bare6 task 5

examples/bare6.rs

@@ -23,7 +23,7 @@ fn main() {
 
     dwt.enable_cycle_counter();
     clock_out(rcc, gpioc);
-    //clock::set_84_mhz(rcc, flash);
+    clock::set_84_mhz(rcc, flash);
     idle(dwt, rcc, gpioa);
 }
 
@@ -173,12 +173,16 @@ fn idle(dwt: &mut DWT, rcc: &mut RCC, gpioa: &mut GPIOA) {
 // repeat the experiment 2.
 // what is the frequency of MCO2 read by the oscilloscope
 // ** your answer here **
+//  100-500 KHz
 //
 // compute the value of SYSCLK based on the oscilloscope reading
 // ** your answer here **
+//  100-500 * 4 = 400-2000 KHz
+//
 // what is the peak to peak reading of the signal
 //
 // ** your answer here **
+// 50 mV
 //
 // make a screen dump or photo of the oscilloscope output
 // sove the the picture as "bare_6_84mhz_high_speed"