Diagrama de pines

Pines de Módulo GPS NEO-6M (GY-NEO6MV2)

Pines

VCC (3.3–5V — most GY-NEO6MV2 boards carry a 3.3V regulator)
RX (module input — connect to the MCU TX)
TX (NMEA sentences out, 9600 baud default)
GND
The PPS LED blinks once per second only after a satellite fix — first fix outdoors can take minutes

Receiver	u-blox NEO-6M
Señal	GPS L1, 1575.42 MHz
Channels	50
Supply (breakout)	3.3–5 V (onboard 3.3 V regulator)
Nivel lógico	3.3 V
Interfaz	UART, 9600 baud default, NMEA output
Update rate	1 Hz default (up to 5 Hz)
Position accuracy	2.5 m CEP
Time to first fix	≈ 27 s cold start, ≈ 1 s hot start
Sensitivity	−161 dBm tracking
Antenna	25 × 25 mm ceramic patch, u.FL

Módulo serie Bluetooth HC-05 / HC-06 (ZS-040)Bluetooth: v2.0 + EDR, Classic SPP (no BLE); Función: HC-05 master/slave; HC-06 slave only; Frecuencia: 2.4 GHz
Radio NRF24L01 de 2.4GHz (cabezal 2×4)Chip: Nordic nRF24L01+; Tensión de alimentación: 1.9–3.6 V (use 3.3 V); Logic inputs: 5 V tolerant
Lector RFID-RC522 (SPI)Chip: NXP MFRC522; Frecuencia: 13.56 MHz; Supported cards: ISO/IEC 14443 A, MIFARE Classic/Ultralight
Módulo LoRa (RFM95W / familia SX1276)Transceptor: Semtech SX1276 (RFM95W); Frecuencia: 868 / 915 MHz (RFM95W); 433 MHz on RFM96/98W; Tensión de alimentación: 1.8–3.7 V (no onboard regulator)
Módulo GSM SIM800LNetwork: 2G only: GSM/GPRS quad-band 850/900/1800/1900 MHz; Tensión de alimentación: 3.4–4.4 V (≈ 4.0 V ideal, not 5 V); Corriente de pico: Up to 2 A…
Adaptador USB a serie CP2102 / CH340 (6 pines)Chip: Silicon Labs CP2102 or WCH CH340; USB: USB 2.0 full speed (12 Mbit/s); Baud rate: CP2102: 300 bps–1 Mbps; CH340: 50 bps–2 Mbps
Módulo transceptor RS-485 MAX485 (placa breakout de 8 pines)Transceptor: MAX485; Tensión de alimentación: 5 V (4.75–5.25 V); Nivel lógico: 5 V (use MAX3485/SP3485 for 3.3 V)
Módulo transceptor de bus CAN (MCP2515 + TJA1050)Controlador: Microchip MCP2515 (CAN 2.0B); Transceptor: NXP TJA1050; Tensión de alimentación: 5 V (TJA1050 is 5 V only)