interfacing

program for 4x4 key pad with 89c52

	ACS37220 magnetic current sensors Magnetic current sensors are a compelling alternative to traditional shunt-based solutions
	XtremeSense™ TMR technology Highest magnetic sensitivity, lowest power consumption, smaller size compared to Hall, AMR, and GMR
	PCAL97xx High-Performance GPIO Expanders 22-bit and 14-bit GPIO expanders with SPI interface and integrated voltage level translators
	InnoSwitch™3-EP family InnoSwitch™3-EP family of offline CV/CC QR flyback switcher ICs feature 900 V PowiGaN™ GaN switches.
	DigiKey's Edge AI Explore the latest edge devices and development tools on DigiKey's Edge AI page.
	STM32MP25 Second-Generation Application Processors AI-Powered STM32MP2 MPUs in Single or Dual 64-bit Arm® C-A35 TZ core @ 1.5GHz
	CertusPro™-NX FPGA Versa Board CertusPro™-NX FPGA Versa Board: Platform for rapid prototyping and testing of specific designs
	ACS37220 Current Sensors The ACS37220 is used to replace shunt resistors for a smaller footprint and simple integration.

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