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modbus_master: fix modbus master example

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This commit is contained in:
Jorge Guzman 2024-02-15 19:06:56 -03:00 committed by Xiang Xiao
parent f9f63dc8e1
commit 49204e1389
5 changed files with 25 additions and 10 deletions
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8
examples/modbusmaster/mbmaster_main.c
View File

@ -280,7 +280,7 @@ int main(int argc, FAR char *argv[])
if (ret != OK) if (ret != OK)
{ {
fprintf(stderr, "mbmaster_main: ", fprintf(stderr, "mbmaster_main: "
"ERROR: mbmaster_initialize failed: %d\n", ret); "ERROR: mbmaster_initialize failed: %d\n", ret);
goto errout; goto errout;
} }
@ -292,11 +292,15 @@ int main(int argc, FAR char *argv[])
if (ret != OK) if (ret != OK)
{ {
fprintf(stderr, "mbmaster_main: ", fprintf(stderr, "mbmaster_main: "
"ERROR: mbmaster_pollthread create failed: %d\n", ret); "ERROR: mbmaster_pollthread create failed: %d\n", ret);
goto errout_with_initialize; goto errout_with_initialize;
} }
/* Work around to give time to pthread_create run the modbus poller */
usleep(100000);
printf("Sending %d requests to slave %d\n", printf("Sending %d requests to slave %d\n",
MBMASTER_REQUESTS_COUNT, SLAVE_ID); MBMASTER_REQUESTS_COUNT, SLAVE_ID);

7
modbus/mb_m.c
View File

@ -429,6 +429,13 @@ eMBErrorCode eMBMasterPoll(void)
vMBMasterRunResRelease(); vMBMasterRunResRelease();
break; break;
case EV_MASTER_PROCESS_SUCCESS:
case EV_MASTER_ERROR_RESPOND_TIMEOUT:
case EV_MASTER_ERROR_RECEIVE_DATA:
case EV_MASTER_ERROR_EXECUTE_FUNCTION:
default:
break;
} }
} }

6
modbus/rtu/mbrtu_m.c
View File

@ -278,7 +278,7 @@ bool xMBMasterRTUReceiveFSM(void)
/* Always read the character. */ /* Always read the character. */
xMBMasterPortSerialGetByte((uint8_t *) & ucByte); xMBMasterPortSerialGetByte((int8_t *) & ucByte);
switch (eRcvState) switch (eRcvState)
{ {
@ -397,6 +397,10 @@ bool xMBMasterRTUTransmitFSM(void)
} }
} }
break; break;
case STATE_M_TX_XFWR:
default:
break;
} }
return xNeedPoll; return xNeedPoll;