X-Git-Url: https://git.ayoreis.com/Adafruit_Blinka-hackapet.git/blobdiff_plain/ce97c72c75bd10d7f38fe409fd0f2b72d80c5413..e74f14561a7a76f22a72cbe00e3bb8c5e7b0b964:/src/microcontroller/__init__.py

diff --git a/src/microcontroller/__init__.py b/src/microcontroller/__init__.py
index 4597e94..abd5a10 100755
--- a/src/microcontroller/__init__.py
+++ b/src/microcontroller/__init__.py
@@ -1,10 +1,17 @@
 """Microcontroller pins"""
 
+import time
+
 from adafruit_platformdetect.constants import chips as ap_chip
 from adafruit_blinka import Enum
 from adafruit_blinka.agnostic import board_id, chip_id
 
 
+def delay_us(delay):
+    """Sleep for delay usecs."""
+    time.sleep(delay / 1e6)
+
+
 class Pin(Enum):
     """Reference Pin object"""
 
@@ -68,6 +75,8 @@ elif chip_id == ap_chip.A33:
     from adafruit_blinka.microcontroller.allwinner.a33.pin import *
 elif chip_id == ap_chip.RK3308:
     from adafruit_blinka.microcontroller.rockchip.rk3308.pin import *
+elif chip_id == ap_chip.RK3399:
+    from adafruit_blinka.microcontroller.rockchip.rk3399.pin import *
 elif chip_id == ap_chip.H5:
     from adafruit_blinka.microcontroller.allwinner.h5.pin import *
 elif chip_id == ap_chip.IMX8MX: