diff options
Diffstat (limited to 'src/device/usbd.h')
| -rw-r--r-- | src/device/usbd.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/device/usbd.h b/src/device/usbd.h index b2bf8ba9d..72401a7e9 100644 --- a/src/device/usbd.h +++ b/src/device/usbd.h @@ -33,6 +33,8 @@ extern "C" { #endif +typedef void (*tud_sof_isr_t) (uint32_t frame_count); + //--------------------------------------------------------------------+ // Application API //--------------------------------------------------------------------+ @@ -84,6 +86,10 @@ bool tud_disconnect(void); // Return false on unsupported MCUs bool tud_connect(void); +// Set Start-of-frame (1ms interval) IRQ handler +// NULL means disabled, frame_count may not be supported on mcus +void tud_sof_isr_set(tud_sof_isr_t sof_isr); + // Carry out Data and Status stage of control transfer // - If len = 0, it is equivalent to sending status only // - If len > wLength : it will be truncated |