* Hardware Features
* [NXP LPC11U14](http://www.nxp.com/products/microcontrollers/cortex_m0_m0/LPC11U14FHI33.html) System-on-Chip
- * ARM Cortex-M0 MCU
- * 32k Flash
- * 6k RAM
- * USB 2.0
- * 8 12-bit analog inputs
- * I2C, SPI, async serial
- * digital I/O
+ * ARM Cortex-M0 MCU
+ * 32k Flash
+ * 6k RAM
+ * USB 2.0
+ * 8 12-bit analog inputs
+ * I2C, SPI, async serial
+ * digital I/O
* Analog Devices [ADXL375](https://www.analog.com/en/products/adxl375.html) 3-Axis Digital MEMS Accelerometer
- * +- 200g full-scale
- * on-chip digitizer
+ * +- 200g full-scale
+ * on-chip digitizer
* on-board USB-based charger for single-cell LiPo battery
* low noise 5V switching regulator to power pressure sensor
* precision divider with 0.1% resistors to scale pressure sensor
analog output to match SOC analog input voltage range
* Software Features
- * Written mostly in C with some ARM assembler
- * Runs from on-chip flash, uses on-chip RAM, stores flight data to serial flash
- * USB serial emulation for "console" interface
+ * Written mostly in C with some ARM assembler
+ * Runs from on-chip flash, uses on-chip RAM, stores flight data to serial flash
+ * USB serial emulation for "console" interface
+
* Tools Used
- * [lepton-eda](https://github.com/lepton-eda/lepton-eda) for schematic capture
- * [pcb-rnd](http://repo.hu/projects/pcb-rnd/) for PCB layout
+ * [lepton-eda](https://github.com/lepton-eda/lepton-eda) for schematic capture
+ * [pcb-rnd](http://repo.hu/projects/pcb-rnd/) for PCB layout
+
* Licenses
- * The hardware is licensed under the [TAPR](http://www.tapr.org) [Open Hardware License](http://www.tapr.org/ohl.html)
- * The software is licensed [GPL version 2](http://www.gnu.org/licenses/old-licenses/gpl-2.0.html)
+ * The hardware is licensed under the [TAPR](http://www.tapr.org) [Open Hardware License](http://www.tapr.org/ohl.html)
+ * The software is licensed [GPL version 2](http://www.gnu.org/licenses/old-licenses/gpl-2.0.html)
## Example Installations ##
<a href="photos/IMG_20201010_142952.jpg"> <img src="photos/IMG_20201010_142952-thumb.jpg"></a>
+If machining closures isn't something you want to do,
+[Loki Research](https://lokiresearch.com) now sells "experimental bulkheads"
+for 54mm and 75mm snap-ring cases, that are well suited for mounting a pressure
+sensor to use with EasyMotor.
+
## Artifacts ##
Motor characterization products from Altus Metrum are documented in a manual