# MKS-Robin-Nano-V3.X hardware
## MKS Robin Nano V3.1_001
Include :

    - MKS Robin Nano V3.1_001 SCH.pdf
	- MKS Robin Nano V3.1_001 TOP.pdf
	- MKS Robin Nano V3.1_001 BOTTOM.pdf
	- MKS Robin Nano V3.1_001 SIZE.pdf
	- MKS Robin Nano V3.1_001 PIN.pdf

Change from V3.0_004 version:

    - MCU use STM32F407VET6, 168MHz, 512KB Flash, 192KB RAM
	- MOS drive circuit, temperature measurement circuit adds Schottky diode protection
	- The version change to V3.1_001


## MKS Robin Nano V3.0_004
Include :

    - MKS Robin Nano V3.0_004 SCH.pdf
	- MKS Robin Nano V3.0_004 TOP.pdf
	- MKS Robin Nano V3.0_004 BOTTOM.pdf
	- MKS Robin Nano V3.0_004 SIZE.pdf
	- MKS Robin Nano V3.0_004 PIN.pdf
	
Change from 003 version:

    - D12 use a more powerful TVS: SMBJ28A
	
	- Z3,Z6 NC

## MKS Robin Nano V3.0_003
Include :

    - MKS Robin Nano V3.0_003 SCH.pdf
	- MKS Robin Nano V3.0_003 TOP.pdf
	- MKS Robin Nano V3.0_003 BOTTOM.pdf
	- MKS Robin Nano V3.0_003 SIZE.pdf
	- MKS Robin Nano V3.0_003 PIN.pdf

Change from 002 version:

    - Fix FAN1(Use PC14) and FAN2(Use PB1) silkscreen in the PCB
	
	- Fix FAN1(Use PC14) and FAN2(Use PB1) net in the SCH

## MKS Robin Nano V3.0_002
Include :

    - MKS Robin Nano V3.0_002 SCH.pdf
	- MKS Robin Nano V3.0_002 TOP.pdf
	- MKS Robin Nano V3.0_002 BOTTOM.pdf
	- MKS Robin Nano V3.0_002 SIZE.pdf
	- MKS Robin Nano V3.0_002 PIN.pdf
	
Change from 001 version:

    - Add 'H-BED', 'HE0', 'HE1' TTL signal to Header 2X1
	
	- 3D TOUCH interface add protection circuit
	
    - Fix E0 axis silkscreen

## MKS Robin Nano V3.0_001
Include :

    - MKS Robin Nano V3.0_001 SCH.pdf
	- MKS Robin Nano V3.0_001 TOP.pdf
	- MKS Robin Nano V3.0_001 BOTTOM.pdf
	- MKS Robin Nano V3.0_001 SIZE.pdf
	- MKS Robin Nano V3.0_001 PIN.pdf
	- This is a inital hardware
