Umarim v1.0
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...UNDER CONSTRUCTION...
Hardware Revision History
| Version # | Release Date | Release Notes |
|---|---|---|
| v1.0 | 09/2011 | Initial release of Umarim |
Features
Umarim v1.0 3D bottom view
Umarim v1.0 3D top view
Architecture
Pinout
Pins Name and Type are specified with respect to the Autopilot Board
| Pin # | Name | Type | Description | Suggested Color |
|---|---|---|---|---|
| 1 | GND | PWR | common ground | Black |
| 2 | +3.3V | PWR | 3.3V Rail from autopilot | Red |
| 3 | RXD0 | IN | UART0 Serial Input (3.3V level, 5V Tolerant) | Green |
| 4 | TXD0 | OUT | UART0 Serial Output (3.3V level) | Blue |
| Pin # | Name | Type | Description | Suggested Color |
|---|---|---|---|---|
| 1 | GND | PWR | common ground | Black |
| 2 | +3.3V | PWR | 3.3V Rail from autopilot | Red |
| 3 | RXD1 | IN | UART1 Serial Input (3.3V level, 5V Tolerant) | Green |
| 4 | TXD1 | OUT | UART1 Serial Output (3.3V level) | Blue |
| Pin # | Name | Type | Description | Suggested Color |
|---|---|---|---|---|
| 1 | GND | PWR | common ground | Black |
| 2 | USB+ | I/O | USB bidirectional D+ line | Green |
| 3 | USB- | I/O | USB bidirectional D- line | White |
| 4 | VBUS | IN | Indicates the presence of USB bus power (P0.23) (5V level) | Orange |
| Pin # | Name | Type | Description | Suggested Color |
|---|---|---|---|---|
| 1 | GND | PWR | common ground | Black |
| 2 | +3.3V | PWR | 3.3V Rail from autopilot | Red |
| 3 | SSEL1 | IN | SSP Slave Select. Selects the SSP interface as a slave (SSEL1) | Brown |
| 4 | MOSI1 | I/O | SPI1 Master Out Slave In. Data output from master / data input to slave | Grey |
| 5 | MISO1 | I/O | SPI1 Master In Slave Out. Data input to master / data output from slave | Green |
| 6 | DRDY1 | IN | External interrupt 0 input (EINT0) | Purple |
| 7 | SCK1 | I/O | SPI1 Serial clock. Clock output from master or input to slave | Yellow |
Schematic
PCB
Gerber & Drill Files
Assembly
Umarim v1.0 bottom components Layout
Umarim v1.0 top components Layout
