int main (void)
{
char keyPressed = 0;
int keyPress = 0;
int keyToggle = 0;
int numberOfPresses = 0;
unsigned char KeyPressed;
wiringPiSetup ();
pinMode (2, OUTPUT); // column 1
pinMode (3, OUTPUT); // column 2
pinMode (14, INPUT); // row 1
pinMode (5, INPUT); // row 2
pullUpDnControl (14, PUD_DOWN); // row 1
pullUpDnControl (5, PUD_DOWN); // row 2
for (;;)
{
//getkeypad();
keyPressed = getkeypad();
std::cout << "Button press = " << keyPressed << "\n";
delay(180);
}
return 0 ;
}
int grabframe(char *buffer)
{
int x, ret=0;
for(x=0;x<20;x++)
{
QC_grabdata(buffer+(x*(19200/20)),19200/20);
if (checkkeypad())
if(getkeypad()==KP_DOORBELL)
{
ret=3;
break;
}
if (checkring())
{
ret=5;
break;
}
}
return ret;
}
int state2 (void)
{
packet pkt;
int errno, current=0, last=1, csz, x, y, *a, *b, *c,doorbell=0, ns;
/* Set retransmit flag to 1 for first transmission */
int retransmitFlag=1, changeState=0;
/* Init Camera */
QC_init ();
while(changeState==0)
{
/* Check doorbell */
if (checkkeypad())
if (getkeypad()==KP_DOORBELL)
{
informdoorbell ();
return 3;
}
/* Check Dallas Ring */
if (checkring())
return 5;
/* Test for retransmit flag */
if(retransmitFlag==1)
{
/* Reset last frame so that when it is XORd a full picture is
transmitted */
for(x=0;x<frameBufferSz;x++)
{
in[last][x]=0;
}
}
/* Attempt to grab a frame */
if ((changeState = grabframe (in[current])) == 0)
{
/* Correction and smoothing */
for(x=0;x<frameBufferSz;x++)
{
if (in[current][x] != 0)
in[current][x]=16-in[current][x];
}
/* XOR frame with previous to obtain difference
Here I exploit the fact that the 68040 is 32 bit
so by treating the bytes as ints I can XOR
4 bytes at a time.... clever huh?
*/
a=(int *) in[current];
b=(int *) in[last];
c=(int *) diff;
for (x = 0; x < (frameBufferSz / 4); x++)
c[x] = a[x] ^ b[x];
/* Use RLE to compress the difference
(We increment compressed by 1 to make room for
a control byte) */
csz=RLEencode(diff,frameBufferSz,compressed+1);
/* Tell the receiver whether this is the first frame in
a sequence (compressed[0]=1) or not (compressed[0]=0) */
compressed[0]=retransmitFlag;
retransmitFlag=0;
/* Construct Packet */
pkt.datatype=VIDEO;
pkt.length=csz/8+2;
pkt.data=compressed;
/* Place it in serial Queue and check for change of state
instruction from client */
ns=senddata(&pkt);
if(ns > 0)
changeState=ns;
/* Reverse what is current and what is previous */
current=1-current;
last=1-last;
}
};
if (changeState == 3)
informdoorbell ();
return changeState;
}
void main (void)
{
int i;
unsigned char k;
ringinfo ri;
puts ("G7 hardware diagnostics\n\r");
puts ("\n\rInitialising board...");
boardinit ();
puts (" done\n\r");
puts ("\n\r ** Timer test\n\r");
puts ("Waiting for 3 seconds...");
starttimer (1010000);
while (gettimer () > 10000);
puts (" done\n\r");
puts ("\n\r ** iButton reader test\n\r");
puts ("Place an iButton in the reader...\n\r");
i = 0;
do
{
while (!checkring ());
ri = getringinfo ();
i++;
}
while (ri.crc == 0xFF);
puts ("iButton read (");
putn (i, 10, 2);
puts (" times); product family ");
putn (ri.product, 16, 2);
puts ("; user ID ");
for (i = 0; i < 6; i++)
putn (ri.id [i], 16, 2);
puts ("; CRC ");
putn (ri.crc, 16, 2);
puts ("\n\r");
puts ("\n\r ** Keypad test\n\r");
puts ("Press all the keys and the doorbell...\n\r");
for (i = 0; i < 13; i++)
{
k = getkeypad ();
starttimer (40000);
buzzerled (BUZZER);
while (gettimer () > 10000);
buzzerled (ALLOFF);
stoptimer ();
puts ("Key pressed: ");
if (k < 10)
putn (k, 10, 1);
else
switch (k)
{
case KP_STAR:
puts ("*");
break;
case KP_HASH:
puts ("#");
break;
case KP_DOORBELL:
puts ("doorbell");
break;
case KP_UNDEF:
puts ("undefined (");
putn (k, 16, 2);
puts (")");
break;
}
puts ("\n\r");
}
puts ("\n\r ** Beeper test\n\r");
starttimer (10000000);
buzzerled (BUZZER);
while (gettimer () > 10000000 - 30000);
buzzerled (ALLOFF);
while (gettimer () > 10000000 - 40000);
buzzerled (BUZZER);
while (gettimer () > 10000000 - 70000);
buzzerled (ALLOFF);
stoptimer ();
puts ("\n\r ** Door open test\n\r");
for (i = 0; i < 5; i++)
{
starttimer (210000);
buzzerled (LEDGREEN);
while (gettimer () > 110000);
buzzerled (ALLOFF);
while (gettimer () > 10000);
stoptimer ();
}
puts ("\n\r ** Entry denied test\n\r");
for (i = 0; i < 5; i++)
{
starttimer (210000);
buzzerled (LEDRED);
while (gettimer () > 110000);
buzzerled (ALLOFF);
while (gettimer () > 10000);
stoptimer ();
}
puts ("\n\r ** Door status test\n\r");
puts ("Close the door, then press a key\n\r");
mon_getc ();
puts ("Door status is ");
putn (getdoorstatus (), 10, 1);
puts ("\n\r");
puts ("Open the door, then press a key\n\r");
mon_getc ();
puts ("Door status is ");
putn (getdoorstatus (), 10, 1);
puts ("\n\r");
puts ("\n\r ** Testing done\n\r");
}
