Need to update wiring to reflect UBEC being connected directly to battery with a switch. This will power the Pixhawk and air unit telemetry, bypassing the contactor.
| FROM | Connector | TO | Connector | Cable Length (cm) | AWG | Type | Notes |
|---|---|---|---|---|---|---|---|
| 12S Tattu Smart Battery | Tattu Adapter | Power PCB | XT90 | 6 | 50V | Location (?) | |
| 12S Tattu Smart Battery | Tattu Adapter | Power PCB | HDR 14POS R/A Pins 7&8 (J19) | 20 | CANB | J19 Pin 7 & 8 | |
| Power PCB POS Bus A | M5 Ring Terminal | Contactor A | M5 Ring Terminal | custom | |||
| Contactor B | M5 Ring Terminal | Power PCB POS Bus B | M5 Ring Terminal | custom | |||
| Contactor AUX | loose cables | PowerPCB | Screw Terminal J8 | custom | will have to extend cables | ||
| Note current layout for wiring | |||||||
| Power PCB | HDR 14POS R/A Pins 3,4,5,6 (J19) | Brush Bullet Dispenser Attachment | 10 pos JST | 40 | 20 | 5V,GND,12V,GND | 2 pins for 12V and GND each |
| Power for relay and motor | |||||||
| Power PCB | PWM Pin 1 | ||||||
| (J9) | Brush Bullet Dispenser Attachment | 10 pos JST | 40 | 24 | Signal | signal for relay | |
| Power PCB | PWM Pin 2 | ||||||
| (J9) | Arduino MKRWiFi 1010 Pin A1 - 16 (J14) | Header or solder | Signal | Signal from Pixhawk to enable precharge and contactor close | |||
| Brush Bullet Dispenser Attachment | Solder Pad | Brush Bullet Relay (COM) | Screw terminal | 20 | 12V + | ||
| Brush Bullet Relay (NO) | Screw Terminal | Brush Bullet Motor | Solder heat shrink | 20 | 12V + | ||
| Bush Bullet Dispenser Attachment | Solder Pad | Brush Bullet Motor | Solder heat shrink | 20 | 12V GND | ||
| Brush Bullet Dispenser Attachment | Solder Pad | Brush Bullet Relay (DC+, DC-, IN) | Screw terminal | 20 | 5V, GND, EN | ||
| Power PCB | HDR 23POS R/A | ||||||
| Pins 8,11,12 (J17) | Pixhawk CAN 2 | 2mm Molex 4-pin | 60 | 20 | CANB L, H, GND | will have to use a self solder heat shrink to 24 AWG cable | |
| Power PCB | HDR 23POS R/A | ||||||
| Pins 1 & 2 (J17) | Pixhawk PWM Main Pin 8 & 7 | Header | 60 | PWM | Send enable signal to | ||
| Power PCB | HDR 8POS R/A | ||||||
| Pins 6,7,8 (J12) | Radar Altimeter | Custom | CAN, 5V | Need to move to CAN B (?) | |||
| Power PCB | XT90 F | TL60-10 | XT90 M (Solder Cables) | ||||
| TL60-10 | XT60 | ESC1 | Crimp or XT60 | 83 | 50V | ||
| ESC1 | Unsure | Pixhawk CAN | 2mm Molex 4-pin | 83 + ? | 24 | CAN L, H, GND | I2C Splitter |
| TL60-10 | XT60 | ESC2 | Crimp or XT60 | 83 | 8 | 50V | |
| ESC2 | Unsure | Pixhawk CAN | 2mm Molex 4-pin | 83 + ? | 24 | CAN L, H, GND | I2C Splitter |
| TL60-10 | XT60 | ESC3 | Crimp or XT60 | 83 | 8 | 50V | |
| ESC3 | Unsure | Pixhawk CAN | 2mm Molex 4-pin | 83 + ? | 24 | CAN L, H, GND | I2C Splitter |
| TL60-10 | XT60 | ESC4 | Crimp or XT60 | 83 | 8 | 50V | |
| ESC4 | Unsure | Pixhawk CAN | 2mm Molex 4-pin | 83 + ? | 24 | CAN L, H, GND | I2C Splitter |
| Spade Terminal | UBEC Switch | Crimp or XT30 | UBEC Default | 16 | 50V | Positive cable to switch only | |
| UBEC Swtich | XT30 | UBEC | |||||
| UBEC | XT30 M | PM02D | XT30 F | Cockpit height | 16 | 12V | |
| PM02D | XT30 (M or F?) | Pixhawk Power 1 | 2mm Pitch Molex 6-pin | Default | 24 | 5V, I2C | |
| PM02D | XT30 (M or F?) | HM30 TX | XT30 M | 16 | 12V | ||
| HM30 TX | Ethernet | SIYI A8 Gimbal | 8 Pin Molex | LAN & PWR |