---
name: "airspy_si5351c"
section: "1"
platform: "linux"
package: "airspy"
version: "1.0.10-3+b3"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/airspy_si5351c"
---

# airspy\_si5351c(1)

chip register read/write tool

## NAME

airspy\_si5351c - chip register read/write tool

## DESCRIPTION

The Airspy is a tiny and efficient software defined radio receiver.

This application lets the user control the si5351c chip.

## SYNOPSIS

**airspy\_si5351c \[OPTIONS\]**

## OPTIONS

- \-c, --config \<n\>: print textual configuration information

  - \-n, --register \<n\>: set register number for subsequent read/write operations

  - \-r, --read: read register specified by last -n argument, or all registers

  - \-w, --write \<v\>: write register specified by last -n argument with value \<v\>

  - \[-s serial\_number\_64bits\]: Open board with specified 64bits serial number.

  ## EXAMPLES

- airspy\_si5351c -n 12 -r # reads from register 12

  - airspy\_si5351c -r # reads all registers

  - airspy\_si5351c -n 10 -w 22 # writes register 10 with 22 decimal

  ## SEE ALSO

Airspy web page: **http://airspy.com/**

Other airspy programs:

[airspy\_r820t(1)](/airspy_r820t/1.md), [airspy\_info(1)](/airspy_info/1.md), [airspy\_rx(1)](/airspy_rx/1.md), [airspy\_spiflash(1)](/airspy_spiflash/1.md), [airspy\_gpio(1)](/airspy_gpio/1.md), [airspy\_gpiodir(1)](/airspy_gpiodir/1.md), [airspy\_lib\_version(1)](/airspy_lib_version/1.md)

## AUTHOR

This manual page was written by Maitland Bottoms for the Debian project (but may be used by others).

## COPYRIGHT

Copyright (c) 2014-2015 A. Maitland Bottoms \<bottoms@debian.org\>

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.