Readytofly MWC LED Ring I2C

Board is reloaded with all the correct firmware to be plug and play with 2.2

 this MultiWii feature you need to uncomment this line below in config.h In R2.2, this feature is already built in so there is no need to add extra ino files.

/********* DFRobot LED RING **************/
/* I2C DFRobot LED RING communication */
//#define LED_RING

From change.txt in R2.2, you can see the documentation links.

LEDRING pattern was refined thanks to shikra. See instructions here.

Instructions files and documents are here.

Connecting up Hardware

How to configure LEDring

How to configure Multiwii to work with LEDring

How to program a LEDring

The documentation is not all where it should be in the links above so here is the general feature list.

There are 2 modes available:
Mode 0 – Standalone – set LED sequence flash mode via Switch 1.
Mode 1 – MultiWii – LED sequence set via I2C connection from Multiwii
Switch S1 – Toggles between various flashing sequences when run standalone without I2C connection
Switch S2 – Toggles between standalone flashing sequences or I2C controlled. If no I2C, LEDs are off
Modes / flash sequence remembered between restarts

Standalone Mode:

Sequence 0 – Standard Naviugation lights. Red left, Green right, white rear, flashing red flashing white strobe
Sequence 1 – Flashing Red/Green. Red facing forward for orientation
Sequence 2 – Static Red/Green. Red facing forward for orientation
Sequence 3 – Fast Green flash
Sequence 4 – Static Green
Sequence 5 – Static Red
Sequence 6 – Static Blue
Sequence 7 – Flashing Green
Sequence 8 – Flashing Red
Sequence 9 – Flashing Blue
Sequence 10 – Alexander the great effect 1
Sequence 11 – Alexander the great effect 2
Sequence 12 – All off

Multiwii connected Mode:

Motors on – ACRO flying – Standard Navigation lights / strobe
Motors on – LEVEL flying – Static Red/Green. Red facing forward for orientation.
Motors on – Position hold – Static all Blue
Motors on – RTH – Flashing all Blue
TBD *** Motors on – battery level low
Motors off – Unstable position warning. Will not arm – Fast Green flash
Motors off – LEVEL mode – with BARO/MAG/GPS/CAMSTAB indicator – See below for sequence:

• BASE color for all LED = GREEN
• IF CAMSTAB=on flash D1
• IF MAG=on flash D2,D12
• IF BARO=on flash D3,D11
• IF GPS SATS> 0 flash D4-D10 (no of sats max=7. Enough for accurate fix)

Here is Paul’s list formatted:

Multiwii Connected Mode:
Motors On:

• ACRO flying – Cool Flashing MultiWiicopter Navi lights / strobe
• HORIZON flying – Static MultiWiicopter Navigation lights. Position for orientation.
• LEVEL flying – Static MultiWiicopter Navigation lights. Position for orientation.
• GPS position hold – Static all Blue
• GPS RTH – Flashing all Blue
• Battery level low – Fast flashing all Red

Motors Off, BARO/MAG disabled:

• Unstable position warning – Fast Green flash
• Acc not calibrated – Fast Green flash
• Acro mode with BARO/MAG disabled – cool flashing MultiWiicopter Navi lights / strobe

Motors Off, BARO/MAG enabled:

• ACRO mode – base color = RED
• LEVEL/ANGLE mode – base color = GREEN
• HORIZON mode – base color = every 2nd LED GREEN
• IF MAG = North direction indicated by single Blue
• IF BARO = flash every other blue

Motors Off, GPS RTH/POSHOLD enabled:

• base color = WHITE
• no sats = circling RED LED on WHITE (NOT ready to fly)
• sats < 5 = flashing RED count of number of sats (NOT ready to fly)
• sats 5 pr more = steady RED count of number of sats (ready to fly)
• IF MAG = North direction indicated by single Blue
• IF BARO = non sats LED are white