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Circuit: Using AT89S52 single chip microcomputer. P3.0 to P3.3 are connected to four external buttons. P3.4 to P3.7 are the bit selection ports for controlling the four digital tubes, and P1 is the s...[Details]
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MSOX3022T Agilent Keysight HP Mixed Signal Oscilloscope MSOX3022T is Agilent Keysight HP's 2+16 channel, 200 MHz, 1 MPts, 2 GS/s mixed signal oscilloscope. feature: Bandwidth: 200 MHz 2 analog channe...[Details]
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On June 10, Gree Electric publicly reported that Aux produced and sold substandard air-conditioning products. From administrative responsibility accusations to criminal responsibility, "every blow is...[Details]
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Spanish engineering services provider Sacyr Industry is building a heating system based on photovoltaics, ground-source heat pumps and vanadium redox flow batteries at Madrid’s Moncloa ...[Details]
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Qualcomm Ventures-Tencent 5G Ecosystem Plan Entrepreneurship Competition held in Chongqing On September 24, the final of the Qualcomm Ventures-Tencent 5G Ecosystem Plan 2021 Entrepreneurship Compe...[Details]
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Data end of 74595: QA--QH: Eight-bit parallel output terminal, which can directly control the 8 segments of the digital tube. QH': Cascade output terminal. Connect it to the SI terminal of the next 5...[Details]
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Program source code #include "ioCC2530.h" #define LED1 P1_0 // P1_0 is defined as P1_0 #define LED2 P1_1 // P1_0 is defined as P1_1 #define LED3 P1_3 // P1_0 is defined as P1_3 #define LED4 P1_4 //...[Details]
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Any transformer has leakage inductance, but the leakage inductance of the switching transformer has a particularly important impact on the performance indicators of the switching power supply . Due t...[Details]
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First, assume that the page size of the flash chip is 2K + 64B. According to 4.3.7 4-BIT ECC PROGRAMMING GUIDE (ENCODING) of the User Manual of S5PV210 , the encoding steps of 4-bit ecc are as follo...[Details]
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Add the following code to implement it in GNUC mode #ifdef __GNUC__ /* With GCC/RAISONANCE, small printf (option LD Linker- Libraries- Small printf set to 'Yes') calls __io_putchar() */ #def...[Details]
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Currently, humanoid
robots
, as the highest embodiment of embodied intelligence, have attracted widespread attention from all walks of life. However, due to the high complexity of the struc...[Details]
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Preface
After the last simulation experiment -
Matrix Keyboard Line Inversion Method Experiment Simulation
, although I also studied dot matrix LED, the display effect of dot matrix L...[Details]
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When designing vehicles, engineers have to spend a lot of time thinking about how to improve driver safety, such as the impact of external factors such as seat position, steering wheel position...[Details]
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The simplest semiconductor device is a diode. Semiconductors are broadly defined as materials that have the ability to conduct electricity in a variable manner. Most semiconductors are made by dopi...[Details]
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Create light.c:
Modify start.S:
Modify Makefile: add light.o
Finally, make succeeded and burning was successful.
Similarly, we can also call our assembly f...[Details]