Download the Syra uOS source code, and start developing.

Current Release : 1.4

tinyAVR®  :  Syra uOS ATTiny Release v1.4.0 (.zip)

tinyAVR®0-series:
ATtiny204, ATtiny404, ATtiny804, ATtiny1604, ATtiny406, ATtiny806, ATtiny1606, ATtiny807, ATtiny1607
tinyAVR®1-series:
Ttiny212, ATtiny412, ATtiny214, ATtiny414, ATtiny814, ATtiny1614, ATtiny416, ATtiny816, ATtiny1616, ATtiny3216, ATtiny417, ATtiny817, ATtiny1617, ATtiny3217
tinyAVR®2-series:
ATtiny424, ATtiny824, ATtiny1624, ATtiny3224, ATtiny426, ATtiny826, ATtiny1626, ATtiny3226, ATtiny427, ATtiny827, ATtiny1627, ATtiny3227


AVR XMega :  Syra uOS AVR XMega Release v1.4.0 (.zip)

AVR XMega Devices:
ATXMEGA128A1, ATXMEGA128A1, ATXMEGA128A1U, ATXMEGA128A3, ATXMEGA128A3U, ATXMEGA128A4U, ATXMEGA128D4, ATXMEGA16A4, ATXMEGA16A4U, ATXMEGA16D4, ATXMEGA192A3, ATXMEGA192A3U, ATXMEGA256A3, ATXMEGA256A3U, ATXMEGA32A4, ATXMEGA32A4U, ATXMEGA32D4, ATXMEGA64A1, ATXMEGA64A1U, ATXMEGA64A3, ATXMEGA64A3U, ATXMEGA64A4, ATXMEGA64A4U, ATXMEGA64D4,


ARM SAMD20 :  Syra uOS SAMD20 Release v1.4.0 (.zip)

SAMD ARM® Cortex®-M0+ Devices:
ATSAMD20E14A, ATSAMD20E14A, ATSAMD20E14B, ATSAMD20E15A, ATSAMD20E15B, ATSAMD20E16A, ATSAMD20E16B, ATSAMD20E17A, ATSAMD20E18A, ATSAMD21E15B, ATSAMD21E15L, ATSAMD21E16B, ATSAMD21E16L, ATSAMD21E17A, ATSAMD21E17D, ATSAMD21E17L, ATSAMD21E18A,