diff --git a/components/tmc/ic/ztmc4361A.hpp b/components/tmc/ic/ztmc4361A.hpp
index 00e4863..a2344b6 100644
--- a/components/tmc/ic/ztmc4361A.hpp
+++ b/components/tmc/ic/ztmc4361A.hpp
@@ -120,6 +120,8 @@ class TMC4361A : public IStepperMotor {
    *
    * @param channel SPI通道
    * @param driver_ic_type 驱动芯片的类
+   * 
+   * TMC4361A:0x2 DriverIC:0x30
    */
   int32_t readICVersion();
   uint8_t reset();