Add robust, lightning-fast storage memory to your TinyDuino with this Flash Memory TinyShield. Built around the Winbond W25Q80DV, this board is a simple way to store settings, logs, or any other data your project needs to keep through power cycles.
The Flash Memory TinyShield is low power and works through the SPI interface. It has 1 MB of storage and is byte addressable. Example code is provided to make it simple to add flash memory support to your projects.
Winbond W25Q80DV Flash Specs
1024K x 8 (8 Mbit)
256-Byte Page Write Buffer
Page Write Time 0.8 ms typical
Write Endurance: 100,000
Data Retention: 20+ Years
TinyDuino Power Requirements
Voltage: 2.7V - 5.5V
Current: Standby: 10uA / Read: 7mA / Write: 20mA
Due to the low current, this board can be run using the TinyDuino coin cell option.
Pins Used
05 - SPI_CS: This signal is the SPI chip select for the flash memory.
11 - MOSI: This signal is the serial SPI data out of the TinyDuino and into the flash memory.
12 - MISO: This signal is the serial SPI data out of the flash memory and into the TinyDuino.
13 - SCLK: This signal is the serial SPI clock out of the TinyDuino and into the flash memory.
Dimensions
20mm x 20mm (.787 inches x .787 inches)
Max Height (from lower bottom TinyShield Connector to upper top TinyShield Connector): 5.11mm (0.201 inches)
Weight: 1.11 grams (.039 ounces)
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