Merge pull request #2 from ziteh/develop

Develop
siderakb · Oct 14, 2022 · 729c943 · 729c943
2 parents f229aa8 + 8bf8dd3
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diff --git a/PMW3360_PCB/PMW3360_PCB.kicad_pcb b/PMW3360_PCB/PMW3360_PCB.kicad_pcb
@@ -936,6 +936,24 @@
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diff --git a/PMW3360_PCB/PMW3360_PCB.kicad_prl b/PMW3360_PCB/PMW3360_PCB.kicad_prl
@@ -1,6 +1,6 @@
 {
   "board": {
-    "active_layer": 0,
+    "active_layer": 41,
     "active_layer_preset": "",
     "auto_track_width": true,
     "hidden_nets": [],

diff --git a/README.md b/README.md
@@ -1,12 +1,45 @@
 # PMW3360 PCB 
-[Pixart PMW3360DM-T2QU](https://www.pixart.com/products-detail/10/PMW3360DM-T2QU) optical mouse sensor breakout board.
+[PixArt PMW3360DM-T2QU](https://www.pixart.com/products-detail/10/PMW3360DM-T2QU) optical mouse sensor breakout board.
 
-[Demo video](https://youtu.be/X6r8fS4WcTc)
+[Demo video (Rev 1.0)](https://youtu.be/X6r8fS4WcTc)
 
-![](https://imgur.com/bXeEvYb.jpg)
-![](https://imgur.com/sdevgX2.jpg)
-![](https://imgur.com/bwTRRi4.jpg)
-![](https://imgur.com/gGbNr8M.jpg)
+> EDA: [KiCad](https://www.kicad.org/)
 
-## EDA
-[KiCAD](https://www.kicad.org/)
+## Preview
+
+| Front                                     | Back                                     |                                      |
+| ----------------------------------------- | ---------------------------------------- | ------------------------------------ |
+| ![front](https://i.imgur.com/YNuyznL.png) | ![back](https://i.imgur.com/ay0Sjee.png) | ![](https://i.imgur.com/O2wRAaS.png) |
+
+![sch](https://i.imgur.com/fngHbs6.jpg)
+
+## BOM
+
+| Ref(s) | Value           | Footprint      | Qty |
+| ------ | --------------- | -------------- | --- |
+| C1     | 4.7uF/10V       | SMD 0603       | 1   |
+| C2     | 100nF           | SMD 0603       | 1   |
+| C3     | 1uF             | SMD 0603       | 1   |
+| C4     | 4.7uF           | SMD 0603       | 1   |
+| R1     | 39R             | SMD 0603       | 1   |
+| R2     | 10k             | SMD 0603       | 1   |
+| R3*    | *Adj_R1*        | SMD 0603       | 1   |
+| R4*    | *Adj_R2*        | SMD 0603       | 1   |
+| U1     | PMW3360DM-T2QU  | PMW3360DM-T2QU | 1   |
+| U2*    | TPS73601DBV     | SOT-23-5       | 1   |
+| J1     | Connector Pin   | 2.54mm 1*8P    | 1   |
+| JP1    | Solder Jumper   | 1.0*1.5mm      | 1   |
+| TP1*   | V_IO Test Point | D1.5mm         | 1   |
+| TP2*   | V_DD Test Point | D1.5mm         | 1   |
+| TP3    | GND Test Point  | D1.5mm         | 1   |
+> - Adjust the V_DD voltage with the value of R3 and R4.
+>   - For 1.8V V_DD, R3=28.0kΩ and R4=56.2kΩ.
+>   - R3 and R4 are not necessary if you have fixed voltage LDO on U2.
+> - V_DD range: 1.8\~2.1V, Typ. 1.9V.
+> - V_IO range: 1.8\~3.6V, Type. 1.9V, must be same or greater than V_DD.
+
+## Jumper Config
+
+- JP1: V_IO voltage selection
+  - \[1-2 3\]: V_IO=V_IN
+  - \[1 2-3\]: V_IO=V_DD