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Added help text to mstpcrc demo.

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This commit is contained in:
skarg
2014-02-26 19:10:23 +00:00
parent 9553660732
commit 1a6debfbf4
1 changed files with 3 additions and 2 deletions
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bacnet-stack/demo/mstpcrc/main.c
+3 -2
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@@ -225,14 +225,15 @@ int main(
/* initialize our interface */ /* initialize our interface */
if ((argc > 1) && (strcmp(argv[1], "--help") == 0)) { if ((argc > 1) && (strcmp(argv[1], "--help") == 0)) {
printf("mstpcrc [options] <00 00 00 00...>\r\n" printf("mstpcrc [options] <05 03 01 0D...>\r\n"
"perform MS/TP CRC on data bytes.\r\n" "options:\r\n" "perform MS/TP CRC on data bytes.\r\n" "options:\r\n"
"[-x] interprete the arguments as ascii hex (default)\r\n" "[-x] interprete the arguments as ascii hex (default)\r\n"
"[-d] interprete the argument as ascii decimal\r\n" "[-d] interprete the argument as ascii decimal\r\n"
"[-m] Write the bytes to Wireshark capture file\r\n" "[-m] Write the bytes to Wireshark capture file\r\n"
"[-8] calculate the MS/TP 8-bit Header CRC (default)\r\n" "[-8] calculate the MS/TP 8-bit Header CRC (default)\r\n"
"[-16] calculate the MS/TP 16-bit Data CRC\r\n" "[-16] calculate the MS/TP 16-bit Data CRC\r\n"
"[-32] calculate the MS/TP 32-bit Extended Frame CRC\r\n"); "[-32] calculate the MS/TP 32-bit Extended Frame CRC\r\n"
"Note: MS/TP Header CRC does not include the 55 FF preamble.\r\n");
return 0; return 0;
} }
if ((argc > 1) && (strcmp(argv[1], "--version") == 0)) { if ((argc > 1) && (strcmp(argv[1], "--version") == 0)) {