The MCP23017, a 16-bit I2C GPIO expander, has always been a tasty chip. With 16 GPIOs addressable over I2C, proper push/pull outputs, software-enabled pull-ups, eight addresses, maskable interrupts ...
The ancient Egyptians, Greeks, and Indians were known for attempting to recreate the “Midas touch,” whereby they would practice alchemy in their ongoing quest to find the perfect catalyst to turn lead ...
Like many Hackaday readers, [Steven Stallion] has had his eyes on the replica PDP-11 created by [Oscar Vermeulen] for some time now, and this summer he finally got the opportunity to build one himself ...
Promising to be a cost-effective solution for adding functions while reducing power, the CAT9534 eight-bit GPIO expander targets I2C and SMBus-based systems. The device is pin-for-pin and functionally ...
CAMPBELL, Calif., Nov. 7, 2024 /PRNewswire/ -- HMI, a leading provider of advanced analog and power management technologies, today announced the launch of its HL5310, an innovative ultra-low voltage ...
The official Raspberry Pi Foundation has this week announced the release of new GPIO expander software which has been created to provide easy access to the GPIO pins of a Raspberry Pi Zero while ...
I always like projects that bring the Raspberry Pi and Arduino together, however gently. It's what the world needs, a bit more harmony. Check out this little one on GPIO programming on a Raspberry Pi ...
Sunnyvale, Calif. —A general-purpose I/O (GPIO) expander has been released that interfaces sixteen 5-V-tolerant I/O ports with microprocessors and microcontrollers through a 400 kHz, 2-wire, SMBus/I 2 ...
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