I have a project that involves putting the microcontroller to sleep while an SPI slave will still have power. It's a long story to explain why but it's essentially to save the space/cost/weight required to completely cut power to the slave because of the way the entire thing is powered. The slave dr…

SPI / Pull-Down Resistors?

Topic		Replies	Views
SPI duemilanove vs uno Interfacing	4	2001	May 6, 2021
How to set SPI clock to 76.9kHz by using the UNO R3? 3rd Party Boards	45	18368	May 6, 2021
External pull-up resistors for I2C General Guidance	13	9313	May 5, 2021
Do floating pins waste power in sleep mode? General Guidance	21	11412	May 5, 2021
SPI Slave and PIN 13 Networking, Protocols, and Devices	5	1640	May 6, 2021