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The function of PORTB is basically ordinary IO, but it has other features that other pins do not have. When each pin of PORTB is used as an input, there is a weak pull-up available inside. RB0 of P...[Details]
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On April 19, the "Signing Ceremony for the Production Project of 20,000 Tons of Sodium-ion Battery Positive Electrode Materials, 20,000 Tons of Negative Electrode Materials and 10GWH Energy Sto...[Details]
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1. Differences in simple repetitive signals Both analog oscilloscopes and DSOs are generally good for viewing simple repetitive signals. However, both have their advantages and limitations. Fo...[Details]
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1. Basic GPIO configuration. Note that because the ordinary IO port is needed as the interrupt input port, the IO port multiplexing function is used. Therefore, the RCC_APB2Periph_AFIO clock must be ...[Details]
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As we all know, AMOLED, as a flexible display technology, has always been the focus of attention in the industry. Recently, an AMOLED flexible display touch module and 5G smart terminal project wit...[Details]
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NXP uses GaN in 5G multi-chip modules to enable energy-efficient mobile networks
GaN performance in NXP multi-chip modules for 5G infrastructure improves efficiency by 8 percent...[Details]
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Because the PCB assembly board with solder paste printed but no soldering cannot fix the test end of the thermocouple, it is necessary to use the actual soldered product for testing. In addition, t...[Details]
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DC servo motor speed control principle
Schematic diagram of DC servo motor structure
1. The output electromagnetic torque of DC motor is expressed as:
2. There are tw...[Details]
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On December 19, China Mobile launched TD-LTE/FDD LTE converged commercial services in Hong Kong on the 18th. On the same day, China Mobile recruited hundreds of friendly users in Shenzhen. So f...[Details]
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Different analyzers have different designs, functions, and uses. Below is an analysis of the differences between power analyzers and power quality analyzers. Power analyzers are mainly used to meas...[Details]
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This is a dual-color switching LED light solution, 12-50V step-down constant current, output: 6V 2.5A
This is a PWM working mode, high efficiency, simple periphery, built-in power tube, ...[Details]
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The megohmmeter, also known as the megohmmeter, is a professional measuring tool used to measure the insulation resistance value, so it is also called the "insulation resistance meter". In the work o...[Details]
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err_code = sd_ble_uuid_vs_add(&base_uuid, &p_led- uuid_type); softdevice_handler.c–softdevice_enable_get_default_config() Reason 1: Insufficient quantity Increase the number of uuid_count p_ble_e...[Details]
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The AGV cart is an indispensable tool in the modern logistics system. It skillfully shuttles between intelligent system warehouses, production workshops, workstations and various conveyor lines, an...[Details]
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1. Development platform: STM32L1-Discovery Keil 4 2. RTC Calendar and wake up The STM32L152RC has a hardware real-time clock module (RTC) that provides calendar functions for users. The RTC can...[Details]
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