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Hardware Scheme

A project log for CarontePass: Open Access Control

CarontePass is an access control designed for collaborative spaces. Ideal for Hackerspaces, Makerspace, FabLabs, Hacklabs...

torehctorehc 03/29/2016 at 13:000 Comments

Here you can find everything you need for mounting hardware part of clients (doors).


Assembly diagram
:

carontepass-rc522

PINOUT:

WEMOS D1 MINI BOARD CONECT TO PIN
PIN FUCTION ESP-8266 PIN RC522 RELAY
3.3V POWER 3.3V 3.3V
5V POWER 5V
VCC
GND GND GND GND GND
D13 SCK GPIO-14 SCK
D12 MISO GPIO-12 MISO
D11 MOSI GPIO-13 MOSI
D8 SS (SDA) GPIO-15 SDA
D3 IO GPIO-0 RESET
D0 IO GPIO-16
IN1

Schema Wemos D1 Mini:

mini

Technical specs

Microcontroller ESP-8266EX
Operating Voltage 3.3V
Digital I/O Pins 11
Analog Input Pins 1(Max input: 3.2V)
Clock Speed 80MHz/160MHz
Flash 4M bytes
Length 34.2mm
Width 25.6mm
Weight 10g

WeMos D1 mini

Pin

Pin Function ESP-8266 Pin
TX TXD TXD
RX RXD RXD
A0 Analog input, max 3.3V input A0
D0 IO GPIO16
D1 IO, SCL GPIO5
D2 IO, SDA GPIO4
D3 IO, 10k Pull-up GPIO0
D4 IO, 10k Pull-up, BUILTIN_LED GPIO2
D5 IO, SCK GPIO14
D6 IO, MISO GPIO12
D7 IO, MOSI GPIO13
D8 IO, 10k Pull-down, SS GPIO15
G Ground GND
5V 5V
3V3 3.3V 3.3V
RST Reset RST

All IO have interrupt/pwm/I2C/one-wire supported(except D0)

Warnings

All IO is work at 3.3V.

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