLK_PIN 宏定义 * VSY 查看 zf_device_ov7725.h 中 OV7725_VSYNC_PIN 宏定义 * D0-D7 查看 zf_device_ov7725.h 中 OV7725_DATA_PIN 宏定义 从该定义开始的连续八个引脚 * VCC 3.3V电源 * GND 电源地 * 其余引脚悬空 * ------------------------------------ ********************************************************************************************************************/ #ifndef _zf_device_ov7725_h_ #define _zf_device_ov7725_h_ #include "zf_device_type.h" //================================================定义 OV7725 基本配置================================================ #define OV7725_COF_UART (UART_1) // 小钻风配置串口 #define OV7725_COF_BAUR (9600) // 小钻风配置串口波特率 #define OV7725_COF_UART_TX (UART1_RX_P02_3) // 小钻风 UART-TX 引脚 要接在单片机 RX 上 #define OV7725_COF_UART_RX (UART1_TX_P02_2) // 小钻风 UART-RX 引脚 要接在单片机 TX 上 #define OV7725_COF_IIC_DELAY (640 ) // 小钻风 IIC 延时 #define OV7725_COF_IIC_SCL (P02_3) // 小钻风 IIC-SCL 引脚 #define OV7725_COF_IIC_SDA (P02_2) // 小钻风 IIC-SDA 引脚 #define OV7725_DMA_CH (IfxDma_ChannelId_5) // ERU触发DMA通道禁止随意修改 #define OV7725_PCLK_PIN (ERU_CH2_REQ14_P02_1) // GPIO触发TIM引脚禁止随意修改 #define OV7725_VSYNC_PIN (ERU_CH3_REQ6_P02_0 ) // 场中断引脚 #define OV7725_VSYNC_PORT_PIN (P02_0 ) // 场中断引脚 #define OV7725_DATA_PIN (P00_0 ) // 数据引脚 这里是 只能是 GPIOx0 或者 GPIOx8 开始 连续八个引脚例如 F0-F7 #define OV7725_DATA_ADD get_port_in_addr(OV7725_DATA_PIN) #define OV7725_INIT_TIMEOUT (0x0080) // 默认的摄像头初始化超时时间 毫秒为单位 //================================================定义 OV7725 基本配置================================================ //================================================定义 OV7725 参数配置================================================ #define OV7725_W (160) // 图像宽度 80/160/240/320 #define OV7725_H (120) // 图像高度 60/120/180/240 #define OV7725_IMAGE_SIZE (OV7725_W * OV7725_H / 8) // 整体图像大小 OV7725_IMAGE_SIZE 不能超过 65535 #define OV7725_CONTRAST_DEF (0x30) // 阈值设置 摄像头二值化阈值 过大和过小的数值会被摄像头自动修正 #define OV7725_FPS_DEF (50 ) // 帧率设置 最高 150 帧 但最小分辨率才能达到最高帧率 //================================================定义 OV7725 参数配置================================================ //==============================================定义 OV7725 IIC 内部地址============================================== #define OV7725_ID (0x21) // 摄像头ID号 #define OV7725_GAIN (0x00) // 以下为摄像头寄存器 #define OV7725_BLUE (0x01) #define OV7725_RED (0x02) #define OV7725_GREEN (0x03) #define OV7725_BAVG (0x05) #define OV7725_GAVG (0x06) #define OV7725_RAVG (0x07) #define OV7725_AECH (0x08) #define OV7725_COM2 (0x09) #define OV7725_PID (0x0A) #define OV7725_VER (0x0B) #define OV7725_COM3 (0x0C) #define OV7725_COM4 (0x0D) #define OV7725_COM5 (0x0E) #define OV7725_COM6 (0x0F) #define OV7725_AEC (0x10) #define OV7725_CLKRC (0x11) #define OV7725_COM7 (0x12) #define OV7725_COM8 (0x13) #define OV7725_COM9 (0x14) #define OV7725_COM10 (0x15) #define OV7725_REG16 (0x16) #define OV7725_HSTART (0x17) #define OV7725_HSIZE (0x18) #define OV7725_VSTRT (0x19) #define OV7725_VSIZE (0x1A) #define OV7725_PSHFT (0x1B) #define OV7725_MIDH (0x1C) #define OV7725_MIDL (0x1D) #define OV7725_LAEC (0x1F) #define OV7725_COM11 (0x20) #define OV7725_BDBase (0x22) #define OV7725_BDMStep (0x23) #define OV7725_AEW (0x24) #define OV7725_AEB (0x25) #define OV7725_VPT (0x26) #define OV7725_REG28 (0x28) #define OV7725_HOutSize (0x29) #define OV7725_EXHCH (0x2A) #define OV7725_EXHCL (0x2B) #define OV7725_VOutSize (0x2C) #define OV7725_ADVFL (0x2D) #define OV7725_ADVFH (0x2E) #define OV7725_YAVE (0x2F) #define OV7725_LumHTh (0x30) #define OV7725_LumLTh (0x31) #define OV7725_HREF (0x32) #define OV7725_DM_LNL (0x33) #define OV7725_DM_LNH (0x34) #define OV7725_ADoff_B (0x35) #define OV7725_ADoff_R (0x36) #define OV7725_ADoff_Gb (0x37) #define OV7725_ADoff_Gr (0x38) #define OV7725_Off_B (0x39) #define OV7725_Off_R (0x3A) #define OV7725_Off_Gb (0x3B) #define OV7725_Off_Gr (0x3C) #define OV7725_COM12 (0x3D) #define OV7725_COM13 (0x3E) #define OV7725_COM14 (0x3F) #define OV7725_COM16 (0x41) #define OV7725_TGT_B (0x42) #define OV7725_TGT_R (0x43) #define OV7725_TGT_Gb (0x44) #define OV7725_TGT_Gr (0x45) #define OV7725_LC_CTR (0x46) #define OV7725_LC_XC (0x47) #define OV7725_LC_YC (0x48) #define OV7725_LC_COEF (0x49) #define OV7725_LC_RADI (0x4A) #define OV7725_LC_COEFB (0x4B) #define OV7725_LC_COEFR (0x4C) #define OV7725_FixGain (0x4D) #define OV7725_AREF1 (0x4F) #define OV7725_AREF6 (0x54) #define OV7725_UFix (0x60) #define OV7725_VFix (0x61) #define OV7725_AWBb_blk (0x62) #define OV7725_AWB_Ctrl0 (0x63) #define OV7725_DSP_Ctrl1 (0x64) #define OV7725_DSP_Ctrl2 (0x65) #define OV7725_DSP_Ctrl3 (0x66) #define OV7725_DSP_Ctrl4 (0x67) #define OV7725_AWB_bias (0x68) #define OV7725_AWBCtrl1 (0x69) #define OV7725_AWBCtrl2 (0x6A) #define OV7725_AWBCtrl3 (0x6B) #define OV7725_AWBCtrl4 (0x6C) #define OV7725_AWBCtrl5 (0x6D) #define OV7725_AWBCtrl6 (0x6E) #define OV7725_AWBCtrl7 (0x6F) #define OV7725_AWBCtrl8 (0x70) #define OV7725_AWBCtrl9 (0x71) #define OV7725_AWBCtrl10 (0x72) #define OV7725_AWBCtrl11 (0x73) #define OV7725_AWBCtrl12 (0x74) #define OV7725_AWBCtrl13 (0x75) #define OV7725_AWBCtrl14 (0x76) #define OV7725_AWBCtrl15 (0x77) #define OV7725_AWBCtrl16 (0x78) #define OV7725_AWBCtrl17 (0x79) #define OV7725_AWBCtrl18 (0x7A) #define OV7725_AWBCtrl19 (0x7B) #define OV7725_AWBCtrl20 (0x7C) #define OV7725_AWBCtrl21 (0x7D) #define OV7725_GAM1 (0x7E) #define OV7725_GAM2 (0x7F) #define OV7725_GAM3 (0x80) #define OV7725_GAM4 (0x81) #define OV7725_GAM5 (0x82) #define OV7725_GAM6 (0x83) #define OV7725_GAM7 (0x84) #define OV7725_GAM8 (0x85) #define OV7725_GAM9 (0x86) #define OV7725_GAM10 (0x87) #define OV7725_GAM11 (0x88) #define OV7725_GAM12 (0x89) #define OV7725_GAM13 (0x8A) #define OV7725_GAM14 (0x8B) #define OV7725_GAM15 (0x8C) #define OV7725_SLOP (0x8D) #define OV7725_DNSTh (0x8E) #define OV7725_EDGE0 (0x8F) #define OV7725_EDGE1 (0x90) #define OV7725_DNSOff (0x91) #define OV7725_EDGE2 (0x92) #define OV7725_EDGE3 (0x93) #define OV7725_MTX1 (0x94) #define OV7725_MTX2 (0x95) #define OV7725_MTX3 (0x96) #define OV7725_MTX4 (0x97) #define OV7725_MTX5 (0x98) #define OV7725_MTX6 (0x99) #define OV7725_MTX_Ctrl (0x9A) #define OV7725_BRIGHT (0x9B) #define OV7725_CNST (0x9C) #define OV7725_UVADJ0 (0x9E) #define OV7725_UVADJ1 (0x9F) #define OV7725_SCAL0 (0xA0) #define OV7725_SCAL1 (0xA1) #define OV7725_SCAL2 (0xA2) #define OV7725_SDE (0xA6) #define OV7725_USAT (0xA7) #define OV7725_VSAT (0xA8) #define OV7725_HUECOS (0xA9) #define OV7725_HUESIN (0xAA) #define OV7725_SIGN (0xAB) #define OV7725_DSPAuto (0xAC) #define OV7725_DEV_ADD (0x42 >> 1) //==============================================定义 OV7725 IIC 内部地址============================================== //===============================================定义 OV7725 参数结构体================================================ typedef enum { OV7725_INIT = 0x00, OV7725_RESERVE, OV7725_CONTRAST, OV7725_FPS, OV7725_COL, OV7725_ROW, OV7725_CONFIG_FINISH, OV7725_GET_WHO_AM_I = 0xEF, OV7725_GET_STATUS = 0xF1, OV7725_GET_VERSION = 0xF2, OV7725_SET_ADDR = 0xFE, OV7725_SET_DATA = 0xFF, }ov7725_cmd_enum; //===============================================定义 OV7725 参数结构体================================================ //===============================================声明 OV7725 全局变量================================================= extern vuint8 ov7725_finish_flag; // 一场图像采集完成标志位 extern uint8 ov7725_image_binary[OV7725_H][OV7725_W / 8]; // 图像保存数组 //===============================================声明 OV7725 全局变量================================================= //===============================================声明 OV7725 基础函数================================================= uint16 ov7725_uart_get_id (void); // 获取摄像头固件 ID uint16 ov7725_get_version (void); // 获取摄像头固件版本 uint8 ov7725_init (void); // OV7725 摄像头初始化 //===============================================声明 OV7725 基础函数================================================= #endif