Siphamandla Simelane
/
slider_diatonic_SP
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Fork of
slider_diatonic_v1
by 
Vishal Bharam
Revision 0:6c16ec0e7b9d, committed 2014-12-16
- Comitter:
- scohennm
- Date:
- Tue Dec 16 03:14:27 2014 +0000
- Child:
- 1:6f0197189fcc
- Commit message:
- Simple Iambic keyer. KL46Z speed select via capacitive slider.
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SLCD.lib Tue Dec 16 03:14:27 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/Sissors/code/SLCD/#ef2b3b7f1b01
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TSI.lib Tue Dec 16 03:14:27 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/TSI/#1a60ef257879
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/keyer_test_v3.cpp Tue Dec 16 03:14:27 2014 +0000
@@ -0,0 +1,151 @@
+#include "mbed.h"
+#include "SLCD.h"
+#include "TSISensor.h"
+
+#define BASESPEED 1.200
+#define DOT 1
+#define DASH 3
+#define INTERCHAR 3
+#define CHANNELON 0
+#define CHANNELOFF 1
+#define LCDLEN 10
+#define DOTMESS "DIT"
+#define DASHMESS "DAH"
+#define IAMMESS "IAMB"
+#define NULLMESS "111" // LCD idle message
+#define FIXEDWPM 13
+#define LOWSPEED 5
+#define SPPEDINT 25.0 // This gives a max speed of 30 - 5 + 25
+
+#define STATECOEF 2
+#define IDLE 0
+#define DIT 1
+#define DAH 2
+#define IAM 3
+
+SLCD slcd; //define LCD display
+// keyer test
+TSISensor tsiScaling; // Capacitive sensor/slider
+DigitalIn RtButton(PTC12);
+DigitalIn LftButton(PTC3);
+DigitalIn DahPaddle(PTD7);
+DigitalIn DitPaddle(PTD6);
+DigitalOut led(LED_RED);
+DigitalOut outPin(PTC9); //J1-16
+int KeyState = IDLE;
+
+
+void LCDMessNoDwell(char *lMess){
+ slcd.Home();
+ slcd.clear();
+ slcd.printf(lMess);
+}
+
+void makeDit (float dotLen,DigitalOut outChannel, DigitalOut cloneChannel) {
+ outChannel.write(CHANNELON);
+ cloneChannel.write(CHANNELON);
+ wait(dotLen);
+ outChannel.write(CHANNELOFF);
+ cloneChannel.write(CHANNELOFF);
+ wait(float(DOT)*dotLen);
+ return;
+}
+
+void makeDah (float dotLen,DigitalOut outChannel, DigitalOut cloneChannel) {
+ outChannel.write(CHANNELON);
+ cloneChannel.write(CHANNELON);
+ wait(float(DASH)*dotLen);
+ outChannel.write(CHANNELOFF);
+ cloneChannel.write(CHANNELOFF);
+ wait(float(DOT)*dotLen);
+ return;
+}
+
+
+int main(){
+ int wpm = FIXEDWPM;
+ float elementLen; // period in seconds
+ int RButtonState;
+ int LButtonState;
+ int DahPaddleState;
+ int DitPaddleState;
+ char lcdData[LCDLEN];
+ float tempValue;
+ int lastKeyHit = DIT;
+
+
+ elementLen = BASESPEED / (float) wpm;
+
+ led.write(CHANNELOFF);
+ outPin.write(CHANNELOFF);
+ sprintf (lcdData,"%d",wpm);
+ LCDMessNoDwell(lcdData);
+
+
+ while (true) {
+ /*
+ RButtonState = !RtButton.read(); // button is pulled up so false is when button is pushed it's inverted to avoid confusion downstream
+ if (RButtonState){
+ KeyState = DAH;
+ }
+ LButtonState = !LftButton.read();
+ if (LButtonState) {
+ KeyState = DIT;
+ }
+ */
+ RButtonState = !RtButton.read();
+ LButtonState = !LftButton.read();
+ DahPaddleState =!DahPaddle.read();
+ DitPaddleState = !DitPaddle.read();
+ KeyState = LButtonState + STATECOEF*RButtonState;
+ KeyState = KeyState + DitPaddleState + STATECOEF*DahPaddleState;
+
+ switch (KeyState) {
+ case DAH:{
+ LCDMessNoDwell(DASHMESS);
+ makeDah(elementLen,outPin,led);
+ KeyState = IDLE;
+ lastKeyHit = DAH;
+ sprintf (lcdData,"%d",wpm);
+ LCDMessNoDwell(lcdData);
+ break;
+ }
+ case DIT:{
+ LCDMessNoDwell(DOTMESS);
+ makeDit(elementLen,outPin,led);
+ KeyState = IDLE;
+ lastKeyHit = DIT;
+ sprintf (lcdData,"%d",wpm);
+ LCDMessNoDwell(lcdData);
+ break;
+ }
+ case IAM:{
+ LCDMessNoDwell(IAMMESS);
+ if (lastKeyHit == DAH){;
+ makeDit(elementLen,outPin,led);
+ makeDah( elementLen,outPin,led);
+ lastKeyHit = DAH;
+ } else {
+ makeDah(elementLen,outPin,led);
+ makeDit(elementLen,outPin,led);
+ lastKeyHit = DIT;
+ }
+ KeyState = IDLE;
+ sprintf (lcdData,"%d",wpm);
+ LCDMessNoDwell(lcdData);
+ break;
+ }
+ case IDLE:{
+ tempValue = tsiScaling.readPercentage();
+ if(tempValue > 0) {
+ wpm = LOWSPEED + int(tempValue * SPPEDINT);
+ elementLen = BASESPEED / (float) wpm;
+ sprintf (lcdData,"%d",wpm);
+ LCDMessNoDwell(lcdData);
+ }
+ break;
+ }
+ }
+
+ } // while forever
+}// end main
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Dec 16 03:14:27 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/4fc01daae5a5 \ No newline at end of file