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面包机做面包网站,烟台网站建设烟台,广州分公司注册,网上开店策划书使用iic驱动ssd1306#xff0c;代码来源hihope\hispark_pegasus\demo\12_ssd1306 本样例提供了一个HarmonyOS IoT硬件接口的SSD1306 OLED屏驱动库#xff0c;其功能如下#xff1a; 内置了128*64 bit的内存缓冲区#xff0c;支持全屏刷新;优化了屏幕刷新速率#xff0c;…使用iic驱动ssd1306代码来源hihope\hispark_pegasus\demo\12_ssd1306 本样例提供了一个HarmonyOS IoT硬件接口的SSD1306 OLED屏驱动库其功能如下 内置了128*64 bit的内存缓冲区支持全屏刷新;优化了屏幕刷新速率实测最大帧率10fps;libm_port 是从musl libc中抽取的 sin和 cos的实现 用于规避链接Hi3861 SDK中的libm_flash.a报错的问题;gif2imgs.py 可用于将gif动图中的帧分离出来; 依赖 pillow 包可以使用 pip install pillow 命令安装img2code.py 可用于将图片转为C数组每个字节表示8个像素 依赖 opecv-python 包可以使用 pip install opencv-python 命令安装使用Harmony OS的IoT硬件接口;接口简洁易于使用、易于移植;内置了测试程序可直接进行测试; 硬件原理图 IO口定义 I2C API API名称 说明 I2cInit (WifiIotI2cIdx id, unsigned int baudrate) 用指定的波特速率初始化I2C设备 I2cDeinit (WifiIotI2cIdx id) 取消初始化I2C设备 I2cWrite (WifiIotI2cIdx id, unsigned short deviceAddr, const WifiIotI2cData *i2cData) 将数据写入I2C设备 I2cRead (WifiIotI2cIdx id, unsigned short deviceAddr, const WifiIotI2cData *i2cData) 从I2C设备中读取数据 I2cWriteread (WifiIotI2cIdx id, unsigned short deviceAddr, const WifiIotI2cData i2cData) 向I2C设备发送数据并接收数据响应 I2cRegisterResetBusFunc (WifiIotI2cIdx id, WifiIotI2cFunc pfn) 注册I2C设备回调 I2cSetBaudrate (WifiIotI2cIdx id, unsigned int baudrate) 设置I2C设备的波特率
ssd1306 API API名称 说明 void ssd1306_Init(void) 初始化 void ssd1306_Fill(SSD1306_COLOR color) 以指定的颜色填充屏幕 void ssd1306_SetCursor(uint8_t x, uint8_t y) 定位光标 void ssd1306_UpdateScreen(void) 更新屏幕内容 char ssd1306_DrawChar(char ch, FontDef Font, SSD1306_COLOR color) 在屏幕缓冲区绘制1个字符 char ssd1306_DrawString(char str, FontDef Font, SSD1306_COLOR color) 将完整字符串写入屏幕缓冲区 void ssd1306_DrawPixel(uint8_t x, uint8_t y, SSD1306_COLOR color) 在屏幕缓冲区中绘制一个像素 void ssd1306_DrawLine(uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2, SSD1306_COLOR color) 用Bresenhem算法画直线 void ssd1306_DrawPolyline(const SSD1306_VERTEX par_vertex, uint16_t par_size, SSD1306_COLOR color) 绘制多段线 void ssd1306_DrawRectangle(uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2, SSD1306_COLOR color) 绘制矩形 void ssd1306_DrawArc(uint8_t x, uint8_t y, uint8_t radius, uint16_t start_angle, uint16_t sweep, SSD1306_COLOR color) 绘图角度 void ssd1306_DrawCircle(uint8_t par_x, uint8_t par_y, uint8_t par_r, SSD1306_COLOR color) 用Bresenhem算法画圆 void ssd1306_DrawBitmap(const uint8_t bitmap, uint32_t size) 绘图位图 void ssd1306_DrawRegion(uint8_t x, uint8_t y, uint8_t w, uint8_t h, const uint8_t* data, uint32_t size, uint32_t stride) 绘制区域
修改D:\DevEcoProjects\test\src\vendor\rtplay\rt_hi3861\demo\BUILD.gn文件

Copyright © 2023 Beijing HuaQing YuanJian Education Technology Co., Ltd

Licensed under the Apache License, Version 2.0 (the License);

you may not use this file except in compliance with the License.

You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software

distributed under the License is distributed on an AS IS BASIS,

WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

See the License for the specific language governing permissions and

limitations under the License. import(//build/lite/config/component/lite_component.gni)lite_component(demo) {features [#base_00_helloworld:base_helloworld_example,#base_01_led:base_led_example,#base_02_loopkey:base_loopkey_example,#base_03_irqkey:base_irqkey_example,#base_04_adc:base_adc_example,#base_05_pwm:base_pwm_example,base_06_ssd1306:base_ssd1306_example,]

} 将D:\DevEcoProjects\test\src\vendor\hihope\hispark_pegasus\demo\12_ssd1306文件复制到D:\DevEcoProjects\test\src\vendor\rtplay\rt_hi3861\demo\base_06_ssd1306中 修改D:\DevEcoProjects\test\src\vendor\rtplay\rt_hi3861\demo\base_06_ssd1306\BUILD.gn #Copyright © 2021 HiHope Open Source Organization . #Licensed under the Apache License, Version 2.0 (the License); #you may not use this file except in compliance with the License. #You may obtain a copy of the License at #

http://www.apache.org/licenses/LICENSE-2.0

# #Unless required by applicable law or agreed to in writing, software #distributed under the License is distributed on an AS IS BASIS, #WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #See the License for the specific language governing permissions and # #limitations under the License.import(//build/lite/config/component/lite_component.gni)lite_component(base_ssd1306_example) {features [ssd1306:oled_ssd1306,examples:oled_test,//third_party/libm_port:libm_port] } 目录结构 │ config.json │ ├─common │ └─bsp │ ├─include │ └─src ├─demo │ │ BUILD.gn │ │ │ ├─base_00_helloworld │ │ base_helloworld_example.c │ │ BUILD.gn │ │ │ ├─base_01_led │ │ base_led_example.c │ │ BUILD.gn │ │ │ ├─base_02_loopkey │ │ base_loopkey_example.c │ │ BUILD.gn │ │ │ ├─base_03_irqkey │ │ base_irqkey_example.c │ │ BUILD.gn │ │ │ ├─base_04_adc │ │ base_adc_example.c │ │ BUILD.gn │ │ │ ├─base_05_pwm │ │ base_pwm_example.c │ │ BUILD.gn │ │ │ └─base_06_ssd1306 │ │ BUILD.gn │ │ gif2imgs.py │ │ img2code.py │ │ LICENSE │ │ README.md │ │ requirements.txt │ │ │ ├─examples │ │ BUILD.gn │ │ ssd1306_demo.c │ │ ssd1306_tests.c │ │ ssd1306_tests.h │ │ │ └─ssd1306 │ BUILD.gn │ ssd1306.c │ ssd1306.h │ ssd1306_conf.h │ └─doc│ HarmonyOS开发板实验指导书 v2.1.pdf│ 华清远见 FS_Hi3861开发指导.md│ 华清远见 FS_Hi3861新手入门手册.md│├─board│ FS-Hi3861-V4.2.pdf│ FS-Hi3861QDB-V3.2.pdf│ hi-12f_kit_v1.1.0规格书-20211025.pdf│ hi-12f_v1.1.2-规格书-20211202.pdf│ nodemcu-hi-07s_12f-kit_v1.1-20210913.pdf│ RTplay2.01_A1_2024-06-20.pdf│└─figures 进行编译编译好如下 烧写进开发板运行效果如下