---
name: "w1_read_block"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/w1_read_block"
---

# w1\_read\_block(9)

Reads a series of bytes.

## NAME

w1\_read\_block - Reads a series of bytes.

## SYNOPSIS

**u8 w1\_read\_block(struct w1\_master \*** *dev***, u8 \*** *buf***, int** *len***);**

## ARGUMENTS

*dev*

the master device

*buf*

pointer to the buffer to fill

*len*

the number of bytes to read

## RETURN

the number of bytes read

## AUTHOR

**David Fries** \<David@Fries.net\>

Author.

## COPYRIGHT