Circuit Documentation
Summary
This document provides a detailed overview of a circuit that includes an ESP32 microcontroller, a Grove GPS module, a Micro SD Card module, a DHT11 humidity and temperature sensor, a DC buck step-down converter, a DIN rail mount power supply, a DC jack, and a DC power source. The circuit is designed to interface various sensors and modules with the ESP32 for data acquisition and storage.
Component List
Esp32 on Baseboard
- Description: A versatile microcontroller with multiple GPIO pins.
- Pins: GPIO23, GPIO22, GPIO1/TX, GPIO3/RX, GPIO21, GPIO19, GPIO18, GPIO5, GPIO17, GPIO16, GPIO4, GPIO0, GPIO2, GPIO15, SD1, SD0, CLK, V, G, GPIO36, GPIO39, GPIO34, GPIO35, GPIO32, GPIO33, GPIO25, GPIO26, GPIO27, GPIO14, GPIO12, GPIO13, SD2, SD3, GND, 5V, 3V, TX, RX, VCC, D22, D21
Grove GPS
- Description: A GPS module for location tracking.
- Pins: Tx, Rx, Vcc, GND
Micro SD Card Module
- Description: A module for interfacing with a micro SD card for data storage.
- Pins: cs, sck, mosi, miso, vcc, gnd
DHT11 Humidity and Temperature Sensor
- Description: A sensor for measuring humidity and temperature.
- Pins: VDD, DATA, NULL, GND
XL4015 5A DC Buck Step-down
- Description: A DC-DC converter for stepping down voltage.
- Pins: Output +, Output -, Input +, Input -
DIN RAIL MOUNT 26.4W POWER SUPPLY
- Description: A power supply unit for providing stable voltage.
- Pins: V+, V-, N, L
DC Jack
- Description: A jack for connecting a DC power source.
- Pins: V, GND
DC Power Source
- Description: A source of DC power.
- Pins: Ground, Positive
Wiring Details
Esp32 on Baseboard
- GPIO23 connected to Micro SD Card Module (mosi)
- GPIO19 connected to Micro SD Card Module (miso)
- GPIO18 connected to Micro SD Card Module (sck)
- GPIO5 connected to Micro SD Card Module (cs)
- GPIO17 connected to Grove GPS (Rx)
- GPIO16 connected to Grove GPS (Tx)
- V connected to Grove GPS (Vcc)
- V connected to Micro SD Card Module (vcc)
- G connected to Grove GPS (GND)
- G connected to Micro SD Card Module (gnd)
- V connected to DHT11 Humidity and Temperature Sensor (VDD)
- G connected to DHT11 Humidity and Temperature Sensor (GND)
- GPIO14 connected to DHT11 Humidity and Temperature Sensor (DATA)
Grove GPS
- Rx connected to Esp32 on Baseboard (GPIO17)
- Tx connected to Esp32 on Baseboard (GPIO16)
- Vcc connected to Esp32 on Baseboard (V)
- GND connected to Esp32 on Baseboard (G)
Micro SD Card Module
- mosi connected to Esp32 on Baseboard (GPIO23)
- miso connected to Esp32 on Baseboard (GPIO19)
- sck connected to Esp32 on Baseboard (GPIO18)
- cs connected to Esp32 on Baseboard (GPIO5)
- vcc connected to Esp32 on Baseboard (V)
- gnd connected to Esp32 on Baseboard (G)
DHT11 Humidity and Temperature Sensor
- VDD connected to Esp32 on Baseboard (V)
- DATA connected to Esp32 on Baseboard (GPIO14)
- GND connected to Esp32 on Baseboard (G)
XL4015 5A DC Buck Step-down
- Output + connected to DC Jack (V)
- Output - connected to DC Jack (GND)
- Input + connected to DIN RAIL MOUNT 26.4W POWER SUPPLY (V+)
- Input - connected to DIN RAIL MOUNT 26.4W POWER SUPPLY (V-)
DIN RAIL MOUNT 26.4W POWER SUPPLY
- V+ connected to XL4015 5A DC Buck Step-down (Input +)
- V- connected to XL4015 5A DC Buck Step-down (Input -)
- N connected to DC Power Source (Ground)
- L connected to DC Power Source (Positive)
DC Jack
- V connected to XL4015 5A DC Buck Step-down (Output +)
- GND connected to XL4015 5A DC Buck Step-down (Output -)
DC Power Source
- Ground connected to DIN RAIL MOUNT 26.4W POWER SUPPLY (N)
- Positive connected to DIN RAIL MOUNT 26.4W POWER SUPPLY (L)
Code
No code is provided for this circuit.