char Console_APPIO_ReadC(int fd)
{
char readBuffer = '\0';
#if defined(__APPIO_DEBUG)
DBSCANF ("%s", &readBuffer);
#elif defined(PIC32_STARTER_KIT)
DBGETS (pkt.data.buf,pkt.sz);
#endif
return readBuffer;
}
// Adjust st7565 resistor ratio and "volume"
void contrastSetup()
{
char s[256];
uint8_t tmp8;
DBPUTS("Enter resistor ratio (0..7)...");
DBGETS(s, sizeof(s));
tmp8 = s[0] - '0'; //
if(tmp8 < 8)
{
lcdCmd(cRESISTOR_RATIO | tmp8);
DBPRINTF("Set to %d.\n", tmp8);
}
else
{
DBPUTS("Invalid range.\n");
}
DBPUTS("Enter volume (0..63)...");
DBGETS(s, sizeof(s));
tmp8 = atoi(s); //
if(tmp8 < 64)
{
lcdCmd(cVOLUME);
lcdCmd(tmp8);
DBPRINTF("Set to %d.\n", tmp8);
}
else
{
DBPUTS("Invalid range.\n");
}
// Clear the do-user-input flag
//DoUserUserInputSemaphore = 0;
}
void Console_APPIO_Tasks (SYS_MODULE_OBJ object)
{
/* Update the application state machine based
* on the current state */
struct QPacket pkt;
size_t *sizeRead;
switch(consAppIOData.state)
{
case CONSOLE_APPIO_STATE_INIT:
/* Initialize APPIO */
DBINIT();
consAppIOData.state = CONSOLE_APPIO_STATE_READY;
break;
case CONSOLE_APPIO_STATE_START_READ:
if (readQueue.numElem)
{
pkt = rdQueueElements[readQueue.tailPos];
DBGETS (pkt.data.buf, 128);
if (*(char*)pkt.data.buf != '\0')
{
rdQueueElements[readQueue.tailPos].sz = strlen((char*)pkt.data.buf);
consAppIOData.state = CONSOLE_APPIO_STATE_READ_COMPLETE;
}
}
break;
case CONSOLE_APPIO_STATE_READ_COMPLETE:
sizeRead = &rdQueueElements[readQueue.tailPos].sz;
popQueue(&readQueue);
if (readQueue.numElem == 0)
{
if (consAppIOData.rdCallback != NULL)
{
consAppIOData.rdCallback(sizeRead);
}
consAppIOData.state = CONSOLE_APPIO_STATE_READY;
}
else
{
consAppIOData.state = CONSOLE_APPIO_STATE_START_READ;
}
break;
case CONSOLE_APPIO_STATE_READY:
if (writeQueue.numElem)
{
consAppIOData.state = CONSOLE_APPIO_STATE_START_WRITE;
}
else if (readQueue.numElem)
{
consAppIOData.state = CONSOLE_APPIO_STATE_START_READ;
}
break;
case CONSOLE_APPIO_STATE_START_WRITE:
if (writeQueue.numElem)
{
pkt = wrQueueElements[writeQueue.tailPos];
DBPRINTF("%s",(char*)pkt.data.buf);
consAppIOData.writeCycleCount = 0;
consAppIOData.state = CONSOLE_APPIO_STATE_WAIT_FOR_WRITE_COMPLETE;
}
break;
case CONSOLE_APPIO_STATE_WAIT_FOR_WRITE_COMPLETE:
pkt = wrQueueElements[writeQueue.tailPos];
/* Burn cycles to allow to printf to complete */
if(consAppIOData.writeCycleCount++ > pkt.sz * 400)
{
if (consAppIOData.wrCallback != NULL)
{
consAppIOData.wrCallback((void *)pkt.data.cbuf);
}
popQueue(&writeQueue);
if (writeQueue.numElem == 0)
{
consAppIOData.state = CONSOLE_APPIO_STATE_READY;
}
else
{
consAppIOData.state = CONSOLE_APPIO_STATE_START_WRITE;
}
}
break;
case CONSOLE_APPIO_STATE_OPERATIONAL_ERROR:
/* We arrive at this state if the APPIO driver reports an error on a read or write operation
We will attempt to recover by flushing the local buffers */
Console_APPIO_Flush();
break;
case CONSOLE_APPIO_STATE_CRITICAL_ERROR:
break;
default:
break;
}
}
