> For the complete documentation index, see [llms.txt](https://tk233.gitbook.io/notes/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://tk233.gitbook.io/notes/risc-v-soc/kendryte-k230-bringup/k230-evb-board-resource-overview.md).

# K230 EVB Board Resource Overview

## Boot Select

| **Boot 1 \ Boot 0** | **0**     | **1**      |
| ------------------- | --------- | ---------- |
| **0**               | NOR Flash | NAND Flash |
| **1**               | eMMC      | TF Card    |

## Memory Devices

### eMMC

Part designator: U30

4 GB

KLM4G1FETE-B041

三星 8 bits - 4 GBytes 的 eMMC，兼容至 Ver. 5.1，时钟速率 200 MHz

### Flash

Part designator: separate daughter board, soldered

256 Mbits NOR flash

Giga Device GD25LX256E

OSPI 接口