Hi-Link HLK-B20, Руководство пользователя

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Shenzhen Hi-Link Electronic Co., Ltd. Manual
HLK-B20
1. Product description
HLK-B20 is an new low-consumption Bluetooth BLE 4.2 control module made by Hi-Link. This
product is a Bluetooth-compliant module based on universal serial interface. It has built-in BLE 4.2
protocol stack, which can realize data conversion between user serial port and Bluetooth interface.
1.1. Basic parameters
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High-speed ARM9E core MCU
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2.4G/1T1R, BLE 4.2
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160k programming space, 20KB RAM
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Power supply voltage 0.9-3.6v
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Ultra low supply voltage, low power consumption
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Built-in crystal, high stability
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Small chip package 4x4
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Rich peripheral interface, SPI, I2C, ADC, UART, PWM, GPIO
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Widely used in the Internet of Things
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High-speed 10-bit multi-channel ADC with internal filtering
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Easy to connect, fast speed