Nuvoton Technology provides industrial IoT development platform using NUC980DK61Y microprocessor, which is an industrial IoT open platform, including complete hardware design and software reference design. The platform is powered by Nuvoton ARM9 MPU with a 300 MHz internal speed and up to 128 MB DDR memory, single 10/100 Ethernet port, 2 high-speed USB hosts, 1 Gb SPI NAND Flash memory, microphone input, stereo headphone output and Arduino compatible interface.
Support GCC, MDK4 and MDK5 IDE/compilers. More information of these compiler version as following:
| IDE/Compiler | Tested version |
| ---------- | ---------------------------- |
| MDK4 | 4.76 |
| MDK5 | 5.26.2 |
| GCC | GCC 5.4.1 20160919 (release) |
Notice: Please install ICE driver for development.
## 3. Program firmware
### 3.1 SDRAM Downloading using NuWriter
You can use NuWriter to download rtthread.bin into SDRAM, then run it.
[![SDRAM Downloading using NuWriter](https://i.imgur.com/NvbzsRp.gif "SDRAM Downloading using NuWriter")](https://i.imgur.com/NvbzsRp.gif "SDRAM Downloading using NuWriter")
You can use Tera Term terminate emulator (or other software) to type commands of RTT. All parameters of serial communication are shown in below image. Here, you can find out the corresponding port number of Nuvoton Virtual Com Port in window device manager.