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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic concept/concept topic concept" role="article" aria-labelledby="ariaid-title1">
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<span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" title="Edit this document" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/product/m680x-feature.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">功能特性</h1>
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<div class="date inPage">27 Nov 2024</div><div style="color: gray;">
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Read time: 4 minute(s)
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</div>
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<div class="- topic/body concept/conbody body conbody">
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<ul class="- topic/ul ul" id="m680x-feature__ul_njs_ckd_hzb" data-ofbid="m680x-feature__ul_njs_ckd_hzb">
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<li class="- topic/li li" data-ofbid="d187259e33__20250123155220"><strong class="+ topic/ph hi-d/b ph b">CPU</strong><ul class="- topic/ul ul" id="m680x-feature__ul_fwj_bkd_hzb" data-ofbid="m680x-feature__ul_fwj_bkd_hzb">
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<li class="- topic/li li" data-ofbid="d187259e38__20250123155220">采用平头哥 E907 高性能 32-bit RISC-V 内核</li>
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<li class="- topic/li li" data-ofbid="d187259e41__20250123155220">RV32IMAFDCP 指令架构</li>
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<li class="- topic/li li" data-ofbid="d187259e44__20250123155220">468 MHz @1.1V，552 MHz@1.2V</li>
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<li class="- topic/li li" data-ofbid="d187259e47__20250123155220">L1
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I/D-Cache 32 KB/32 KB</li>
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<li class="- topic/li li" data-ofbid="d187259e50__20250123155220">支持紧耦合存储
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(TCM)，I/D-TCM
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最大可配置 128 KB/ 128 KB</li>
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<li class="- topic/li li" data-ofbid="d187259e54__20250123155220">单精度/ 双精度浮点单元，集成 DSP 指令集</li>
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<li class="- topic/li li" data-ofbid="d187259e57__20250123155220">PMP 安全保护</li>
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<li class="- topic/li li" data-ofbid="d187259e60__20250123155220">核内中断 CLINT 和中断控制器 CLIC</li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e64__20250123155220"><strong class="+ topic/ph hi-d/b ph b">片内存储</strong><ul class="- topic/ul ul" id="m680x-feature__ul_xfg_bld_hzb" data-ofbid="m680x-feature__ul_xfg_bld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e69__20250123155220">BROM 64 KB</li>
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<li class="- topic/li li" data-ofbid="d187259e72__20250123155220">SRAM up to 1 MB，其中 256 KB 可配置为 TCM 使用</li>
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<li class="- topic/li li" data-ofbid="d187259e75__20250123155220">片内 NOR
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Flash up to 2 MB<ul class="- topic/ul ul" id="m680x-feature__ul_m5n_52d_cbc" data-ofbid="m680x-feature__ul_m5n_52d_cbc">
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<li class="- topic/li li" data-ofbid="d187259e79__20250123155220">支持外部 SPI 接口直通模式烧录</li>
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<li class="- topic/li li" data-ofbid="d187259e82__20250123155220">支持 USB/ UART /JTAG 烧录</li>
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</ul></li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e87__20250123155220"><strong class="+ topic/ph hi-d/b ph b">系统安全</strong><ul class="- topic/ul ul" id="m680x-feature__ul_mvk_jkd_hzb" data-ofbid="m680x-feature__ul_mvk_jkd_hzb">
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<li class="- topic/li li" data-ofbid="d187259e92__20250123155220">支持数字签名安全启动方式</li>
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<li class="- topic/li li" data-ofbid="d187259e95__20250123155220">CE 实现 AES/ TDES/ RSA 等加解密算法及 SHA/ HMAC 校准算法</li>
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<li class="- topic/li li" data-ofbid="d187259e98__20250123155220">SPI_ENC 实现
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片内
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NOR Flash 在线解密</li>
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<li class="- topic/li li" data-ofbid="d187259e101__20250123155220">SID 内置熔丝 2048-bit ，其中 512-bit 供自定义使用</li>
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<li class="- topic/li li" data-ofbid="d187259e104__20250123155220">内置 256-bit TRNG 产生器</li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e108__20250123155220"><strong class="+ topic/ph hi-d/b ph b">系统保护</strong><ul class="- topic/ul ul" id="m680x-feature__ul_vtw_dld_hzb" data-ofbid="m680x-feature__ul_vtw_dld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e113__20250123155220">内置 THS 温度传感器，支持高低温报警和过温复位</li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e117__20250123155220"><strong class="+ topic/ph hi-d/b ph b">GTC 通用计时器</strong><ul class="- topic/ul ul" id="m680x-feature__ul_gkb_2ld_hzb" data-ofbid="m680x-feature__ul_gkb_2ld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e122__20250123155220">52 位计时器，提供系统心跳时钟，计时周期大于 35 年</li>
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<li class="- topic/li li" data-ofbid="d187259e125__20250123155220">调试模式下可配置为暂停计时或继续计时</li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e130__20250123155220"><strong class="+ topic/ph hi-d/b ph b">WDOG 看门狗</strong><ul class="- topic/ul ul" id="m680x-feature__ul_cqf_2ld_hzb" data-ofbid="m680x-feature__ul_cqf_2ld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e135__20250123155220">支持中断和复位，超时时间 1 ms ~
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37
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小时可配置</li>
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<li class="- topic/li li" data-ofbid="d187259e138__20250123155220">调试模式下可配置为暂停计时或继续计时</li>
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<li class="- topic/li li" data-ofbid="d187259e141__20250123155220">硬件写保护机制</li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e145__20250123155220"><strong class="+ topic/ph hi-d/b ph b">时钟和电源管理</strong><ul class="- topic/ul ul" id="m680x-feature__ul_as3_2ld_hzb" data-ofbid="m680x-feature__ul_as3_2ld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e150__20250123155220">内置三个 PLL<ul class="- topic/ul ul" id="m680x-feature__ul_qdt_mld_hzb" data-ofbid="m680x-feature__ul_qdt_mld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e154__20250123155220">PLL_INT0 用于 CPU 单独使用</li>
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<li class="- topic/li li" data-ofbid="d187259e157__20250123155220">PLL_INT1 用于总线，内部模块，及低速接口模块使用</li>
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<li class="- topic/li li" data-ofbid="d187259e160__20250123155220">PLL_FRA0 用于 SPI 模块使用，支持展频</li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e164__20250123155220">内置三个 LDO<ul class="- topic/ul ul" id="m680x-feature__ul_sz2_lld_hzb" data-ofbid="m680x-feature__ul_sz2_lld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e168__20250123155220">LDO25 (2.5 V 100 mA)，用于系统复位启动、ADC 供电、eFuse 供电</li>
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<li class="- topic/li li" data-ofbid="d187259e171__20250123155220">LDO18 (1.8 V 100 mA)，用于其他外设供电 </li>
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<li class="- topic/li li" data-ofbid="d187259e174__20250123155220">LDO1x (0.9~1.9 V 500 mA，每档 50 mV)，用于内核逻辑
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供电(VDD_SYS)</li>
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</ul></li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e179__20250123155220"><strong class="+ topic/ph hi-d/b ph b">通用接口</strong><ul class="- topic/ul ul" id="m680x-feature__ul_ypk_2ld_hzb" data-ofbid="m680x-feature__ul_ypk_2ld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e184__20250123155220">最多支持一个 USB DEVICE</li>
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<li class="- topic/li li" data-ofbid="d187259e187__20250123155220">最多支持一个 EMAC，支持 RMII，支持 IEEE1588 协议</li>
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<li class="- topic/li li" data-ofbid="d187259e190__20250123155220">最多支持三个 SPI，支持标准 SPI 和 QSPI
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（仅
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SPI1/2 支持 QSPI），可配置为 Master/ Slave</li>
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<li class="- topic/li li" data-ofbid="d187259e193__20250123155220">最多支持八个 UART，兼容工业标准 16550，波特率精度 < 2%</li>
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<li class="- topic/li li" data-ofbid="d187259e196__20250123155220">最多支持三个 I2C，支持 7-bit 和 10-bit 寻址，最高速率 400
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kb/s</li>
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<li class="- topic/li li" data-ofbid="d187259e200__20250123155220">最多支持两个 CAN，支持 A 和 CAN2.0B，通信速率最高 1 Mbps </li>
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<li class="- topic/li li" data-ofbid="d187259e203__20250123155220">最多支持一个 PBUS，用于对外部设备地址空间进行读写访问</li>
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<li class="- topic/li li" data-ofbid="d187259e206__20250123155220">最多支持 88 个 GPIO，每个 IO 独立配置</li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e210__20250123155220"><strong class="+ topic/ph hi-d/b ph b">CORDIC</strong><ul class="- topic/ul ul" id="m680x-feature__ul_nvm_2ld_hzb" data-ofbid="m680x-feature__ul_nvm_2ld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e215__20250123155220">支持 sin/ cos/ arctan/ atan2/ phase 等数学函数加速</li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e219__20250123155220"><strong class="+ topic/ph hi-d/b ph b">硬件电流环 (HCL)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_zmq_2ld_hzb" data-ofbid="m680x-feature__ul_zmq_2ld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e224__20250123155220">支持自动获取 ADC 数据</li>
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<li class="- topic/li li" data-ofbid="d187259e227__20250123155220">支持自动获取 QEP/ TA-IF/ ENDAT-IF/ BISS-IF 编码器位置数据</li>
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<li class="- topic/li li" data-ofbid="d187259e230__20250123155220">支持 CLARKE/ PARK/ PID/ IPARK/ SVPWM 算法的硬件加速</li>
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<li class="- topic/li li" data-ofbid="d187259e233__20250123155220">内置死区补偿算法</li>
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<li class="- topic/li li" data-ofbid="d187259e236__20250123155220">支持自动更新 EPWM 输出占空比</li>
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<li class="- topic/li li" data-ofbid="d187259e240__20250123155220">支持断点模式</li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e244__20250123155220"><strong class="+ topic/ph hi-d/b ph b">Enhanced PWM (EPWM)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_qy4_vld_hzb" data-ofbid="m680x-feature__ul_qy4_vld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e249__20250123155220">最多可支持 12 个互补 PWM 输出或 24 个独立 PWM</li>
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<li class="- topic/li li" data-ofbid="d187259e252__20250123155220">最多支持六个 HRPWM 输出，分辨率可达 156 ps</li>
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<li class="- topic/li li" data-ofbid="d187259e255__20250123155220">内置 16-bit 计数器</li>
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<li class="- topic/li li" data-ofbid="d187259e258__20250123155220">支持递增、递减或先递增后递减计数</li>
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<li class="- topic/li li" data-ofbid="d187259e261__20250123155220">PWM 支持内部相位同步</li>
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<li class="- topic/li li" data-ofbid="d187259e265__20250123155220">支持死区时间控制</li>
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<li class="- topic/li li" data-ofbid="d187259e268__20250123155220">支持六个故障输入控制</li>
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<li class="- topic/li li" data-ofbid="d187259e271__20250123155220">支持脉冲输出功能</li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e276__20250123155220"><strong class="+ topic/ph hi-d/b ph b">CAP</strong><ul class="- topic/ul ul" id="m680x-feature__ul_w4g_yld_hzb" data-ofbid="m680x-feature__ul_w4g_yld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e281__20250123155220">最多支持六个输入捕获或六个独立 PWM</li>
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<li class="- topic/li li" data-ofbid="d187259e284__20250123155220">内置 32-bit 计数器</li>
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<li class="- topic/li li" data-ofbid="d187259e287__20250123155220">支持连续捕捉或单次捕捉</li>
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<li class="- topic/li li" data-ofbid="d187259e290__20250123155220">支持配置为 PWM 输出模式</li>
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</ul></li>
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<li class="- topic/li li" data-ofbid="d187259e294__20250123155220"><strong class="+ topic/ph hi-d/b ph b">QEP</strong><ul class="- topic/ul ul" id="m680x-feature__ul_ccs_2ld_hzb" data-ofbid="m680x-feature__ul_ccs_2ld_hzb">
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<li class="- topic/li li" data-ofbid="d187259e299__20250123155220">最多支持 10 个的 QEP 信号解析</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e302__20250123155220">内置 32-bit 的位置计数器</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e305__20250123155220">支持 AB 正交信号解析</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e308__20250123155220">支持 CW/CCW 信号解析</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e311__20250123155220">支持 CLK/DIR 信号解析</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e315__20250123155220"> 内置看门狗定时器</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d187259e319__20250123155220"><strong class="+ topic/ph hi-d/b ph b">Quadrature-pulse Output (QOUT)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_wzs_yld_hzb" data-ofbid="m680x-feature__ul_wzs_yld_hzb">
|
||
<li class="- topic/li li" data-ofbid="d187259e324__20250123155220">最多支持两个 QOUT 信号输出</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e327__20250123155220">支持任意分频比的脉冲输出</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e330__20250123155220">输出最大支持 3 MHz 的正交脉冲信号</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d187259e334__20250123155220"><strong class="+ topic/ph hi-d/b ph b">ADC</strong><ul class="- topic/ul ul" id="m680x-feature__ul_w5d_3md_hzb" data-ofbid="m680x-feature__ul_w5d_3md_hzb">
|
||
<li class="- topic/li li" data-ofbid="d187259e339__20250123155220">两个 12-bit ADC，采样速率最高 4 Msps</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e342__20250123155220">两个 ADC 复用 16 个采样通道</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d187259e346__20250123155220"><strong class="+ topic/ph hi-d/b ph b">Comparator Module (CPM)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_nrk_3md_hzb" data-ofbid="m680x-feature__ul_nrk_3md_hzb">
|
||
<li class="- topic/li li" data-ofbid="d187259e351__20250123155220">最多支持两个 CPM</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e354__20250123155220">内置 12-bit DAC 参考的窗口比较</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d187259e358__20250123155220"><strong class="+ topic/ph hi-d/b ph b">PWM</strong><ul class="- topic/ul ul" id="m680x-feature__ul_u3n_3md_hzb" data-ofbid="m680x-feature__ul_u3n_3md_hzb">
|
||
<li class="- topic/li li" data-ofbid="d187259e363__20250123155220">最多可支持四个通用 PWM</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e366__20250123155220">内置 16-bit 计数器，计数时钟分频最高可以达到 4096</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d187259e371__20250123155220"><strong class="+ topic/ph hi-d/b ph b">Sigma-Delta Filter Module (SDFM)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_g2q_vmd_hzb" data-ofbid="m680x-feature__ul_g2q_vmd_hzb">
|
||
<li class="- topic/li li" data-ofbid="d187259e376__20250123155220">最多可支持四个 SDFM</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e379__20250123155220">支持串行输入解码</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e382__20250123155220">支持 SINC1/2/3 滤波器</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e385__20250123155220">支持 OSR 可配置 (1~256)</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d187259e389__20250123155220"><strong class="+ topic/ph hi-d/b ph b">T-Format/ A-Format Interface (TA-IF)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_jx1_ymd_hzb" data-ofbid="m680x-feature__ul_jx1_ymd_hzb">
|
||
<li class="- topic/li li" data-ofbid="d187259e394__20250123155220">最多可支持两个编码器接口</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e397__20250123155220">兼容多摩川编码器和尼康编码器接口协议</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e400__20250123155220">最高支持 24-bit 位置数据读取</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e403__20250123155220">支持位置数据自动获取</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d187259e407__20250123155220"><strong class="+ topic/ph hi-d/b ph b">BISS Interface (BISS-IF)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_cpp_bnd_hzb" data-ofbid="m680x-feature__ul_cpp_bnd_hzb">
|
||
<li class="- topic/li li" data-ofbid="d187259e412__20250123155220">最多可支持两个编码器接口</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e415__20250123155220">兼容 SSI/BISS-C 协议</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e418__20250123155220">最高支持 24-bit 位置数据读取</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e421__20250123155220">支持位置数据自动获取</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d187259e425__20250123155220"><strong class="+ topic/ph hi-d/b ph b">ENDAT Interface (ENDAT-IF)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_hqd_1nd_hzb" data-ofbid="m680x-feature__ul_hqd_1nd_hzb">
|
||
<li class="- topic/li li" data-ofbid="d187259e430__20250123155220">最多可支持两个编码器接口</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e433__20250123155220">兼容 EnDat 2.1/2.2 协议</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e436__20250123155220">最高支持 24-bit 位置数据读取</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e439__20250123155220">支持位置数据自动获取</li>
|
||
</ul></li>
|
||
</ul>
|
||
<section class="- topic/section section" id="m680x-feature__section_zsd_zd4_mdc" data-ofbid="m680x-feature__section_zsd_zd4_mdc"><h2 class="- topic/title title sectiontitle">典型应用</h2>
|
||
|
||
<ul class="- topic/ul ul" id="m680x-feature__ul_hvr_5nd_hzb" data-ofbid="m680x-feature__ul_hvr_5nd_hzb">
|
||
<li class="- topic/li li" data-ofbid="d187259e451__20250123155220">伺服电机驱动器</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e454__20250123155220">步进电机驱动器</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e457__20250123155220">BLDC 电机驱动器</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e460__20250123155220">交流变频器</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e463__20250123155220">光伏逆变器</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e467__20250123155220">数字电源</li>
|
||
<li class="- topic/li li" data-ofbid="d187259e470__20250123155220">PLC</li>
|
||
</ul>
|
||
</section>
|
||
<section class="- topic/section section" id="m680x-feature__section_sgk_124_mdc" data-ofbid="m680x-feature__section_sgk_124_mdc"><h2 class="- topic/title title sectiontitle">功能框图</h2>
|
||
|
||
<div class="- topic/p p" data-ofbid="d187259e480__20250123155220">
|
||
<br/><img class="- topic/image image" id="m680x-feature__image_erf_yqs_1bc" src="../../images/m680x/m680x-block_diagram.png" width="576"/><br/>
|
||
</div>
|
||
</section>
|
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|
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</article></main></div>
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<div class=" wh_topic_toc "><div class="wh_topic_label">在本页上</div><ul><li class="section-item"><div class="section-title"><a href="#m680x-feature__section_zsd_zd4_mdc" data-tocid="m680x-feature__section_zsd_zd4_mdc">典型应用</a></div></li><li class="section-item"><div class="section-title"><a href="#m680x-feature__section_sgk_124_mdc" data-tocid="m680x-feature__section_sgk_124_mdc">功能框图</a></div></li></ul></div>
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