Tu Thai
/
GR-PEACH-blinky
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Revision 0:201064615590, committed 2017-08-02
- Comitter:
- tuthai
- Date:
- Wed Aug 02 09:41:28 2017 +0000
- Commit message:
- Initial commit
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SoftPWM.lib Wed Aug 02 09:41:28 2017 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/users/komaida424/code/SoftPWM/#7918ce37626c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Wed Aug 02 09:41:28 2017 +0000
@@ -0,0 +1,141 @@
+#include "mbed.h"
+#include "SoftPWM.h"
+
+#define LED_ON 1
+#define LED_OFF 0
+
+#define TIME_10ms 1
+#define TIME_20ms 2
+#define TIME_30ms 3
+#define TIME_40ms 4
+#define TIME_50ms 5
+#define TIME_100ms 10
+#define TIME_200ms 20
+#define TIME_500ms 50
+
+static Ticker flipper; // Tick Timer
+
+static DigitalOut ledu(LED_USER); // LED-User
+static SoftPWM ledr(LED_RED); // LED-Red
+static SoftPWM ledg(LED_GREEN); // LED-Green
+static SoftPWM ledb(LED_BLUE); // LED-Blue
+
+static unsigned int syscnt_u; // SystemCounter for LED-User
+static unsigned int syscnt_r; // SystemCounter for LED-Red
+static unsigned int syscnt_g; // SystemCounter for LED-Green
+static unsigned int syscnt_b; // SystemCounter for LED-Blue
+
+volatile static unsigned int flg_ledu; // LED-User Flag
+volatile static unsigned int flg_ledr; // LED-Red Flag
+volatile static unsigned int flg_ledg; // LED-Green Flag
+volatile static unsigned int flg_ledb; // LED-Blue Flag
+
+void flip() {
+ // Check 500ms for LED-User
+ syscnt_u++; // increment SystemCounter for LED-User
+ if( syscnt_u >= TIME_500ms ){
+ flg_ledu++;
+ syscnt_u = 0;
+ }
+
+ // Check 10ms for LED-Red
+ syscnt_r++; // increment SystemCounter for LED-Red
+ if( syscnt_r >= TIME_10ms ){
+ flg_ledr++;
+ syscnt_r = 0;
+ }
+
+ // Check 20ms for LED-Green
+ syscnt_g++; // increment SystemCounter for LED-Green
+ if( syscnt_g >= TIME_20ms ){
+ flg_ledg++;
+ syscnt_g = 0;
+ }
+
+ // Check 30ms for LED-Blue
+ syscnt_b++; // increment SystemCounter for LED-Blue
+ if( syscnt_b >= TIME_30ms ){
+ flg_ledb++;
+ syscnt_b = 0;
+ }
+}
+
+int main() {
+
+ ledu = LED_OFF; // LED-User Off
+
+ ledr.period_ms(10); // Set PWM Period 10ms
+ ledr = 0.0f; // Set LED-Red Duty
+
+ ledg.period_ms(10); // Set PWM Period 10ms
+ ledg = 0.0f; // Set LED-Green Duty
+
+ ledb.period_ms(10); // Set PWM Period 10ms
+ ledb = 0.0f; // Set LED-Blue Duty
+
+ flg_ledu = 0; // Initialize LED-User Flag
+ flg_ledr = 0; // Initialize LED-Red Flag
+ flg_ledg = 0; // Initialize LED-Green Flag
+ flg_ledb = 0; // Initialize LED-Blue Flag
+
+ syscnt_u = 0; // Initialize System Counter for LED-User
+ syscnt_r = 0; // Initialize System Counter for LED-Red
+ syscnt_g = 0; // Initialize System Counter for LED-Green
+ syscnt_b = 0; // Initialize System Counter for LED-Blue
+
+ unsigned int cntr = 0; // Initialize LED-Red Counter
+ unsigned int cntg = 0; // Initialize LED-Green Counter
+ unsigned int cntb = 0; // Initialize LED-Blue Counter
+
+ int cntrd = 1; // Set LED-Red Counter Direction +1
+ int cntgd = 1; // Set LED-Green Counter Direction +1
+ int cntbd = 1; // Set LED-Blue Counter Direction +1
+
+ unsigned int flg_ledu_last = 0; // Initialize LED-User Flag (last value)
+ unsigned int flg_ledr_last = 0; // Initialize LED-Red Flag (last value)
+ unsigned int flg_ledg_last = 0; // Initialize LED-Green Flag (last value)
+ unsigned int flg_ledb_last = 0; // Initialize LED-Blue Flag (last value)
+
+ flipper.attach_us(&flip, 10000); // TickerTime Set 10ms
+
+ while(1) {
+
+//----- LED User -----
+ if(flg_ledu_last != flg_ledu) { // Has LED-User Flag been Changed?
+ flg_ledu_last = flg_ledu; // Save current value
+ ledu =!ledu; // Invert LED-User
+ }
+
+//----- LED Red -----
+ if(flg_ledr_last != flg_ledr) { // Has LED-Red Flag been Changed?
+ flg_ledr_last = flg_ledr; // Save current value
+
+ if(cntr == 0) cntrd = 1; // Set Direction(+1)
+ if(cntr >= 127) cntrd = -1; // Set Direction(-1)
+ cntr += cntrd; // Increment/Decrement Counter
+ ledr = (float)cntr / 128; // Set LED-Red Duty
+ }
+
+//----- LED Green -----
+ if(flg_ledg_last != flg_ledg) { // Has LED-Green Flag been Changed?
+ flg_ledg_last = flg_ledg; // Save current value
+
+ if(cntg == 0) cntgd = 1; // Set Direction(+1)
+ if(cntg >= 127) cntgd = -1; // Set Direction(-1)
+ cntg += cntgd; // Increment/Decrement Counter
+ ledg = (float)cntg / 128; // Set LED-Green Duty
+ }
+
+//----- LED Blue -----
+ if(flg_ledb_last != flg_ledb) { // Has LED-Blue Flag been Changed?
+ flg_ledb_last = flg_ledb; // Save current value
+
+ if(cntb == 0) cntbd = 1; // Set Direction(+1)
+ if(cntb >= 127) cntbd = -1; // Set Direction(-1)
+ cntb += cntbd; // Increment/Decrement Counter
+ ledb = (float)cntb / 128; // Set LED-Blue Duty
+ }
+
+ wait_us(1);
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Wed Aug 02 09:41:28 2017 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/a97add6d7e64 \ No newline at end of file