SP（R13）
Special registers
LR（R14）
1. When a subroutine exists, the return address of the subroutine is saved
2. When an abnormal interrupt occurs, save the return address of the abnormal mode
...
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I accidentally discovered that the operating voltage range of a microcontroller is 5.5V-28V. This made me very curious in an era when 3.3V is the mainstream?I know that most automotive-grade MCUs are ...
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Abstract: This article introduces a simple IR
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introduction With the rapid development of electronic technology, electronic equipment is also developing towards functional integration and miniaturization, which brings us many conveniences, but el...[Details]
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1 Introduction
ADT75 is a digital temperature sensor
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Microcontroller MCU
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