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diff --git a/docs/doc/processor/riscv.md b/docs/doc/processor/riscv.md
index e78ddbb..7454582 100644
--- a/docs/doc/processor/riscv.md
+++ b/docs/doc/processor/riscv.md
@@ -4,6 +4,12 @@
Kendryte K210是一款RISC-V架构且集成机器视觉与机器听觉能力的系统级芯片(SoC)。具有双核64位处理器,拥有较好的功耗性能,稳定性与可靠性。
温度范围-40°C 到 125°C。芯片系统架构如下图所示:
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+
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+
+
+
K210 包含 RISC-V 64位双核 CPU,每个核心内置独立FPU.
K210 内嵌AES与SHA256算法加速器,提供安全功能。
K210 拥有高性能、低功耗的SRAM,以及功能强大的DMA,在数据吞吐能力方面性能优异。
@@ -280,4 +286,9 @@ PWM 用于控制脉冲输出的占空比。
* 使 PWM 定时器与其他 PWM 定时器或模块同相
* 设置定时器计数模式:递增,递减,或递增递减循环计数模式
* 使用预分频器更改 PWM 定时器时钟(PT_clk)的速率。每个定时器都有自己的预分频器,通过
-寄存器 PWM_TIMER0_CFG0_REG 的 PWM_TIMERx_PRESCALE 配置。PWM 定时器根据该寄存器的设置以较慢的速度递增或递减
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+寄存器 PWM_TIMER0_CFG0_REG 的 PWM_TIMERx_PRESCALE 配置。PWM 定时器根据该寄存器的设置以较慢的速度递增或递减
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+
+## 参考资料
+
+[1]
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diff --git a/docs/doc/selfterminal/aiit-riscv.md b/docs/doc/selfterminal/aiit-riscv.md
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--- a/docs/doc/selfterminal/aiit-riscv.md
+++ b/docs/doc/selfterminal/aiit-riscv.md
@@ -27,8 +27,12 @@ AIIT-RISC-V自研终端是一款专门为工业物联网场景设计的智能感
各外部接口终端位置如下图所示:
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+
终端上的各器件位置如下图所示:
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## 应用场景
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