docs: 为全部5份换板G-code添加逐段中文注释
标注每段功能（归零/下压/前推/抖板/弹射/归位）、 关键指令含义（G380/M400/M17/M211）、 三个类型间的差异点。
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@@ -1,63 +1,79 @@
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;==========================================================
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; A1 SwapMod 换板 G-code — 类型 C3：安全换板（安全Z版）⭐ 推荐
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; 特点：基于 C2 慢速版，尾部追加 Z 轴安全回位（Z30），防止下一板打印时碰撞
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; 本变体由 QQ 群用户 风信子号 提供
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;==========================================================
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;===================================
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; This workaround is kindly provided by 风信子号
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; 此变体由 风信子号 友情提供
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;===================================
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; 开始换板
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;start change plate
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G28 Y
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G1 Y262 F2000
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; --- 阶段1：Y 轴归零并退到后端 ---
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G28 Y ; Y 轴归零（寻找限位开关）
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G1 Y262 F2000 ; 推到 Y262（后端位置）
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M400 ; wait all motion done
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M17 Z0.4 ; lower z motor current to reduce impact if there is something in the bottom
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; --- 阶段2：运动保护 ---
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M400 ; 等待所有运动队列清空
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M17 Z0.4 ; 将 Z 轴电机电流降至 0.4A，降低阻力，防止碰撞损伤打印件
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G91
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G1 Z-35 F1200
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G380 S2 Z95
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; --- 阶段3：Z 轴下压（G1 Z- + G380 S2 纯力控 ×4轮）---
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G91 ; 切换相对坐标
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G1 Z-35 F1200 ; Z 轴下降 35mm
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G380 S2 Z95 ; 力控上升 95mm
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G1 Z-25
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G1 Z-25 ; 第二轮
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G380 S2 Z90
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G1 Z-25
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G1 Z-25 ; 第三轮
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G380 S2 Z90
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G1 Z-30
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G1 Z-30 ; 第四轮
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G380 S2 Z95
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G1 Z-5
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G90
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G4 P2000
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G1 Z-5 ; Z 轴微降释放张力
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G90 ; 切回绝对坐标
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G1 Y15 F800
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G1 Y150 F1200
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; --- 阶段4：驻留稳定 ---
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G4 P2000 ; 驻留 2 秒
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;This line controls how much distance the tail of the reel hangs. The smaller the value, the less distance it hangs.
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G1 Y40 F1000
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; --- 阶段5：前推弹板 ---
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G1 Y15 F800 ; 缓慢推到前端 Y15
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G1 Y150 F1200 ; 后退到 Y150
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;The platform ensures that new plate can be added properly even when no plate are available.
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;G1 Y260 F3000
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G380 S2 Y264 F2000
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; 此行控制卷料尾端的悬垂距离。值越小，悬垂越少。
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G1 Y40 F1000 ; 推到 Y40
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; 平台通过力控确保即使没有板也能正常装入新板
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; G1 Y260 F3000
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G380 S2 Y264 F2000 ; 力控推到最前端 Y264
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;=================================================
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;!!!!!! Z 轴下降，离开顶部
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G91;
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G1 Z-70 F1200
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G90;
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; !!!!!! Z 轴下降，离开顶部
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;=================================================
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;
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G1 Y200 F10000
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; --- 阶段6：Z 轴上撤退让 ---
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G91 ; 切相对坐标
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G1 Z-70 F1200 ; Z 轴下降 70mm（为弹射留空间）
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G90 ; 切回绝对坐标
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G1 Y25 F4000
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; --- 阶段7：Y 轴高速移动 + 微调定位 ---
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G1 Y200 F10000 ; 高速推到 Y200
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G1 Y25 F4000 ; 减速靠前
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;Avoiding the use of the G380 command is to prevent failure in reaching the correct position.
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G1 Y-1 F20000
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;G380 S3 Y-1 F1200
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; 使用 G1 而非 G380，防止触力传感器干扰定位
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G1 Y-1 F20000 ; 高速后退 1mm
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G4 P500
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G4 P500 ; 驻留 500ms
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G28 Y
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; --- 抖板校准归零 ---
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G28 Y ; Y 轴归零校准
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;start Shake-triggered plate replacement
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; ═══════════════════════════════════════════
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; 抖板 第1轮：振动确保板完全脱离（1→2.5mm）
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; ═══════════════════════════════════════════
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; 开始 振动触发换板
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G1 Y1 F100
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G1 Y0 F20000
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G4 P500
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@@ -73,26 +89,31 @@ G4 P500
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G1 Y2.5 F100
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G1 Y0 F10000
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G4 P500
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;G1 Y3.5 F100
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;G1 Y0 F5000
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;end Shake-triggered plate replacement
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; G1 Y3.5 F100 ; 注释掉：备选更大振幅
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; G1 Y0 F5000
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; 结束 振动触发换板
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; --- 阶段8：推板 + 力控校准 ---
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G1 Y235 F1200
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G1 Y110 F5000
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G1 Y200 F1200
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;G1 Y266 F1500
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G380 S2 Y264 F2000
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; G1 Y266 F1500
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G380 S2 Y264 F2000 ; 力控推到最前端
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;After retracting the build plate to the frontmost position, dwell for 1 second.
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G4 P1000
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; 驻留 1 秒
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G4 P1000
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G1 Y25 F4000
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;G1 Y-2 F20000
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G1 Y-2 F1000
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; --- 阶段9：第2轮弹射（慢速）---
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G1 Y25 F4000 ; 推到 Y25
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; G1 Y-2 F20000 ; 注释掉：标准版高速
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G1 Y-2 F1000 ; 🐌 慢速弹射
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G4 P500
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;start Shake-triggered plate replacement
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; ═══════════════════════════════════════════
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; 抖板 第2轮：再次振动（1→2.5mm）
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; ═══════════════════════════════════════════
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; 开始 振动触发换板
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G1 Y1 F100
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G1 Y0 F20000
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G4 P500
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@@ -109,20 +130,22 @@ G1 Y2.5 F100
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G1 Y0 F10000
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G4 P500
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; 结束 振动触发换板
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;end Shake-triggered plate replacement
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;move to front
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; --- 阶段10：归位 ---
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; 推到前端
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G1 Y262 F1500
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G1 Y120 F2000 ; 回到 Y120 待机位置
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G1 Y120 F2000
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; 结束换板
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;end change plate
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G4 P3000
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;===================================
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; return Z to safe standby height after plate change
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M400
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G90
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G1 Z30 F600
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M400
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; ═══════════════════════════════════════════
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; 🔐 安全 Z 轴回位（C3 独有）
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; 换板完成后 Z 轴在低位（约 Z-70），下一板开始时可能碰撞
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; 预先升到 Z30 确保安全间距
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; ═══════════════════════════════════════════
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G4 P3000 ; 驻留 3 秒，等待板完全稳定
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M400 ; 等待所有运动完成
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G90 ; 确保绝对坐标
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G1 Z30 F600 ; 🔐 Z 轴升至 30mm 安全高度
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M400 ; 再次确认到位
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