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-rw-r--r--src/product/ao_flash_pins.h1
-rw-r--r--src/stm/ao_usb_stm.c6
2 files changed, 7 insertions, 0 deletions
diff --git a/src/product/ao_flash_pins.h b/src/product/ao_flash_pins.h
index 4917ee6f..9acf4d21 100644
--- a/src/product/ao_flash_pins.h
+++ b/src/product/ao_flash_pins.h
@@ -24,6 +24,7 @@
#define HAS_USB 1
#define USE_USB_STDIO 0
+#define HAS_USB_DISABLE 0
#define HAS_BEEP 0
#define HAS_TASK 0
#define HAS_ECHO 0
diff --git a/src/stm/ao_usb_stm.c b/src/stm/ao_usb_stm.c
index 4e9d1f14..d4dac887 100644
--- a/src/stm/ao_usb_stm.c
+++ b/src/stm/ao_usb_stm.c
@@ -950,6 +950,11 @@ ao_usb_getchar(void)
return c;
}
+#ifndef HAS_USB_DISABLE
+#define HAS_USB_DISABLE 1
+#endif
+
+#if HAS_USB_DISABLE
void
ao_usb_disable(void)
{
@@ -967,6 +972,7 @@ ao_usb_disable(void)
stm_rcc.apb1enr &= ~(1 << STM_RCC_APB1ENR_USBEN);
ao_arch_release_interrupts();
}
+#endif
void
ao_usb_enable(void)