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On the morning of November 17, at an investor event early this morning, Qualcomm Chief Financial Officer Akash Palkhiwala said that Qualcomm expects to supply only 20% of Apple's modem chips in ...[Details]
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Digital radio chip Si4730
Si4730 Overview
Si4730/31 is a highly integrated AM/FM radio chip launched by Silicon Labs. The schematic diagram is shown in the figure.
Si4731 has...[Details]
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Abstract: This article introduces the frequency dithering technology used in switching power supply chip TOPGX. The working principle of frequency jitter technology is analyzed according to the ...[Details]
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The location of the power battery management system BMS in the vehicle
The battery management system (BMS) is the low-voltage management system for the electric vehicle power battery pack. Its...[Details]
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Boost power supplies are commonly used to convert low voltage input to a higher voltage, but as the power demand of the power supply increases, current stress that they cannot withstand may occur. ...[Details]
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HR7P153 SOP-16 three digital tube display, common cathode. The microcontroller source program is as follows: #include hic.h #include math.h #define u8 unsigned char #define u16 unsigned int u16...[Details]
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introduction
Due to the oil crisis and increasingly serious environmental pollution, the development of electric vehicles has become an irresistible trend. Batteries provide power ...[Details]
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Recently, the discussion in the new energy vehicle field about whether CATL will abandon the NCM811 route is still fermenting. Although CATL officials have responded positively that "811 will still b...[Details]
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Reasons for calibration include installing new instruments, repair upgrades, and scheduled maintenance. Learn more about the impact of calibration on preventive maintenance, periodic calibration inte...[Details]
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Today, when vegetarianism and weight loss plans are all the rage, "thinness is beauty" has enveloped every aspect of our lives. Being exquisite and small seems to have become an attribute that can ma...[Details]
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start.S source code: .globl _start _start: // Hardware related settings // Peri port setup ldr r0, =0x70000000 orr r0, r0, #0x13 mcr p15,0,r0,c15,c2,4 @ 256M(0x70000000-0x7fff...[Details]
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Schematic diagram (the part used this time) When a port in P2 is 1 (high level), no current flows and the corresponding diode will not light up. Code #include reg52.h void delay(unsigned int ...[Details]
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LEDs face many challenges. For example, the forward voltage will change with changes in temperature and current, and the forward voltage of LEDs from different individuals, batches, and suppliers...[Details]
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The popularity of BEV+Transformer+ occupying the network technology route has once again pushed lidar to the forefront. Should lidar be abandoned? For car companies, this is a difficult choice: s...[Details]
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ON Semiconductor has announced a new generation of silicon and silicon carbide hybrid power integrated modules (PIMs) in the F5BP package, ideal for increasing the power of large solar string inver...[Details]
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