Wireless module for Crowpanel Advanced Series

Pin

Pin Direction

Note

U1RXD

Input

Serial port 0 receiving pin

U1TXD

Output

Serial port 0 receiving pin

GPIO12

Input/Output

GPIO

GPIO13

Input/Output

GPIO

GPIO14

Input/Output

GPIO

3V3

Power supply

GND

Ground wire, connected to the power reference ground

GPIO1

Input/Output

GPIO

GPIO0

Input/Output

GPIO

GPIO2

Input/Output

GPIO

GPIO22

Input/Output

GPIO

GPIO10

Input/Output

GPIO

GPIO11

Input/Output

GPIO

BOOT

Press and then tap the RST key to enter the burning mode

RST

Press it to re-run the program and also to burn the program.

Chip Model

ESP32-H2FH4

FLASH

4MB Quad SPI

SRAM

320KB

ROM

128KB

LP memory

4KB

Ambient temperature

-40℃~105℃

Voltage

3.3V

Bluetooth Low Energy Radio Specifications

Working channel center frequency range

2402~2480MHz

RF transmission power range

-24.0~20.0dBm

Gain and efficiency

Bandwidth 2.4G~2.5GHz

Peak Gain

4.33dBi

Average Gain across the band

4.0dBi

Gain Range across the band

3.59dBi~4.33dBi

Peak Efficiency

62.5%

Average Efficiency across the band

57.5%

Efficiency Range across the band

51.3%~62.5%

Pin

Pin Direction

Note

U1RXD

Input

Serial port 0 receiving pin

U1TXD

Output

Serial port 0 receiving pin

GPIO0

Input/Output

GPIO

GPIO1

Input/Output

GPIO

GPIO2

Input/Output

GPIO

3V3

Power supply

GND

Ground wire, connected to the power reference ground

GPIO23

Input/Output

GPIO

GPIO22

Input/Output

GPIO

GPIO21

Input/Output

GPIO

GPIO20

Input/Output

GPIO

GPIO19

Input/Output

GPIO

GPIO18

Input/Output

GPIO

BOOT

Press and then tap the RST key to enter the burning mode

RST

Press it to re-run the program and also to burn the program.

Chip Model

ESP32-C6FH4

L1 cache

32KB

ROM

320KB

HP SRAM

512KB

LP SRAM

16KB

FLASH

4MB Quad SPI

Ambient temperature

-40℃~105℃

Voltage

3.3V

Bluetooth Low Energy Radio Specifications

Working channel center frequency range

2402~2480MHz

RF transmission power range

-15.0~20.0dBm

WIFI RF Specifications

Working channel center frequency range

2412~2484MHz

Wireless Standards

IEEE 802.11b/g/n/ax

Gain and efficiency

Bandwidth 2.4G~2.5GHz

Peak Gain

3.74dBi

Average Gain across the band

3.66dBi

Gain Range across the band

3.45dBi~3.74dBi

Peak Efficiency

58.9%

Average Efficiency across the band

55.9%

Efficiency Range across the band

53.0%~58.9%

Pin

Pin Direction

Note

CE

Input

Module control pin

SCK

Output

SPI Data Pin

MISO

Input

SPI Data Pin

MOSI

Output

SPI Data Pin

3V3

Power Supply

GND

Ground wire, connected to the power reference ground

CSN

Input

Module chip select pin, used to start an SPI communication

IRQ

Input

Module interrupt signal output, low level is effective

Gain and efficiency

Bandwidth 2.4G~2.5GHz

Peak Gain

3.74dBi

Average Gain across the band

3.66dBi

Gain Range across the band

3.45dBi~3.74dBi

Peak Efficiency

58.9%

Average Efficiency across the band

55.9%

Efficiency Range across the band

53.0%~58.9%

Pin

Pin Direction

Note

DIO1

Input/Output

Configurable general purpose IO ports

SCK

Input

SPI Data Pin

MISO

Input

SPI Data Pin

MOSI

Output

SPI Data Pin

3V3

Power supply

GND

Ground wire, connected to the power reference ground

NRESET

Output

Chip reset trigger input pin, low level is effective

DIO2

Input

RF switch send/receive control pin, low level is receiving, high level is sending

BUSY

Output

Used for status indication

NSS

Input

Module chip select pin, used for SPI communication

DIO3

Input/Output

Configurable general purpose IO ports

Gain（dBi）

3.5dBi

VSWR

<=1.9

Input impedance（Ω）

50

Polarization

Vertical

Lightning Protection

DC Ground

Mechanical Specification

Wire Spec

RF1.13

Wire length(cm)

10cm

Input connector type

IPEX-1

Antenna weight(kg)

0.01

Operating temperature

-40℃~85℃