User Manual for SpeedyBee models including: F7 Mini 35A 3-6S 8-bit Flight Controller Stack, F7 Mini, 35A 3-6S 8-bit Flight Controller Stack, 8-bit Flight Controller Stack, Flight Controller Stack, Controller Stack, Stack

20231012-SpeedyBee F7 Mini stack 英

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SpeedyBee f7 mini stack-cn
User Manual

User Manual V1.0
SpeedyBee F7 35A BLS Mini Stack

contents (Click on any section to jump)

Part 1 - OverView

Specs Overview

2

Dimensions

3

Package

4

FC & ESC Connection

5

Part 2 - SpeedyBee F7 Mini Flight Controller

Layout

6

FC's Peripheral Connection

7

App

8

FC Firmware Update

9

Parameters

10

Part 3 - SpeedyBee 35A BLS 4-in-1 ESC

Layout

11

Connection with Motors & Power Cable 12

ESC Configuration

13

ESC Firmware Update

14

Parameters

15

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Part 1 - OverView

SpecsOverview

Product Name

SpeedyBee F7 35A BLS Mini Stack

Flight Controller

SpeedyBee F7 Mini

ESC

SpeedyBee 35A BLS Mini 4-in-1 ESC

Bluetooth

Supported. For FC & ESC parameter setting

Wireless FC Firmware Flashing Not supported

Wireless Blackbox Download Not supported

Power Input

3-6S LiPo

Mounting

20 x 20mm 3.5mm hole size Compatible with M2 and M3 screws/Silicone grommets

Dimension

32mm(L) x 35mm(W) x 13mm(H)

Weight

12.7g

2/15

Dimensions

3/15

13mm

1.6mm

3.5mm 30mm

1.6mm

3.6mm 32mm

30mm

35mm

7.5mm

20mm

5.5mm

20mm

Package

4/15

SpeedyBee F7 Mini Flight Controller x 1
SpeedyBee 35A BLHeli_S Mini 4-in-1 ESC x 1
Manual & App Download Card x 1
XT30 Power Cable(Length: 7cm) x 1
8pin JST cable(For FC & ESC Connection x 1
35V 470uF Capacitor x 1
M2 Accessories
M2(Diameter) * 20mm(Length) Screw x 4 M2(Diameter) * 25mm(Length) Screw x 4 M2(Hole Diameter) * 6.6mm(Height) Anti-vibration Silicone Grommets x 9 M2 Silicone O-Ring x 5 M2 Nylon Hex Nut x 5
M3 Accessories
M3(Diameter) * 20mm(Length) Screw x 4 M3(Diameter) * 25mm(Length) Screw x 4 M3(Hole Diameter) * 6.6mm(Height) Anti-vibration Silicone Grommets x 9 M3 Silicone O-Ring x 5 M3 Nylon Hex Nut x 5

MANUAL / APP DOWNLOAD
www.SpeedyBee.com

MANUAL / APP MANUAL / APP

M2 Accessories

M3 Accessories

FC & ESC Connection

5/15

Use any end of the 8-pin JST cable to connect the FC to the ESC.

GND/BAT/+ M1 M2 M3 M4 CURRENT TEL

N/A CURRENT
M4 M3 M2 M1 BAT/+ GND/-

Part 2 - SpeedyBee F7 Mini Flight Controller

Layout

6/15

FPV Cam(Analog) VTX(Analog)

Bluetooth BLE Chip
Antenna
RED LED GREEN LED BLUE LED
8MB Flash UART 3

DJI Air Unit Receiver

TYPE C Port
OSD Chip (AT7456E)
LED Stripe Buzzer

GND/BAT/+ M1 M2 M3 M4 CURRENT Telemetry(R4)

TVS Diode (Anti-Voltage Spike)

8pin Connector(to ESC)

5V BEC

MCU(STM32F722) BOOT Button

9V BEC
LED Indicator Definition
RED LED - Power Indicator.Solid Red after powering up. GREEN LED - Bluetooth status light. Solid Green indicates Bluetooth is connected. BLUE LED - Flight controller status light which is controlled by the flight
controller firmware.
BOOT Button
Only if the flight controller gets bricked and can't power up, please follow these steps to re-flash firmware for it:
 Insert a USB A to TYPE-C cable to your PC.  Press and hold the BOOT button, insert the USB cable into the flight controller,
then release the BOOT button.  Open Betaflight configurator on the PC, go to the `Firmware Flashing'
page, choose the target `SPEEDYBEEF7MINI' and flash.

FC's Peripheral Connection

Video IRC GND 5V

5V GND VIDEO IRC PGND 3.7-5V

7/15
Analog VTX

5V GND Video CC

5-36V GND Video Menu

GND Video
T3

LED Stripe

5-36V GND Video GND Menu

Phoenix 2 Nano
Analog FPV Cam

SBUS GND TX RX GND 7.4-26.4V

DJI Air Unit
Spektrum SRXL2 Receiver

GND

3V3

NC

S

T1

9V GND T2 R2 GND R1 3V3 T1 5V BZ+ BZ-

5V GND LED

BZBZ+

Buzzer

SBUS Receiver

SBUS
5V GND

CH2

CH2 RX

CH1

CH1 TX

5V

5V

GND

GND

Crossfire Nano Rx

APP

8/15

Get the SpeedyBee App Search `SpeedyBee' on Google Play or App Store. Or download the Android .apk file on our website: https://www.speedybee.com/download. Connect the App

1 2

FC Firmware Update

9/15

SpeedyBee F7 Mini does not support wireless firmware flashing, so please flash firmware for it on your PC following the steps below:
 Connect the flight controller to the PC with a USB cable  Open Betafight/INAV configurator on your PC. Take Betaflight
configurator as an example, go to the `Firmware Flashing' page, choose the target `SPEEDYBEEF7MINI' and flash.

Parameters

10/15

MCU IMU(Gyro) USB Port Type Barometer OSD Chip

STM32F722 BMI270 for current batches;MPU6000 for old batches before May 2022. Type-C N/A AT7456E chip

BLE Bluetooth

Supported. Used for Flight Controller configuration (MSP should be enabled with Baud rate 115200 on UART 6)

Flash FC Firmware Wirelessly

Not supported. Please update firmware for this FC on the PC

Download/Analyze Blackbox

Not supported. Please download and analyze Blackbox data on the PC

DJI Air Unit Soldering Pads

Supported

Flash(for BlackBox)

8MB

Current Sensor

Supported, Scale=250 Offset=-500

BetaFlight Camera Control Pad Yes(CC pad)

Power Input

3S - 6S Lipo

5V Output

6 groups of 5V output, five +5V pads and 1 BZ+ pad( used for Buzzer). The total current load is 2.5A.

9V Output 3.3V Output ESC Signal Pads UART ESC Telemetry UART I2C LED Pad Buzzer BOOT Button RSSI Input SmartPort

2 groups of 9V output, the total current load is 2A. Supported. Up to 500mA current load. M1 - M4 Full UART * 3(UART1, UART2, UART3) R4(UART4) Not supported Used for WS2812 LED BZ+ and BZ- pad used for 5V Buzzer Used to enter DFU mode Not supported Use any TX pad of UART for the SmartPort feature.

Supported Flight Controller Firmware

BetaFlight(Default), INAV

Firmware Target Name Mounting Dimension Weight

SPEEDYBEEF7MINIV2 for current batches(Gyro: BMI270); SPEEDYBEEF7MINI for old batches(Gyro: MPU6000) before May 2022.
20 x 20mm, 3.5mm hole diameter
30 x 30 x 7.5mm
5.7g

Part 3 - SpeedyBee 35A BLS 4-in-1 ESC

Layout 

11/15

M4

M2

M3

M1

BAT+

BAT-

Capacitor+ Capacitor-

N/A CURRENT
M4 M3 M2 M1 BAT/+ GND/-

8pin Connector(to ESC)

TVS Diode (Anti-Voltage Spike)

Resistance Calculator

Connection with Motors & Power Cable

12/15

Motor 4

Motor 2

Motor 3 XT30 Power Cable

Motor 1 Low ESR Capacitor

Note: In order to prevent the stack from being burnt out instantaneous voltage spikes on powering up, it is strongly recommended to use the Low ESR capacitor in the package.

ESCConfiguration

13/15

1

2

3

6

4

5

ESC Firmware Update

14/15

You could flash both BLHeli_S and Blue Jay firmware for this ESC.
You need to pulg in the battery to the Mini and then connect a USB cable between the Mini and your PC. Then flash ESC firmware (BLHeli_S or Blue Jay) in the following online configurator:
https://esc-configurator.com/
Note: ESC Type should be set as 'J-H-40'.

1

2

3

4 5
6

Parameters

Firmware Continuous Current Burst Current ESC Protocol Power Input Power Output ESC Telemetry Current Sensor Mounting Dimension Weight

BLHeli_S JH40 35A * 4 45A(5S) DSHOT300/600 3-6S LiPo VBAT Not supported Support (Scale=250 Offset=-500) 20 x 20mm, 3.6mm hole diameter 32(L) * 35(W) * 5.5mm(H) 7g

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References

Adobe PDF library 16.00 Adobe Illustrator 25.4 (Windows)