Arduino NANO clone on LGT8F328P chip from  LogicGreen  with a clock speed of  up to 32 MHz  from both the internal PLL synthesizer and the external quartz or quartz oscillator, the system clock control register is configured in the bootloader.

·         High-performance low-power 8-bit core LGT8XM

·         RISC Extended Architecture

·         131 instructions, more than 80% for one-touch implementation.

·         32x8 general purpose working register.

·         32MHz work up to 32MIPS performance efficiency.

·         Internal single-ended factor (8x8)

·         Nonvolatile program memory and storage space    data.

·         Chip 32 KB can be programmed in mode   online.

·         Internal memory data SRAM 2 KB.

·         Programmable analog interface E2PROM, support  access bytes.

·         New software encryption algorithm for security  user code.

·         Two 8-bit timers with independent prior support    divider, the output mode of comparison.

·         Two 16-bit timers with independent support    Pre-block to enter and compare input data.

·         Built-in 32KHz calibration RC generator for function   counter in real time.

·         Can support up to 9 PWM outputs, 4 programmable   dead zone control.

·         12-channel 12-bit high-speed analog-digital     Converter (ADC)

-          an additional internal, external reference voltage source.

-          Differential gain channels with programmable gain (x1 / 8/16/32).

·         Automatic control voltage threshold.

·         2 analog comparators (AC), support for expansion from the input  channel of the ADC.

·         Internal voltages of calibrated values - 1.024V / 2.048V / 4.096V ± 1%

·         8-bit programmable DAC that generates the source reference voltage.

·         Programmable Watchdog Timer (WDT).

LGT8F328P LQFP32 Parameters and Interfaces

·         Programmable synchronous / asynchronous serial interface (USART / SPI).

·         Synchronous peripheral interface (SPI), programmable master / slave mode.

·         Two-wire serial interface (TWI) compatible with I2C master-slave mode.

·         16-bit Digital Arithmetic Accelerator (DSC), which supports direct 16-bit data access.

·         Special processor feature SWD Dual On-chip Debug / Production Interface.

·         Support external interrupt and support interrupt I/ O level .

·         Built-in power reset circuit (POR) and programmable low voltage detection circuit (LVD).

·         Built-in 1% can be calibrated 32 MHz RC oscillator, support for multi-frequency output.

·         Built-in 1% can be calibrated by a 32KHz RC generator.

·         External support 32,768KHz and 400K ~ 32MHz crystal input.

·         6x high current push-pull drive IO, support for

·         high-speed PWM applications

·          I/O and package: QFP48 / 32L

·         Lowest power consumption: 1uA @ 3,3V

Workspace

·         Operating voltage: 1.8 V ~ 5.5 V

·         Operating frequency: 0 ~ 32 MHz

·         Operating temperature: -40C ~ + 85C

·         HBM ESD:> 4KV