---
name: "isotprecv"
section: "1"
platform: "linux"
package: "can-utils"
version: "2023.03-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/isotprecv"
---

# isotprecv(1)

manual page for isotprecv 2023.03-1

## NAME

isotprecv - manual page for isotprecv 2023.03-1

## SYNOPSIS

**isotprecv** \[*options*\] *\<CAN interface\>*

## OPTIONS

- **-s** \<can\_id\>

  (source can\_id. Use 8 digits for extended IDs)

- **-d** \<can\_id\>

  (destination can\_id. Use 8 digits for extended IDs)

- **-x** \<addr\>\[:\<rxaddr\>\]

  (extended addressing / opt. separate rxaddr)

- **-p** \[tx\]:\[rx\]

  (set and enable tx/rx padding bytes)

- **-P** \<mode\>

  (check rx padding for (l)ength (c)ontent (a)ll)

- **-b** \<bs\>

  (blocksize. 0 = off)

- **-m** \<val\>

  (STmin in ms/ns. See spec.)

- **-f** \<time ns\>

  (force rx stmin value in nanosecs)

- **-w** \<num\>

  (max. wait frame transmissions.)

- **-l**

  (loop: do not exit after pdu reception.)

- **-L** \<mtu\>:\<tx\_dl\>:\<tx\_flags\>

  (link layer options for CAN FD)

CAN IDs and addresses are given and expected in hexadecimal values. The pdu data is written on STDOUT in space separated ASCII hex values.