Schematic#

Note

To obtain the EDA project files, please visit JLC’s oshwhub.

Nano Transmitter#

Diagram#

schematic_HT_nano

Pins#

Pin Connection Table#

Name

No.

Net

Function

GPIO25

14

BUZZ

Buzzer control output

GPIO27

16

TOUCH

Capacitive touch input

GPIO14

17

LED

Indicator light output

GPIO13

20

SDO

IMU SPI MISO

GPIO15

21

SDI

IMU SPI MOSI

GPIO2

22

SCK

IMU SPI SCK

GPIO0

23

CS

IMU SPI CS / Programming short interface

GPIO20

27

BUTTON

Micro switch input

U0RXD

40

RX

Programming serial RX

U0TXD

41

TX

Programming serial TX

Note

When programming the ESP32/ESP8266 via serial, the programming short interface needs to be connected to GND.

Nano Receiver#

Diagram#

schematic_Receiver_ppm

Pins#

Pin Connection Table#

Name

No.

Net

Function

GPIO12

6

PPM

PPM signal output

GPIO13

7

BIND

Micro switch input

GPIO0

12

DOWNLOAD

Programming short interface

GPIO4

13

LED

Indicator light output

RXD

15

RX

Programming serial RX

TXD

16

TX

Programming serial TX