sven/can-utils
1
0
Fork 0
mirror of https://github.com/linux-can/can-utils.git synced 2026-09-23 00:21:14 +02:00
Code Issues Packages Projects Releases Wiki Activity

lib/cansend: update documentation for CAN XL frame format

Browse Source 
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
This commit is contained in:
Oliver Hartkopp
2024-02-29 09:54:47 +01:00
parent 7761d8bcf8
commit 740c0ba156
2 changed files with 49 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files
cansend.c
+22 -6
View File
@@ -64,11 +64,13 @@ static void print_usage(char *prg)
"Usage: %s <device> <can_frame>.\n"
"\n"
"<can_frame>:\n"
" <can_id>#{data} for Classical CAN 2.0 data frames\n"
" <can_id>#R{len} for Classical CAN 2.0 data frames\n"
" <can_id>#{data}_{dlc} for Classical CAN 2.0 data frames\n"
" <can_id>#R{len}_{dlc} for Classical CAN 2.0 data frames\n"
" <can_id>##<flags>{data} for CAN FD frames\n\n"
" <can_id>#{data} for CAN CC (Classical CAN 2.0B) data frames\n"
" <can_id>#R{len} for CAN CC (Classical CAN 2.0B) data frames\n"
" <can_id>#{data}_{dlc} for CAN CC (Classical CAN 2.0B) data frames\n"
" <can_id>#R{len}_{dlc} for CAN CC (Classical CAN 2.0B) data frames\n"
" <can_id>##<flags>{data} for CAN FD frames\n"
" <vcid><prio>#<flags>:<sdt>:<af>#<data> for CAN XL frames\n"
"\n"
"<can_id>:\n"
" 3 (SFF) or 8 (EFF) hex chars\n"
"{data}:\n"
@@ -80,9 +82,23 @@ static void print_usage(char *prg)
"<flags>:\n"
" a single ASCII Hex value (0 .. F) which defines canfd_frame.flags\n"
"\n"
"<vcid>:\n"
" 2 hex chars - virtual CAN network identifier (00 .. FF)\n"
"<prio>:\n"
" 3 hex chars - 11 bit priority value (000 .. 7FF)\n"
"<flags>:\n"
" 2 hex chars values (00 .. FF) which defines canxl_frame.flags\n"
"<sdt>:\n"
" 2 hex chars values (00 .. FF) which defines canxl_frame.sdt\n"
"<af>:\n"
" 8 hex chars - 32 bit acceptance field (canxl_frame.af)\n"
"<data>:\n"
" 1..2048 ASCII hex-values (optionally separated by '.')\n"
"\n"
"Examples:\n"
" 5A1#11.2233.44556677.88 / 123#DEADBEEF / 5AA# / 123##1 / 213##311223344 /\n"
" 1F334455#1122334455667788_B / 123#R / 00000123#R3 / 333#R8_E\n"
" 1F334455#1122334455667788_B / 123#R / 00000123#R3 / 333#R8_E /\n"
" 45123#81:00:12345678#11223344.556677 / 00242#81:07:40000123#112233\n"
"\n",
prg, prg);
}