![]() ![]() 1 RTC – 1 Real-time Clock provides time in human-readable format and can be used to generate interrupts at specific times.2 SPI, and 2 I2C – 2 SPI and 2 I2C interfaces for connecting various sensors.16 PWM outputs – 16 PWM pins to control things like motor speed or LED brightness.2 UART interfaces – 2 UART interfaces with programmable hardware flow control.There’s also a fourth ADC channel, which is connected to a temperature sensor built into RP2040. ![]()
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