graph LR
subgraph "電池供電路徑"
A["鋰電池/超級電容 \n 3.7V-5V"] --> B["自恢復保險絲"]
B --> C["限流電阻"]
C --> D["VBK1240 \n 主電源開關"]
D --> E["主電源軌 \n 3.3V/5V"]
F["MCU GPIO"] --> G["10Ω柵極電阻"]
G --> H["ESD保護"]
H --> D
end
subgraph "多負載電源管理"
E --> I["LDO/DC-DC"]
I --> J["MCU核心電源 \n 1.8V/3.3V"]
E --> K["VBK1240_1"]
K --> L["感測器電源 \n 5V/100mA"]
E --> M["VBK1240_2"]
M --> N["無線模組電源 \n 3.3V/500mA"]
E --> O["VBK1240_3"]
O --> P["顯示模組電源 \n 3.3V/200mA"]
Q["MCU GPIO1"] --> K
R["MCU GPIO2"] --> M
S["MCU GPIO3"] --> O
end
subgraph "電源監控與保護"
T["主電源軌"] --> U["電壓分壓"]
U --> V["MCU ADC4 \n 電壓監控"]
W["NTC溫度感測器"] --> X["MCU ADC5 \n 溫度監控"]
Y["TVS管"] --> E
end
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style K fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
感測器橋路驅動與模擬開關拓撲詳圖
graph TB
subgraph "電化學感測器偏置電路"
A["感測器電源 \n 5V"] --> B["參考電壓源"]
B --> C["偏置電阻網路"]
C --> D["VB5610N_1 \n 偏置開關"]
D --> E["感測器工作電極"]
F["感測器對電極"] --> G["VB5610N_2 \n 信號路由"]
G --> H["跨阻放大器"]
H --> I["可編程增益放大器"]
end
subgraph "模擬開關矩陣"
subgraph "校準電阻網路"
J["校準電阻R1"] --> K["VB5610N_3 \n 開關1"]
L["校準電阻R2"] --> M["VB5610N_4 \n 開關2"]
N["校準電阻R3"] --> O["VB5610N_5 \n 開關3"]
end
subgraph "多路複用器"
P["感測器信號1"] --> Q["VB5610N_6 \n MUX1"]
R["感測器信號2"] --> S["VB5610N_7 \n MUX2"]
T["溫度感測器"] --> U["VB5610N_8 \n MUX3"]
end
end
subgraph "控制與介面"
V["MCU GPIO4-11"] --> W["電平轉換器"]
W --> X["模擬開關控制匯流排"]
X --> K
X --> M
X --> O
X --> Q
X --> S
X --> U
Y["信號輸出"] --> Z["ADC輸入"]
Z --> MCU_ADC["MCU ADC通道"]
end
subgraph "保護電路"
ESD1["ESD保護"] --> D
ESD2["ESD保護"] --> G
TVS1["TVS保護"] --> I
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style K fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
安全執行機構驅動拓撲詳圖
graph LR
subgraph "電磁閥驅動電路"
A["外部電源 \n 12V-24V"] --> B["快速熔斷器"]
B --> C["TVS吸收電路"]
C --> D["VBGQF1402 \n 大電流驅動開關"]
E["MCU GPIO"] --> F["三極管驅動級"]
F --> G["柵極電阻"]
G --> D
D --> H["電磁閥線圈 \n 12V/2A"]
H --> I["續流二極體"]
I --> D
end
subgraph "散熱與保護"
subgraph "熱管理"
J["PCB大面積敷銅"] --> D
K["散熱過孔陣列"] --> J
L["熱敏電阻"] --> M["溫度監控"]
end
subgraph "多重保護"
N["電流檢測電阻"] --> O["比較器"]
O --> P["故障鎖存"]
P --> Q["關斷信號"]
Q --> D
R["獨立看門狗"] --> S["強制複位"]
S --> MCU_CTRL["MCU控制"]
end
end
subgraph "輔助報警輸出"
T["MCU PWM"] --> U["蜂鳴器驅動"]
U --> V["壓電蜂鳴器"]
W["MCU GPIO"] --> X["LED驅動"]
X --> Y["高亮LED陣列"]
Z["MCU GPIO"] --> AA["繼電器驅動"]
AA --> BB["安全繼電器"]
end
style D fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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