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diff --git a/design/minimal_design.page b/design/minimal_design.page new file mode 100644 index 0000000..135495f --- /dev/null +++ b/design/minimal_design.page @@ -0,0 +1,30 @@ + +A device with the minimal hardware resources required to accomplish rooter +goals, which could be implemented with as little engineering as possible. This +would be very similar to the $90 open hardware BeagleBone development board; +than design could be copied and extended. + + - Core + - ARM SoC, probably BeagleBoard-compatible device + - power management/regulator IC for SoC + - 256MB RAM + - No onboard FLASH, 2GB+ uSD card + - WiFi + - Atheros ath5k-compatible WiFi bg baseband, radio + - Antenna connector + - regulator/powermanagement + - 802.15.4 + - all-in-one chip, trace antenna (?) + - Ethernet + - PHY IC + - Single 10/100mbps jack (w/ LEDs) + - Connectors with LEDs + - Power + - 5/12v regulator, ~1amp + - Power connector + - Reverse voltage diode + - Second SD or uSD connector (for expansion) + - status LEDs and drivers (PWM from SoC?) + - reset button + - power switch + |