Sarahi Moran / Mbed 2 deprecated Ejercicio_slave_inst

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Dependencies:   mbed

Files at this revision

API Documentation at this revision

Revision 0:a027cfb8ab6b, committed 2014-09-06

Comitter:
Sarahi
Date:
Sat Sep 06 16:15:07 2014 +0000
Commit message:
codigo slave

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file 
diff -r 000000000000 -r a027cfb8ab6b main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Sep 06 16:15:07 2014 +0000
@@ -0,0 +1,43 @@
+#include "mbed.h"
+
+SPISlave ser_port(D11,D12,D13,D2); // mosi, miso, sclk, ssel
+DigitalOut red_led(LED_RED);            //red led
+DigitalOut green_led(LED_GREEN);          //green led
+DigitalIn  switch_ip1(SW1);
+DigitalIn  switch_ip2(SW3);
+
+char switch_word ;                  //word we will send
+char recd_val;                      //value received from master
+
+int main() {
+  switch_ip1.mode(PullUp);
+  switch_ip2.mode(PullUp);
+  
+  //default formatting applied
+  while(1) {
+    //set up switch_word from switches that are pressed 
+    switch_word=0xa0;             //set up a recognisable output pattern
+    if (switch_ip1==0)
+      switch_word=switch_word|0x01;
+    if (switch_ip2==0)
+      switch_word=switch_word|0x02;
+    
+    if(ser_port.receive()) {      //test if data transfer has occurred
+      recd_val = ser_port.read();   // Read byte from master
+      ser_port.reply(switch_word);  // Make this the next reply
+    } 
+    //set leds according to incoming word from slave
+    red_led=1;              //preset both to 0
+    green_led=1; 
+    recd_val=recd_val&0x03; //AND out unwanted bits
+    if (recd_val==1)
+      red_led=0;
+    if (recd_val==2)
+      green_led=0;
+    if (recd_val==3){
+      red_led=0;
+      green_led=0;
+    }
+  }    
+} 
+    //now set leds according to received word
\ No newline at end of file

diff -r 000000000000 -r a027cfb8ab6b mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sat Sep 06 16:15:07 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/9327015d4013
\ No newline at end of file