=== AVR ===
[[http://www.atmel.com/dyn/resources/prod_documents/doc7766.pdf AVR]]
* EEPROM
==== LPC1342/43 ====
[[http://www.nxp.com/documents/data_sheet/LPC1311_13_42_43.pdf LPC1342/43]]
* only up to 3.6V
==== NUC120 ====
[http://www.nuvoton.com/NuvotonMOSS/Community/ProductInfo.aspx?tp_GUID=5dbf7d7a-b6df-4fe1-91c9-063449500ce7 Homepage] [http://www.nuvoton.com/hq/enu/ProductAndSales/ProductLines/IndustrialIC/ARMMicrocontroller/ARMCortexTMM0/Documents/NUC120%20Datasheet%20EN.pdfNUC120 Datasheet]][[http://www.nuvoton.com/hq/enu/ProductAndSales/ProductLines/IndustrialIC/ARMMicrocontroller/ARMCortexTMM0/Documents/NuMicro%20NUC100%20Series%20Technical%20Reference%20Manual%20EN.pdfNUC120 Manual]]
* ARM Cortex-M0
* very cheap; <= $2.50@1 at Arrow/Nu Horizons
* external crystal required
* slower clock (48MHz)
* more flash, RAM
* Boards
** http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail&name=NUTINY-SDK-120-ND
[http://www.coocox.com:8080/coassistant_en/rap register assistant]
== Voltage regulators ==
* output 0.9V - 3.3V
* required C: 4.7µF, 18pF, 10µF; L: 2.2µH (or 4.7µF and 4.7µH)
== Crystals ==
* http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail&name=644-1020-1-ND
* http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail&name=535-10202-1-ND
== Ethernet ==
=== ENC28J60 ===
[http://ww1.microchip.com/downloads/en/DeviceDoc/39662c.pdf ENC28J60]
* 10baseT
=== LAN8720A ===
[http://www.smsc.com/media/Downloads_Public/Data_Sheets/8720a.pdf LAN8720A]
* 10baseT/100baseTX