m5-docs/docs/en/tool/usb_isp.md

# Tools USB-ISP {docsify-ignore-all}

<el-tag effect="plain">SKU:A049</el-tag>

<img src="assets/img/product_pics/tool/usb_isp/tool_usb_isp_01.webp" width="30%" height="30%"><img src="assets/img/product_pics/tool/usb_isp/tool_usb_isp_03.webp" width="30%" height="30%">


## Description

USB-ISP is an AVR Programmer,  3.3V/5V power supply, supports ISP programming for AVR and 51 microcontrollers. 


## Product Feature

- supports win7 64
- free driver

## Package includes 
- 1x USB-ISP  
- 1x Cable

## Specification

<table>
   <tr style="font-weight:bold">
      <td>Resources</td>
      <td>Parameter</td>
   </tr>
   <tr>
      <td>Net weight</td>
      <td>24g</td>
   </tr>
   <tr>
      <td>Gross weight</td>
      <td>24g</td>
   </tr>
   <tr>
      <td>Product Size</td>
      <td>56*20*8mm</td>
   </tr>
   <tr>
      <td>Package Size</td>
      <td>95*65*25mm</td>
   </tr>
 </table>


## PARAMETER

*There are two reserved pins(RTS, DTR) on M5Stack USB Downloader for other applications.*

|       PinNumber      |        PinName        |
| :-------:        |:----------: |
|    1  &nbsp; &nbsp;  2     |   MOSI   &nbsp; &nbsp; VCC    |
|    3  &nbsp; &nbsp;  4     |   NC     &nbsp; &nbsp; GND    |
|    5  &nbsp; &nbsp;  6     |   RST    &nbsp; &nbsp; GND    |
|    7  &nbsp; &nbsp;  8     |   sck    &nbsp; &nbsp; GND    |
|    9  &nbsp; &nbsp;  10    |   MISO   &nbsp; &nbsp; GND    |

<img src="assets/img/product_pics/tool/usb_isp/tool_usb_isp_02.webp" width="30%" height="30%"><img src="assets/img/product_pics/tool/usb_isp/tool_usb_isp_04.webp" width="30%" height="30%">


<script>

   var purchase_link = 'https://m5stack.com/collections/m5-accessory/products/isp-usbasp-programmer';

   anchor_search(purchase_link);
   scrollFunc();

</script>