CN111324567B - 一种实现串口通讯的方法及单片机系统 - Google Patents
一种实现串口通讯的方法及单片机系统 Download PDFInfo
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- CN111324567B CN111324567B CN202010084026.4A CN202010084026A CN111324567B CN 111324567 B CN111324567 B CN 111324567B CN 202010084026 A CN202010084026 A CN 202010084026A CN 111324567 B CN111324567 B CN 111324567B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
- G06F13/28—Handling requests for interconnection or transfer for access to input/output bus using burst mode transfer, e.g. direct memory access DMA, cycle steal
- G06F13/282—Cycle stealing DMA
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/76—Architectures of general purpose stored program computers
- G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
- G06F15/7839—Architectures of general purpose stored program computers comprising a single central processing unit with memory
- G06F15/7842—Architectures of general purpose stored program computers comprising a single central processing unit with memory on one IC chip (single chip microcontrollers)
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0002—Serial port, e.g. RS232C
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/28—DMA
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CN202010084026.4A CN111324567B (zh) | 2020-02-10 | 2020-02-10 | 一种实现串口通讯的方法及单片机系统 |
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CN202010084026.4A CN111324567B (zh) | 2020-02-10 | 2020-02-10 | 一种实现串口通讯的方法及单片机系统 |
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CN111324567A CN111324567A (zh) | 2020-06-23 |
CN111324567B true CN111324567B (zh) | 2022-05-27 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112255944A (zh) * | 2020-10-16 | 2021-01-22 | 同济大学 | 多路并行超声波传感器驱动结构 |
CN112526973A (zh) * | 2020-12-01 | 2021-03-19 | 上海爱信诺航芯电子科技有限公司 | 微控制器模数转换器微分非线性和积分非线性的测试方法 |
CN113341198B (zh) * | 2021-06-01 | 2023-03-17 | 青岛东软载波科技股份有限公司 | 一种基于计量芯片寄存器的电力线录波方法和系统 |
Citations (6)
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CN1702638A (zh) * | 2005-06-08 | 2005-11-30 | 武汉虹信通信技术有限责任公司 | 一种提高嵌入式系统串行数据处理能力的方法 |
CN2909394Y (zh) * | 2006-03-24 | 2007-06-06 | 上海森田科学技术研究所有限公司 | 一种移动终端应用处理器 |
CN103699509A (zh) * | 2014-01-03 | 2014-04-02 | 烟台东方威思顿电气有限公司 | 基于定时器录波的串口通讯方法 |
CN105487992A (zh) * | 2014-09-17 | 2016-04-13 | 上海新跃仪表厂 | 多通道软硬件并行串口通讯处理方法 |
CN106155960A (zh) * | 2016-06-29 | 2016-11-23 | 广州慧睿思通信息科技有限公司 | 基于gpio握手和edma的uart串口通信方法 |
CN108304335A (zh) * | 2018-02-07 | 2018-07-20 | 南京南瑞继保电气有限公司 | 一种通过dma接收串口不定长报文的方法 |
Family Cites Families (4)
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---|---|---|---|---|
EP1764703B1 (en) * | 2005-08-31 | 2009-07-15 | STMicroelectronics Pvt. Ltd. | A system for providing access to multiple data buffers of a data retaining and processing device |
CN104636300A (zh) * | 2015-02-09 | 2015-05-20 | 南京国电南自美卓控制系统有限公司 | 基于soc fpga的串行收发器及数据接收发送方法 |
CN106326155B (zh) * | 2016-08-19 | 2019-09-27 | 南京理工大学 | 一种多总线数据记录与回放装置及方法 |
CN109857685B (zh) * | 2018-12-06 | 2021-04-09 | 积成电子股份有限公司 | 一种mpu与fpga扩展多串口的实现方法 |
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- 2020-02-10 CN CN202010084026.4A patent/CN111324567B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1702638A (zh) * | 2005-06-08 | 2005-11-30 | 武汉虹信通信技术有限责任公司 | 一种提高嵌入式系统串行数据处理能力的方法 |
CN2909394Y (zh) * | 2006-03-24 | 2007-06-06 | 上海森田科学技术研究所有限公司 | 一种移动终端应用处理器 |
CN103699509A (zh) * | 2014-01-03 | 2014-04-02 | 烟台东方威思顿电气有限公司 | 基于定时器录波的串口通讯方法 |
CN105487992A (zh) * | 2014-09-17 | 2016-04-13 | 上海新跃仪表厂 | 多通道软硬件并行串口通讯处理方法 |
CN106155960A (zh) * | 2016-06-29 | 2016-11-23 | 广州慧睿思通信息科技有限公司 | 基于gpio握手和edma的uart串口通信方法 |
CN108304335A (zh) * | 2018-02-07 | 2018-07-20 | 南京南瑞继保电气有限公司 | 一种通过dma接收串口不定长报文的方法 |
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Effective date of registration: 20220628 Address after: 201210 floor 10, block a, building 1, No. 1867, Zhongke Road, pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Xiaohua Semiconductor Co.,Ltd. Patentee after: Huada Semiconductor (Chengdu) Co.,Ltd. Address before: 201210 8th floor, block a, 1867 Zhongke Road, Pudong New Area, Shanghai Patentee before: HUADA SEMICONDUCTOR Co.,Ltd. Patentee before: Huada Semiconductor (Chengdu) Co.,Ltd. |
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Effective date of registration: 20221116 Address after: 201210 floor 10, block a, building 1, No. 1867, Zhongke Road, pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Xiaohua Semiconductor Co.,Ltd. Patentee after: HUADA SEMICONDUCTOR Co.,Ltd. Address before: 201210 floor 10, block a, building 1, No. 1867, Zhongke Road, pilot Free Trade Zone, Pudong New Area, Shanghai Patentee before: Xiaohua Semiconductor Co.,Ltd. Patentee before: Huada Semiconductor (Chengdu) Co.,Ltd. |
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Effective date of registration: 20230103 Address after: 201210 floor 10, block a, building 1, No. 1867, Zhongke Road, pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Xiaohua Semiconductor Co.,Ltd. Address before: 201210 floor 10, block a, building 1, No. 1867, Zhongke Road, pilot Free Trade Zone, Pudong New Area, Shanghai Patentee before: Xiaohua Semiconductor Co.,Ltd. Patentee before: HUADA SEMICONDUCTOR Co.,Ltd. |