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Extend USB serial test

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1020 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2008-10-09 22:52:06 +00:00
parent 08b3a8917e
commit 8cb981c222
1 changed files with 17 additions and 3 deletions
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20
examples/usbserial/host.c
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@ -61,7 +61,8 @@
static const char *g_ttydev = DEFAULT_TTYDEV; static const char *g_ttydev = DEFAULT_TTYDEV;
static char g_buffer[BUFFER_SIZE]; static char g_buffer[BUFFER_SIZE];
static const char g_outmsg[] = static const char g_shortmsg[] = "Sure... You betcha!!\n";
static const char g_longmsg[] =
"I am proud to come to this city as the guest of your distinguished Mayor, " "I am proud to come to this city as the guest of your distinguished Mayor, "
"who has symbolized throughout the world the fighting spirit of West Berlin. " "who has symbolized throughout the world the fighting spirit of West Berlin. "
"And I am proud to visit the Federal Republic with your distinguished Chancellor " "And I am proud to visit the Federal Republic with your distinguished Chancellor "
@ -135,6 +136,7 @@ static void show_usage(const char *progname, int exitcode)
int main(int argc, char **argv, char **envp) int main(int argc, char **argv, char **envp)
{ {
ssize_t nbytes; ssize_t nbytes;
int count;
int fd; int fd;
/* Handle input parameters */ /* Handle input parameters */
@ -168,6 +170,7 @@ int main(int argc, char **argv, char **envp)
/* Wait for hello... */ /* Wait for hello... */
count = 0;
for (;;) for (;;)
{ {
printf("main: Reading from the serial driver\n"); printf("main: Reading from the serial driver\n");
@ -183,8 +186,19 @@ int main(int argc, char **argv, char **envp)
g_buffer[nbytes] = '\0'; g_buffer[nbytes] = '\0';
printf("main: Received %d bytes:\n", nbytes); printf("main: Received %d bytes:\n", nbytes);
printf(" \"%s\"\n", g_buffer); printf(" \"%s\"\n", g_buffer);
printf("main: Sending %d bytes..\n", sizeof(g_outmsg)); count++;
nbytes = write(fd, g_outmsg, sizeof(g_outmsg));
if (count < 5)
{
printf("main: Sending %d bytes..\n", sizeof(g_shortmsg));
nbytes = write(fd, g_longmsg, sizeof(g_shortmsg));
}
else
{
printf("main: Sending %d bytes..\n", sizeof(g_longmsg));
nbytes = write(fd, g_longmsg, sizeof(g_longmsg));
}
if (nbytes < 0) if (nbytes < 0)
{ {
printf("main: ERROR: Failed to write to %s: %s\n", g_ttydev, strerror(errno)); printf("main: ERROR: Failed to write to %s: %s\n", g_ttydev, strerror(errno));