App note: Writing to flash and EEPROM on the tinyAVR 1-series

Update your tinyAVR code to access memories when using 1-series tinyAVRs. Link here (PDF) On tinyAVR® 1-series devices, access to Flash memory and EEPROM has been changed from that on previous tinyAVR devices. This means that existing code for writing to Flash and EEPROM on older devices must be modified in order to function properly […]

Little-Wire entered production at Seeed Studios

The Little-Wire, TinyAVR based multi-tool has entered production at Seeed Studios. After some initial difficulties with production setup, the first run of Little Wires has started production last week. Last Friday they said me that they’ll start the production  immediately at that day. I’m waiting … I hope at most at the end of this […]

App note: Avoid clock stretch in I2C with Atmel tinyAVR

Here is an app note from Atmel describing how their TWI (I2C) peripheral, found in tinyAVRs, avoids SCL clock stretching. This application note describes a TWI slave driver for the ATtiny20 and ATtiny40. Aslave software driver is included. The application note explains how the TWI SCL clock is not  stretched, provided that the AVR clock […]