MeekPE PPM Encoder Board
Jump to navigation
Jump to search
(PRELIMINARY)
MeekPE is a MCUless PPM Encoder.
This small board encode the PPM signal from the R/C receiver servo outputs without using any microcontroller.
Any type of R/C receiver is directly usable without any hardware modification.
Hardware Revision History
| Version # | Release Date | Release Notes |
|---|---|---|
| v1.00 | in progress... | 0603/TSSOP PCB design |
| v0.10 (current) | 08/2007 | 0805/SOIC Single layer test PCB design |
| v0.00 | 07/2010 | Ugly Prototype |
Features
- no MCU => no software
- up to 8 servo encoding inputs
- 25.4 x 15.6mm (1.0 x 0.6")
- ..g (..oz)
Architecture
Prototypes
First ugly test (this is note a joke)
Test board 0805/SOIC components
Pinout
| Pin # | Name | Type | Description | Suggested Color |
|---|---|---|---|---|
| 1 | GND | PWR | Common ground | Black |
| 2 | +5V | PWR | 5V to R/C receiver supply (optional) | Red or Orange |
| 3 to 9 | SERVO | IN | From R/C receiver servo output (see connection instructions) | Yellow |
| 10 | LAST SERVO | IN | From R/C receiver servo output. Last channel to be encoded | White |
| Pin # | Name | Type | Description | Suggested Color |
|---|---|---|---|---|
| 1 | GND | PWR | Common ground | Black |
| 2 | +5V | PWR | 5V rail from autopilot (see note) | Red or Orange |
| 3 | PPM | OUT | PPM output | Blue |
Schematic
