Diff: si5351a_check.cpp

Revision:

3:92f31b23fb0b

Parent:

2:73d79424daa5

Child:

4:5981cf106502

--- a/si5351a_check.cpp	Thu Jan 05 13:23:11 2017 +0000
+++ b/si5351a_check.cpp	Fri Jan 06 14:09:18 2017 +0000
@@ -8,7 +8,7 @@
  *  http://www.page.sannet.ne.jp/kenjia/index.html
  *  http://mbed.org/users/kenjiArai/
  *      Created:  December 28th, 2016
- *      Revised:  January   5th, 2017
+ *      Revised:  January   6th, 2017
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
@@ -32,6 +32,9 @@
 I2C			i2c(I2C_SDA, I2C_SCL);	// communication with Si5351A
 SI5351A		clk(i2c, 25000000UL);	// base clock = 25.0MHz
 
+//  RAM ------------------------------------------------------------------------
+bool one_char = false;
+
 //------------------------------------------------------------------------------
 //  Control Program
 //------------------------------------------------------------------------------
@@ -65,6 +68,8 @@
     put_rn();
     PRINTF("c - Show current configration");
     put_rn();
+    PRINTF("p - Compensation");
+    put_rn();
     PRINTF("r - Show current resisters");
     put_rn();
     PRINTF("x - Go to special command");
@@ -223,6 +228,7 @@
                 //  test7 CLK0: set desired center freq. then shift +/- range
                 //--------------------------------------------------------------
             case '7' :
+            	one_char = true;
             	clk.all_reset();
                 PRINTF("CLK0 %s", msg0);
                 put_rn();
@@ -281,6 +287,7 @@
                     	break;
                     }
                 }
+                one_char = false;
                 break;
                 //--------------------------------------------------------------
                 //  All clear alll registers
@@ -297,6 +304,28 @@
                 //put_rn();
                 break;
                 //--------------------------------------------------------------
+                //  Compensation
+                //--------------------------------------------------------------
+            case 'p' :
+            	clk.set_frequency(0, 25000000);		// Set CLK0=10MHz
+            	PRINTF(
+            		"Please measure Clock0 output frequency (aound 25MHz)\r\n");
+            	PRINTF("Enter your mesured data = ");
+                ptr = linebuf;
+                get_line(ptr, buf_size);
+                if (xatoi(&ptr,&f)){
+                	if (f < 0){
+                		PUTC('?');
+                		break;
+                	}
+                	PRINTF("\r%u [Hz]\r\n", f);
+                	clk.f_compensation(25000000, f);
+                	clk.debug_current_config();
+                } else {
+                	PUTC('?');
+                }           	
+            	break;
+                //--------------------------------------------------------------
                 //  Show resisters
                 //--------------------------------------------------------------
             case 'r' :
@@ -416,7 +445,7 @@
     }
 }
 #endif
-
+          	
 void special_command(void)
 {
 	PRINTF("Not impliment yet");
@@ -515,8 +544,13 @@
         if (((uint8_t)c >= ' ') && (idx < len - 1)) {
             buff[idx++] = c;
             PUTC(c);
+            // Special control
+            if (one_char == true){
+            	if ((c == 'p') || (c == 'm')){ break;}
+            }
         }
     }
     buff[idx] = 0;
     PUTC('\n');
 }
+