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rf24-pio
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Stripped down extraneous pipe opens, and other un-needed things.

This commit is contained in:
maniacbug 2011-04-30 21:10:33 -07:00
parent 38392fa5f4
commit 39b15c8b55
1 changed files with 20 additions and 29 deletions
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49
examples/pingpair_pl/pingpair_pl.pde
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@ -32,14 +32,12 @@ RF24 radio(8,9);
// Leave open to be the 'ping' transmitter
const short role_pin = 7;
const short led_pin = 13; // flash the led when a packet has been sent
//
// Topology
//
// Radio pipe addresses for the 2 nodes to communicate.
const uint64_t pipes[2] = { 0xE8E8F0F0E1LL, 0xE8E8F0F0D2LL };
// Radio pipe address for the 2 nodes to communicate.
const uint64_t pipe = 0xE8E8F0F0E1LL;
//
// Role management
@ -99,27 +97,24 @@ void setup(void)
// Open pipes to other nodes for communication
//
// This simple sketch opens two pipes for these two nodes to communicate
// back and forth.
// Open 'our' pipe for writing
// Open the 'other' pipe for reading, in position #1 (we can have up to 5 pipes open for reading)
// This simple sketch opens a single pipes for these two nodes to communicate
// back and forth. One listens on it, the other talks to it.
if ( role == role_ping_out )
{
radio.openWritingPipe(pipes[0]);
radio.openReadingPipe(1,pipes[1]);
radio.openWritingPipe(pipe);
}
else
{
radio.openWritingPipe(pipes[1]);
radio.openReadingPipe(1,pipes[0]);
radio.openReadingPipe(1,pipe);
}
//
// Start listening
//
radio.startListening();
if ( role == role_pong_back )
radio.startListening();
//
// Dump the configuration of the rf unit for debugging
@ -130,6 +125,8 @@ void setup(void)
void loop(void)
{
static uint32_t id = 0;
//
// Ping out role. Repeatedly send the current time
//
@ -143,16 +140,13 @@ void loop(void)
if ( radio.isAckPayloadAvailable() )
{
static char response[32];
radio.read(response,32);
printf("Ack: [%s]",response);
radio.read(&id,sizeof(id));
printf("Ack: [%lu] ",id);
}
printf(" OK\n\r");
printf("OK\n\r");
// Try again later
digitalWrite(led_pin,HIGH);
delay(3000);
digitalWrite(led_pin,LOW);
// Try again soon
delay(2000);
}
//
@ -165,7 +159,7 @@ void loop(void)
if ( radio.available() )
{
// Dump the payloads until we've gotten everything
unsigned long got_time;
static unsigned long got_time;
boolean done = false;
while (!done)
{
@ -176,13 +170,10 @@ void loop(void)
printf("Got payload %lu\n",got_time);
}
// Add an ack packet for the next time around
static unsigned id = 0;
static char pl_buffer[10];
memset(pl_buffer,' ',10);
pl_buffer[9] = 0;
snprintf(pl_buffer,10,"id %04x",id++);
radio.writeAckPayload( 1, pl_buffer, 10 );
// Add an ack packet for the next time around. This is a simple
// packet counter
radio.writeAckPayload( 1, &id, sizeof(id) );
++id;
}
}
}