Thursday, February 2, 2012

ARM Cortex M0 processor from Nuvoton

Recently I received two pieces of sample development board from Nuvoton . I have not tried them, so in the mean time I can only provide visual description.

The first is the development kit board type NuTiny M051 SDK . It was a board ARM Cortex M0 of the M051 series. Code '051 'is reminiscent of the 8051 processor, and these items are targeted to be competitive with the processor 8051 series. From the price worth it, whereas in the ability of this processor is entered into this type of ARM32. With prices like the price of 8-bit processors, can gain the ability to approach the 32-bit processors.

Close-up of the processor, the processor type is "516 M0 LAN", which means that capacity is 64k Flash ROMnya


According to digikey, the price of this board is USD 19.95
Processor prices have ranged between USD 1.8 to USD 4:23 depending on the number of orders.
This board was also discussed at the forum AVRFreaks





The second board is a starter kit of type Nu-LB-NUC140 . This board is equipped with several peripherals, so here are able to conduct experiments that are quite complex.


Processor type is NU140VE3CN means: CPU Core Cortex-M0, Connectivity Line, APROM size 128K, 16K RAM Size


Nuc spec processor according to user's guide "
The NUC1XX series are ARM ® Cortex ™-M0 core embedded microcontroller for industrial control applications and the which the communication functions needed Rich. The Cortex ™-M0 is the newest ARM embedded processor with 32-bit performance and at a cost equivalent traditional 8-bit microcontroller. 

The NUC1XX series with Cortex ™-M0 core runs up to 50MHz, up to 32K/64K/128K-byte embedded flash, and 4K/8K/16K-byte embedded SRAM, it also integrates Timers, Watchdog Timer, RTC, PDMA, UART , SPI / SSP, I2C, PWM timer, GPIO, LIN, CAN, USB 2.0 FS Device, 12-bit ADC, Analog Comparator, Low Voltage Detector and Brown-out detector.
Peripherals that are already on board starter kit are as follows:
  • 7-segment as the output
  • 3x3 keyboard as an input
  • push button interrupt
  • LCD as a display
  • UART with DB9 connector
  • Buzzer
  • I2C connector
  • SPI connector
  • PS2 connector
  • ADC connector
  • I2S connector
  • LIN and CAN connector
  • SD memory interface for
The price of this board at digikey is USD 119.7

Nuvoton Family of ARM processors can be found at Nuvoton website . The following diagram summarily. It appears that the M051 is the 'lowest of the low' family of ARM Cortex M0, whereas NU140 is its high-end type.

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