【应用】4端口高速USB HUB控制器芯片CH334和USB转8串口芯片CH348,6Mbps通讯波特率下持续稳定传输
沁恒推出采用4端口高速USB HUB控制器芯片CH334和高速USB转8串口芯片CH348,可实现USB转32路高速串口。相较于传统方式,通过多级HUB级联多个CH340实现的USB转多串口方案,可节省多个HUB芯片与产品体积,且CH348的每个串口在通讯速度、通讯电压范围等各项指标上较CH340均有增强。CH348芯片的8个串口支持I/O独立供电和硬件流控,支持多路串口同时在最高6Mbps通讯波特率下持续稳定传输,支Windows/Linux/Android/macOS等操作系统,可应用于工控主机、串口服务器、安卓嵌入式主板串口扩展、调试下载、高速串口数据记录等。
应用框图
CH334:4端口USB HUB控制器芯片,HUB——集线器,用于host和device之间USB接口扩展的一个USB设备。
CH334可扩展4个USB设备端口,上行端口支持USB2.0高速和全速,下行端口支持USB2.0高速480Mbps、全速12
Mbps和低速1.5Mbps。除CH348Q外,CH334还可连接其他USB设备,可实现多路串口+“U盘”+“分析仪”等多设备组合的方案。
CH348:USB转8串口芯片,每个UART均内置独立的收发FIFO,发送FIFO为1K字节,接收FIFO为2K字节。串口波特率支持6Mbps,串口IO电压支持3.3V/2.5/1.8V等。提供最多48路GPIO,以及RS485收发控制功能。
接线说明
将CH334上行端口与PC连接;
4个CH348Q芯片分别与CH334的四个下行端口相连。
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本文由咪猫转载自沁恒,原文标题为:USB转32串口应用方案,本站所有转载文章系出于传递更多信息之目的,且明确注明来源,不希望被转载的媒体或个人可与我们联系,我们将立即进行删除处理。
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型号- CH366Q,CH378Q,CH451L,CH463Q,CH451S,CH32F205RBT6,CH452A,CH331A,CH246D,CH331G,CH343G,CH32F203C8T6,CH355L,CH573F,CH367L,CH440G,CH365P,CH450K,CH353L,CH462Q,CH571K,CH583M,CH32V208WBU6,CH341T,CH32V208RBT6,CH9350L,CH32V003J4M6,CH462X,CH32V305RBT6,CH342F,CH342K,CH221K,CH378L,CH9374B,CH340K,CH352L,CH376T,CH376S,CH340N,CH364P,CH582M,CH9102X-1,CH340T,CH9141K,CH340X,CH32V208GBU6,CH341B,CH341A,CH341F,CH571F,CH32V203C8T6,CH341C,CH450H,CH484M,CH351Q,CH,CH32V203G6U6,CH340E,CH582F,CH32F203C8U6,CH340C,CH32V203C8U6,CH340B,CH243K,CH340G,CH390H,CH334R,CH32V303VCT6,CH334Q,CH334P,CH552T,CH390L,CH334U,CH552P,CH334S,CH32V003A4M6,CH456G,CH335F,CH456K,CH32F203C6T6,CH359L,CH444G,CH456H,CH311L,CH541G,CH9328,CH563Q,CH9329,CH345T,CH454S,CH9326,CH343G(编带),CH334F,CH32F208RBT6,CH358L,CH334H,CH455H,CH455G,CH334G,CH32F203VCT6,CH32F208WBU6,CH552E,CH443K,CH552G,CH455K,CH540G,CH344Q,CH182H,CH182F,CH235S,CH236D,CH32V203C6T6,CH563L,CH442E,CH32V307VCT6,CH224K,CH551G,CH343P,CH181H,CH561Q,CH376T(编带装),CH452L,CH440R,CH9340K,CH9340C,CH247D,CH32F207VCT6,CH344L,CH368L,CH423S,CH32V303RCT6,CH382L,CH217X,CH32V103R8T6,CH370T,CH448F,CH32F203K8T6,CH412A,CH32V203F8U6,CH315G,CH412K,CH9143,CH557Q,CH32V203G8R6,CH9140,CH9142,CH9141,CH545L,CH543T,CH446Q,CH446X,CH9126,CH555Q,CH32F103R8T6,CH32F203RCT6,CH217K,CH568L,CH554T,CH457S,CH32V003F4P6,CH445P,CH9101Y,CH554P,CH32V303RBT6,CH9101N,CH9101R,CH9101U,CH9343G,CH579F,CH543D,CH9101H,CH32V307RCT6,CH32V203K8T6,CH334H(编带),CH9343L,CH555L,CH543K,CH9121,CH422G,CH543G,CH9120,CH32V203G8P6,CH410K,CH567L,CH32V307WCU6,CH579M,CH432Q,CH347T,CH9102X,CH444P,CH541T,CH9103,CH432T,CH541P,CH565W,CH421A,CH554E,CH9344L,CH578M,CH348L,CH554G,CH348Q,CH392F,CH227P,CH32V203F6P6,CH542G,CH9102F,CH32V203RBT6,CH483M,CH241K,CH32F203CBT6,CH32V103C8T6,CH374U,CH374T,CH374S,CH483X,CH549L,CH375C,CH549F,CH375B,CH549G,CH581F,CH9434A,CH32F103C8T6,CH559T,CH32V103C8U6,CH32V003F4U6,CH482X,CH397Y,CH548G,CH374F,CH592F,CH132F,CH548L,CH548N,CH132H,CH374G,CH32V208CBU6,CH384L,CH558T,CH32V303CBT6,CH32V305FBP6,CH547G,CH32V203K6T6,CH397A,CH547F,CH482D,CH397G,CH591D,CH397F,CH457VS,CH591F,CH438L,CH317L,CH559L,CH547L,CH438Q,CH569W,CH395L,CH424Q,CH395Q,CH412Z,CH449F,CH546G,CH372C,CH372B,CH558L,CH546L,CH481D
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产品 发布时间 : 2024-08-21
CH334U IC RoHS (SGS) Test Report (CANEC2304439901)
型号- CH32V103C6T6,CH32F103VCT6,CH32F205RBT6,CH32V103VBT6,CH370,CH251,CH372,CH132,CH374,CH252,CH376,CH375,CH378,CH32V107RCT6,CH32V208WBU6,CH32V403CBT6,CH32V003J4M6,CH32F103C6T6,CH382,CH384,CH32V305WBU6,CH237,CH358,CH32F107RCT6,CH236,CH357,CH32F103C8U6,CH238,CH359,CH32L103J4M6,CH32V103VCT6,CH590,CH350,CH471,CH592,CH591,CH231,CH352,CH351,CH472,CH593,CH233,CH354,CH232,CH353,CH235,CH356,CH234,CH355,CH248,CH247,CH368,CH249,CH32V107RBT6,CH32V203G6U6,CH482,CH360,CH481,CH242,CH484,CH241,CH483,CH244,CH365,CH486,CH122,CH243,CH364,CH246,CH367,CH245,CH366,CH457,CH578,CH3232,CH335,CH456,CH577,CH32V303VCT6,CH217,CH338,CH459,CH337,CH458,CH579,CH334U,CH339,CH32V003A4M6,CH32V405RBT6,CH570,CH330,CH451,CH572,CH450,CH571,CH332,CH453,CH574,CH331,CH452,CH573,CH213,CH334,CH455,CH576,CH454,CH575,CH226,CH347,CH225,CH228,CH227,CH348,CH32V403G6U6,CH32V407VCT6,CH32L103G6U6,CH581,CH341,CH462,CH583,CH340,CH582,CH32F208WBU6,CH343,CH464,CH221,CH342,CH463,CH224,CH345,CH344,CH465,CH314,CH556,CH313,CH555,CH316,CH558,CH315,CH557,CH318,CH317,CH438,CH559,CH319,CH32L103F4U6,CH32F103VBT6,CH552,CH32L103FBP6,CH551,CH312,CH554,CH311,CH432,CH553,CH446,CH567,CH445,CH448,CH569,CH447,CH568,CH449,CH32F207VCT6,CH440,CH561,CH321,CH442,CH563,CH441,CH562,CH323,CH444,CH565,CH322,CH443,CH564,CH413,CH534,CH412,CH533,CH536,CH538,CH537,CH539,CH32V103R8T6,CH9936,CH9937,CH32V203F8U6,CH32V403C6T6,CH530,CH32V203G8R6,CH411,CH532,CH410,CH531,CH424,CH545,CH423,CH544,CH547,CH546,CH549,CH548,CH32F103R8T6,CH32V403F8P6,CH32V407RCT6,CH541,CH32L103CBT6,CH540,CH422,CH543,CH421,CH542,CH633,CH632,CH635,CH32V003F4P6,CH634,CH516,CH637,CH636,CH639,CH638,CH32L103F4P6,CH32V307RCT6,CH32L103CBU6,CH631,CH32V203G8P6,CH523,CH522,CH643,CH525,CH524,CH527,CH526,CH529,CH528,CH32V203F6P6,CH521,CH642,CH520,CH641,CH32F107RBT6,CH32F203CBT6,CH32V105RBT6,CH32V103R6T6,CH32V403G8P6,CH622,CH621,CH32V003F4U6,CH32F103R6T6,CH32F105RCT6,CH32V403F6P6,CH32L103G8P6,CH32V105RCT6,CH32V403F8U6,CH32V403G8R6,CH32V303CBT6,DM7407,CH32L103F8U6,CH32V305FBP6,CH32L103F6P6,CH32V405FBP6,CH32L103G8R6,CH32V403K6T6,CH9415,CH9413,CH9414,CH9412,CH32F107VBT6,CH8572,CH8571,CH32F203C8T6,CH8570,CH9884,CH32V208RBT6,CH32L103C6T6,CH32V305RBT6,CH9516,CH9514,CH9515,CH9512,CH9513,CH9511,CH32V208GBU6,CH32L103F8P6,CH9882,CH32V203C8T6,CH9626,CH9627,CH9624,CH9625,CH9622,CH9623,CH32F105RBT6,CH9628,CH9629,CH32F203C8U6,CH32V203C8U6,CH9578,CH9576,CH9577,CH32V405WBU6,CH32V403C8T6,CH32F103RCT6,CH32V103RBT6,CH9100,CH9342,CH32F203C6T6,CH9341,CH9102,CH9344,CH9101,CH9343,CH9463,CH9340,CH9328,CH9327,CH9569,CH9329,CH9326,CH9565,CH9325,CH9445,CH9566,CH32V107VCT6,CH32L103C8T6,CH32V403C8U6,CH32F208RBT6,CH9331,CH9574,CH9330,CH9575,CH9573,CH32F203VCT6,CH9317,CH9318,CH9438,CH9435,CH9436,CH9315,CH9433,CH9434,CH32F107VCT6,CH32L103C8U6,CH32V103RCT6,CH9320,CH32V203C6T6,CH32V307VCT6,CH9426,CH32V107VBT6,CH32V403VCT6,CH9431,CH9552,CH9432,CH32V203F8P6,CH32V303RCT6,CH32L103K6T6,CH32F203K8T6,CH9144,CH32L103A4M6,CH9143,CH9145,CH9140,CH9142,CH9141,CH9126,CH32V407WCU6,CH32F105VCT6,CH32F203RCT6,CH9375,CH9374,CH9371,CH9370,CH9373,CH9130,CH9372,CH32V303RBT6,CH32F103RBT6,CH32V203K8T6,CH9122,CH9121,CH9120,CH32V307WCU6,CH9104,CH9346,CH9103,CH9345,CH32V403RCT6,CH32F203RBT6,CH9232,CH9110,CH9234,CH9230,CH9350,CH32V203RBT6,CH32V103C8T6,CH32V403K8T6,CH32L103K8T6,CH32F103C8T6,CH32V403RBT6,CH32V103C8U6,CH32V105VCT6,CH181,CH183,CH182,CH32V208CBU6,CH390,CH392,CH32V203K6T6,CH394,CH9165,CH396,CH395,CH32L103GBU6,CH398,CH397,CH9161,CH32F105VBT6,CH32V105VBT6,CH9397,CH9150,CH9153,CH9152
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可定制板装式压力传感器支持产品量程从5inch水柱到100 psi气压;数字输出压力传感器压力范围0.5~60inH2O,温度补偿范围-20~85ºС;模拟和数字低压传感器可以直接与微控制器通信,具备多种小型SIP和DIP封装可选择。
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