bare6_4

examples/bare6.rs

@@ -174,15 +174,15 @@ fn clock_out(rcc: &RCC, gpioc: &GPIOC) {
 //
 //    What is the frequency of MCO2 read by the oscilloscope?
 //
-//    ** your answer here **
+//    ** 16 MHz **
 //
 //    Compute the value of SYSCLK based on the oscilloscope reading.
 //
-//    ** your answer here **
+//    ** MCO2PRE is still set to 4, so SYSCLK is 4 times higher, 64 MHz. **
 //
 //    What is the peak to peak reading of the signal?
 //
-//    ** your answer here **
+//    ** With the ringing tops: 5.3 V, without ringing: 3.1 V. **
 //
 //    Make a screen dump or photo of the oscilloscope output.
 //    Save the the picture as "bare_6_64mhz_high_speed".