diff --git a/examples/bare6.rs b/examples/bare6.rs
index d1df5bf6c8ad0f37fa5501abb42b6742a2f94085..a163f8792fe2eb9909f9c6fe857d3028fca26a2e 100644
--- a/examples/bare6.rs
+++ b/examples/bare6.rs
@@ -128,7 +128,7 @@ fn clock_out(rcc: &RCC, gpioc: &GPIOC) {
 //
 //    What is the frequency of blinking?
 //
-//    It is blinking with a 2 second intervall
+//    It is blinking with a 0.5 Hz intervall (aka 2 seconds).
 //
 //    commit your answers (bare6_1)
 //
diff --git a/pictures/bare_6_16mhz_high_speed.png b/pictures/bare_6_16mhz_high_speed.png
new file mode 100644
index 0000000000000000000000000000000000000000..4216f817ddd3c7434893686c78c39bceb9a7e3c3
Binary files /dev/null and b/pictures/bare_6_16mhz_high_speed.png differ