clean up text

1 files changed, 3 insertions, 1 deletions

diff --git a/examples/device/cdc_msc_hid/src/main.c b/examples/device/cdc_msc_hid/src/main.c
index 1fa0fead1..a8ef0575c 100644
--- a/examples/device/cdc_msc_hid/src/main.c
+++ b/examples/device/cdc_msc_hid/src/main.c
@@ -210,13 +210,15 @@ void tud_umount_cb(void)
   blink_interval_ms = 250;
 }
 
-// Invoked when device is suspended
+// Invoked when usb bus is suspended
+// USB specs: device can only draw up to 2.5 mA from bus
 void tud_suspend_cb(bool remote_wakeup_en)
 {
   (void) remote_wakeup_en;
   blink_interval_ms = 2500;
 }
 
+// Invoked when usb bus is resumed
 void tud_resume_cb(void)
 {
   blink_interval_ms = 1000;