Chip-cn-dat/SIMCOM-dat/A7670-DAT/2025-09-30-21-23-14.png
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Chip-cn-dat/SIMCOM-dat/A7670-DAT/A7670-DAT.md
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@@ -137,6 +137,15 @@ Solution 1：Use 10K resistor to Connect to GPIO，recommend use MK_IN_3(PIN20)
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+## demo
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+
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+- AT control by [[ESP32-dat]]
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+
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+![](2025-09-30-21-23-14.png)
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+
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+- wiring: VBU (VBUS), TXD, RXD, GND - 5V, IO1, IO2, GND
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+
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+
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## repo
Home.md
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@@ -19,7 +19,7 @@
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- [[Tech-DAT]] - [[display-dat]] - [[network-dat]] - [[usb-dat]] - [[interactive-dat]]
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-- [[power-dat]] - [[battery-dat]] - [[BMS-dat]] - [[ldo-dat]] - [[dcdc-down-dat]]
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+- [[power-dat]] - [[battery-dat]] - [[BMS-dat]] - [[ldo-dat]] - [[dcdc-down-dat]] - [[battery-pack-dat]]
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- [[network-dat]] - [[RC-dat]]
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PCB-dat/EDA-dat/kicad-dat/kidcad-workflow-dat/kicad-pcb-dat/kicad-pcb-dat.md
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@@ -65,15 +65,26 @@ Hold Ctrl while dragging → ignores grid snap (lets you place anywhere).
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Useful when aligning visually or placing text/graphics
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+
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+
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+
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+
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## text
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+## stop mask - trace
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+
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+- turn on - soldermask
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+
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+## stop mask - filled zone and polygon
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-## filled zone and polygon
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-- click corner to create chamber
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- duplicate the filled zone into polygon, and move to **Mask layer** to stop it being filled
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+details
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+
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+- click corner to create chamber
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+
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## import from other template projects
PCB-dat/PCB-dat.md
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@@ -14,7 +14,7 @@
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- [[EDA-dat]] - [[PCB-design-dat]] - [[kicad-dat]]
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-
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+- [[test-point-dat]]
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## PCB edit
PCB-dat/PCB-design-dat/test-point-dat/2025-09-30-21-24-36.png
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PCB-dat/PCB-design-dat/test-point-dat/test-point-dat.md
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@@ -6,6 +6,14 @@
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add points like
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+
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+## press test rig V3
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+
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+![](2025-09-30-21-24-36.png)
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+
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+- test OK with [[JLINK-dat]]
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+
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+
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## test rig v2
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0.8mm diameter pin
app-dat/outlet-dat/2025-09-30-21-27-26.png
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app-dat/outlet-dat/2025-09-30-21-27-37.png
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app-dat/outlet-dat/outlet-dat.md
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@@ -0,0 +1,6 @@
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+
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+# outlet-dat
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+
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+![](2025-09-30-21-27-26.png)
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+
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+![](2025-09-30-21-27-37.png)
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\ No newline at end of file
app-dat/wifi-dongle-dat/2025-09-30-21-30-18.png
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app-dat/wifi-dongle-dat/2025-09-30-21-30-35.png
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app-dat/wifi-dongle-dat/2025-09-30-21-30-57.png
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app-dat/wifi-dongle-dat/wifi-dongle-dat.md
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@@ -0,0 +1,11 @@
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+
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+# wifi-dongle-dat
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+
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+
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+![](2025-09-30-21-30-18.png)
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+
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+ZXIC
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+
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+![](2025-09-30-21-30-35.png)
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+
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+![](2025-09-30-21-30-57.png)
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\ No newline at end of file
power-dat/battery-pack-dat/2025-09-30-21-25-57.png
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power-dat/battery-pack-dat/2025-09-30-21-26-41.png
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power-dat/battery-pack-dat/battery-pack-dat.md
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@@ -28,7 +28,15 @@
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- [[e-bike-dat]]
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+### laptop internal battery pack
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+3S-3P == 11V - [[lenovo-dat]]
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+
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+![](2025-09-30-21-25-57.png)
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+
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+![](2025-09-30-21-26-17.png)
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+
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+![](2025-09-30-21-26-41.png)
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## 🔋 Common Lithium Battery Pack Combinations