描述：The LPC1785 is a Cortex-M3 microcontroller for embedded applications featuring a high level of integration and low power consumption at frequencies of 120 MHz. Features include 256 kB of flash memory, 80 kB of data memory, USB 2.0 Host/OTG/Device , 8-channel DMA controller, 5 UARTs, 2 CAN channels, 3 SSP/SPI, 3 I2C, I2S, 8-channel 12-bit ADC, 10-bit DAC, LCD controller, SD/MMC interface, motor control PWM, 4 general purpose timers, 6-output general purpose PWM, ultra-low power Real-Time Clock with separate battery supply, and up to 165 general purpose I/O pins
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