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 ...

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 ...

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 ...

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 ...

The BU1850MUV is a GPIO developed by ROHM Semiconductor. This is used for applications that need to expand their number of IO ports. This IC has a built-in power on reset, 3V tolerant input, and NMOS ...

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 ...