add carrier, bios, sym, readme

Electricals/Examples/README.md

@@ -1,16 +1,18 @@
-# Sample Projects
+# Carrier Board Sample Projects
 
 LattePanda Mu carrier board sample projects for engineers' reference, designed with KiCAD. Please open with KiCAD version 9.0 or higher.
 
-It's recommended to start your design with the *\[DFR1142\]Lite Carrier for LattePanda Mu(V2)*.
+It's recommended to start your design  by referring to the *\[DFR1142\] Lite Carrier for LattePanda Mu(V2)*.
 
-## Projects
+- [Carrier Board Design Guide for LattePanda Mu](https://docs.lattepanda.com/content/mu_edition/design_guide_foreword/)
 
-- **\[DFR1141\]Full EVA Carrier for LattePanda Mu**: The evaluation carrier board that includes nearly all features of the LattePanda Mu, designed to ITX motherboard dimensions, suitable for professional developers.
+## Project Files
 
-- **\[DFR1142\]Lite Carrier for LattePanda Mu**: The lite carrier board that includes essential interfaces such as HDMI, USB, PCIe, designed to 3.5-inch embedded motherboard dimensions.
+- **\[DFR1141\] Full EVA Carrier for LattePanda Mu**: The evaluation carrier board that includes nearly all features of the LattePanda Mu, designed to ITX motherboard dimensions, suitable for professional developers.
 
-- **\[DFR1142\]Lite Carrier for LattePanda Mu(V2)**: The upgraded version of DFR1142 Lite Carrier. Optimized for evaluation use and small-batch deployment.
+- **\[DFR1142\] Lite Carrier for LattePanda Mu**: The lite carrier board that includes essential interfaces such as HDMI, USB, PCIe, designed to 3.5-inch embedded motherboard dimensions.
+
+- **\[DFR1142\] Lite Carrier for LattePanda Mu(V2)**: The upgraded version of DFR1142 Lite Carrier. Optimized for evaluation use and small-batch deployment.
   - **Auto Power-On Support:** The system can boots automatically upon receiving power.
   - **New MX1.25-10P Connector:** Designed for compatibility with the DFR1247 LattePanda Smart UPS expansion board.
   - **Side-Mounted Buttons:** Power and Reset buttons have been changed to a side-mounted vertical design to accommodate protective cases better.
@@ -18,4 +20,10 @@ It's recommended to start your design with the *\[DFR1142\]Lite Carrier for Latt
   - **Sleep Indicator:** Added a dedicated LED for sleep mode status.
   - **BIOS Flash Chip Footprint:** Added a footprint for a carrier board BIOS flash chip (not soldered by default) for advanced customization.
 
-- **\[DFR1144\]GPU Carrier for LattePanda Mu**: The GPU carrier board features six video output ports, supports Type A/B MXM standard graphics cards, and adopts the 3.5-inch embedded motherboard form factor. It is suitable for local AI inference or multi-screen display matrix applications.
+- **\[DFR1144\] GPU Carrier for LattePanda Mu**: The GPU carrier board features six video output ports, supports Type A/B MXM standard graphics cards, and adopts the 3.5-inch embedded motherboard form factor. It is suitable for local AI inference or multi-screen display matrix applications.
+
+- **\[DFR1293\] Mini Carrier for LattePanda Mu \\ Mu Ultra**: a compact, highly expandable carrier board compatible with the LattePanda Mu and LattePanda Mu Ultra compute module. It integrates commonly used ports such as two full-featured Type-C, 2.5G Ethernet, USB 3.2 Gen2, OCuLink, M.2 M Key, M.2 E Key, HDMI, and GPIO. 
+
+## Compatibility List
+
+Compatibility varies between different compute modules and different carrier boards. Please visit the [**Carrier Board Docs**](https://docs.lattepanda.com/content/mu_edition/module_carrier_compatibility/) for the compatibility list.

Electricals/Examples/[DFR1293]Mini Carrier for LattePanda Mu and Mu Ultra/README.md

@@ -0,0 +1,5 @@
+# \[DFR1293\]Mini Carrier for LattePanda Mu and LattePanda Mu Ultra
+
+Currently, only a PDF schematic is available for reference.
+
+![DFR1293](./DFR1293.webp)

Electricals/Libraries/README.md

@@ -1,16 +1,16 @@
-# LattePanda Mu Library Files
+# LattePanda Mu / Mu Ultra Library Files
 
-Symbol and footprint libraries created with KiCAD 8.0. Please open with KiCAD version 8.0 or later.
+Symbol and footprint libraries created with KiCAD 9.0. Please open with KiCAD 9.0 or later.
 
 ## Files
 
-- **Module_LattePanda.pretty**: Footprint library for LattePanda Mu
+- **Module_LattePanda.pretty**: Footprint library for LattePanda Mu / Mu Ultra
 
-- **MCU_Module_LattePanda.kicad_sym**: Symbol library for LattePanda Mu
+- **MCU_Module_LattePanda.kicad_sym**: Symbol library for LattePanda Mu / Mu Ultra
 
 ## Installation
 
-Compatible with KiCAD version 8.0 or later.
+Compatible with KiCAD 9.0 or later.
 
 For installation instructions, please refer to the official KiCAD documentation:
 

Electricals/Pinouts/README.md

@@ -1,12 +1,26 @@
 # Pinouts
 
-All pin definitions for LattePanda Mu(N100/N305 Processor)
-
-⚠️ Note:  
-Due to the large number of functionally multiplexing pins, you should check the [BIOS functionality documentation](../../Softwares/BIOS/README.md) before starting your design. Do not design directly from the pin definition documentation here.
+All pin definitions for LattePanda Mu(N100/N305 Processor).
 
 ![pinout](./pinout.jpg)
 
+## Edge Connector Pinout
+
+The edge_connector of LattePanda Mu is designed for DDR4 260P SODIMM. But this pin table is too long, so we put it in a separate .xlsx file.
+
+- [LattePanda Mu Edge Connector Pinout](./LattePanda_Mu_Edge_Connector_Pinout.xlsx)
+
+⚠️ Note:  
+Due to the large number of functionally multiplexing pins, you should check the [BIOS functionality documentation](../../Softwares/BIOS/) before starting your design. Do not design directly from the pin definition documentation here.
+
+## Edge Connector Pinout Comparison
+
+LattePanda Mu and LattePanda Mu Ultra use the same edge connector, but their pin definitions are slightly different.
+
+To facilitate your comparison and evaluation, we have provided a pin comparison document for both models.
+
+- [LattePanda_Mu_and_Mu_Ultra_Pinout_Comparison](https://github.com/LattePandaTeam/LattePanda-Mu-Ultra/tree/main/Electricals/Pinouts/LattePanda_Mu_and_Mu_Ultra_Pinout_Comparison.xlsx)
+
 ## eDP
 
 I-PEX 20455-040E
@@ -55,7 +69,7 @@ I-PEX 20455-040E
 | 40     | NC        |      |                          |                 |
 
 - **LCD_VCC**: +3.3V
-- **BL_PWR**: Same as LattePanda Mu input voltage
+- **BL_PWR**: Same as LattePanda Mu's power input voltage
 - **Selftest**: Factory test pin, ground by default
 
 ## Touch
@@ -113,12 +127,3 @@ Clamshell 22P 0.5mm FFC/FPC Connector
 | ESPI_CLK | 1   | 2   | +1.8V       |
 
 Contacts on eSPI bus for SoC to communicate with SuperIO, can be used to connect diagnostic card (untested).
-
-## Edge Connector(DDR4 SODIMM)
-
-The edge_connector of LattePanda Mu is designed for DDR4 260P SODIMM. But this pin table is too long, so I put it in a separate .xlsx file.
-
-- [LattePanda Mu Edge Connector Pinout](./LattePanda_Mu_Edge_Connector_Pinout.xlsx)
-
-⚠️ Note:  
-Due to the large number of functionally multiplexing pins, you should check the [BIOS functionality documentation](../../Softwares/BIOS/README.md) before starting your design. Do not design directly from the pin definition documentation here.