For fans of Silverware firmware, now you could try the new updated Lite 1-2S Brushless Flight Controller. Come with the LiteSilver firmware and integrated 25mW VTX, this lite 1-2S FC is used on FPV whoop racing advanced kit 2, and it is a great choice for pilots to get into the whoop FPV racing hobby.

Bullet Points

• Come with the LiteSilver firmware, this lite 1-2S FC totally supports a 1-2S brushless motor, which is the most simple and affordable method to try the whoop FPV racing hobby.
• Integrates with the 25mW VTX, this board is ultralight only 3.81g, perfectly suitable for weight-sensitive drones such as FPV whoop racing advanced kit 2. 
• Supports Acro mode, Levelmode, Racemode_Angle, Racemode_Horizon, Horizonmode, and Turtle mode. Also, it has the ability to change settings for custom builds or to adapt the personal preferences by OSD menu.
• Support Smartaudio and USB firmware updating, it is more convenient for pilots to use. 
• Build-in OSD, allows you to select viewing options, such as the voltage of the battery, flight time, flight mode, and setting menu. Includes OSD menu, supports PID tuning, motor rotation changing, and channel mapping of AETR/TAER switching via OSD menu.

Specification of Lite 1-2S FC

• Item: Lite 1-2S brushless flight controller
• Weight: 3.81g  (without antenna and BT2.0 connector)
• VTX Power: Integrated 25mW VTX
• CPU: MM32F103KBU6
• Six-Axis: MPU6000
• Firmware version: LiteSilver
• Receiver: Support external SBUS/DSMX protocol receiver or SPI CC2500 receiver module (compatible with Frsky_D/Frsky_X_FCC/Frsky_X_LBT)
• Motor Pin Connecter: 1.25mm Header Pins
• Mounting hole size: 26mm x 26mm, whoop mounting pattern

Specification of ESC

• Built-in ESC with 5A continuous and peak 6A current
• Input voltage: 1-2S Lipo
• ESC firmware: BLHELI_S S_H_50_REV16_7.HEX
• OSD: BETAFPV LiteOSD
• Signal support: D-shot150, D-shot300, D-shot600(Default), Oneshot125
• Recommend motor: 1102 18000KV motor

Diagram for Lite 1-2S FC

How to Connect the External Rx to the Lite 1-2S FC

For more convenience to the pilots, we specially design the Plug & Play SPI Frsky Rx for the Lite 1-2S FC, no soldering work needed, easy to install.  

Receiver Connection Diagram

Status LED for Lite 1-2S FC

There are 2 LEDs on the bottom of the board to indicate the status, including the FC Status LED(RGB) and FC Power LED ( Red ).

LED	Status	Description
Power LED ( Red )	Keep on	Power on
Power LED ( Red )	off	Power Abnormal
Status LED ( Blue )	Keep on	Bind

Recommended Parts of Lite 1-2S FC

• Battery: BT2.0 300mAh 1S Battery / BT2.0 450mAh 1S Battery / BT2.0 260mAh 1S Battery/ BT2.0 300mah 2S Battery
• Frame: Meteor75 Frame
• Props: 31mm 4-Blades props / 40mm 4-blades props 
• Motors: 1102 18000KV motor
• Camera: C01 Camera / C01 Pro Camera 

Package

• 1 * Lite 1-2S brushless flight controller
• 1 * SPI Frsky Rx
• 4 * M1.2x4mm screws 
• 4 * M1.4x5mm screws 
• 4 * Anti-vibration rubber dampers