Scroll to navigation

CANSEND(1) User Commands CANSEND(1)

NAME

cansend - manual page for cansend 2023.03-1

SYNOPSIS

cansend <device> <can_frame>.

DESCRIPTION

./cansend - send CAN-frames via CAN_RAW sockets.

<can_frame>:

<can_id>#{data}
for Classical CAN 2.0 data frames
<can_id>#R{len}
for Classical CAN 2.0 data frames
<can_id>#{data}_{dlc}
for Classical CAN 2.0 data frames
<can_id>#R{len}_{dlc}
for Classical CAN 2.0 data frames
<can_id>##<flags>{data}
for CAN FD frames

<can_id>:

3 (SFF) or 8 (EFF) hex chars

{data}:

0..8 (0..64 CAN FD) ASCII hex-values (optionally separated by '.')

{len}:

an optional 0..8 value as RTR frames can contain a valid dlc field

_{dlc}:

an optional 9..F data length code value when payload length is 8

<flags>:

a single ASCII Hex value (0 .. F) which defines canfd_frame.flags

EXAMPLES

5A1#11.2233.44556677.88 / 123#DEADBEEF / 5AA# / 123##1 / 213##311223344 / 1F334455#1122334455667788_B / 123#R / 00000123#R3 / 333#R8_E
March 2023 cansend 2023.03-1