diff --git a/command.js b/command.js
new file mode 100644
index 0000000..2e05388
--- /dev/null
+++ b/command.js
@@ -0,0 +1,8 @@
+// https://developer.aliyun.com/article/1580695
+const buffer = new ArrayBuffer(32);
+console.log(buffer);
+
+
+const createCommand = (cmdId, params = []) => {
+    
+}
\ No newline at end of file
diff --git a/uappbase/bean/dbtype/acid_channel_cfg.hpp b/uappbase/bean/dbtype/acid_channel_cfg.hpp
index 749b119..0203f39 100644
--- a/uappbase/bean/dbtype/acid_channel_cfg.hpp
+++ b/uappbase/bean/dbtype/acid_channel_cfg.hpp
@@ -12,9 +12,8 @@ typedef struct {
   uint16_t pumpDefVel;                            // 泵机默认速度r/min RPM
   float    pipeLengthML;                          // 酸液管路长度
   float    chAppendMl;                            // 通道每次小回流的液体长度
-
   // 电机参数
-  float   mLPR;  // 电机0
+  float   mLPR;  // ml和转数转换系数
   uint8_t irun;  // 电机0 irun
 } AcidChannelCfg_t;
 
diff --git a/ui/bak/閫氶亾閰嶇疆V1.page b/ui/bak/閫氶亾閰嶇疆V1.page
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index 0000000..b11fe77
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diff --git a/ui/bak/閫氶亾閰嶇疆V1.png b/ui/bak/閫氶亾閰嶇疆V1.png
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index 0000000..4012c92
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diff --git a/ui/hand_acid_mainboard_ui.HMI b/ui/hand_acid_mainboard_ui.HMI
index 7610896..548b528 100644
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