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iot-wifi-uno-hw

Features

ESP8266 as Controller compatible with Arduino Uno:

  • Power input 5.5V to 28VDC (1.2A/5V output) and 5V USB
  • Automatic enter program mode via Serial - Pre-program OTA firmware
  • ESP8266 Arduino and Arduino Library
  • Vietnamese doc support from https://esp8266.vn
  • Additional Button and LED same NodeMCU.
  • Open hardware with CC-BY-SA license
  • Design with KiCad

Hardware

Schematics

IoT WiFi UNO Schematic

PCB Layout

IoT WiFi UNO PCB

3D

IoT WiFi UNO 3D

Pinout

Pinout

Fritzing part

Fritzing

Gerber

Download

BOM

Designator Package Quantity Designation
U1 USB_Micro-B 1 usb_mini_b
U2 MSOP-8_3x3mm_Pitch0.65mm 1 MCP16311-MNY
U3 SOIC-16_3.9x9.9mm_Pitch1.27mm 1 CH340G
U4 ESP-12F 1 ESP-12E
U5 SOT-23-5 1 MCP6001R
U6 HTSOP-J8 1 BD00GA5WEFJ
U7 SOT-23 1 IRLM6402
D1,D3 do214aa 2 SS24
D2 LED_0603 1 LED_Blue
D4 LED_0603 1 L_PWR_VANG
D5 SOD-80 1 ZENER_3.3V
X1 Crystal_SMD_3225_4Pads 1 12MHz
Q1,Q2 SOT-23 2 MMBT8050LT1G
L1 Choke_SMD_Wuerth-WE-PD2-Typ-MS 1 22uH
CON1 BARREL_JACK 1 BARREL_JACK
C3,C4.C10,C11 C_1210 4 10uF/50V
C13 C_1210 1 1uF/25V
C1,C2 C_0603 2 22pF
C15,C7 C_0603 2 1uF/25V
C6,C8,C9,C12,C14,C5 C_0603 6 100nF
R1,R2,R3,R4,R5,R9,R18,R19,R10,R11 R_0603 10 10k
R6,R7,R12,R14,R17,R22 R_0603 6 470R
R8 R_0603 1 52.5K
R13 R_0603 1 0R
R15 R_0603 1 220k/1%
R16 R_0603 1 100k/1%
R20 R_0603 1 3K/1%
R21 R_0603 1 1K/1%
P5 Pin_Header_Straight_1x04 1 CONN_01X04
P2,P1 Pin_Header_Straight_1x08 2 CONN_01X08
P3 Pin_Header_Straight_1x06 1 CONN_01X06
P4 Pin_Header_Straight_1x10 1 CONN_01X10

Remark

This project was in development phase - we will remove this remark after release

License

license