Merge pull request #807 from brentru/force-mcp

[Adafruit_Blinka-hackapet.git] / src / digitalio.py

diff --git a/src/digitalio.py b/src/digitalio.py
index e7926304512b8f8c5c121daba39789e264d189b7..7f57e31500daeef16c7f4ca2889b0cf7a7685832 100644 (file)
--- a/src/digitalio.py
+++ b/src/digitalio.py
@@ -9,7 +9,7 @@ See `CircuitPython:digitalio` in CircuitPython for more details.
 
 * Author(s): cefn
 """
-
+import os
 from adafruit_blinka.agnostic import board_id, detector
 
 # pylint: disable=ungrouped-imports,wrong-import-position,unused-wildcard-import,wildcard-import
@@ -127,7 +127,13 @@ elif detector.board.binho_nova:
 elif detector.board.greatfet_one:
     from adafruit_blinka.microcontroller.nxp_lpc4330.pin import Pin
 elif detector.board.microchip_mcp2221:
-    from adafruit_blinka.microcontroller.mcp2221.pin import Pin
+    if (
+        "BLINKA_FORCECHIP" in os.environ
+        and os.environ["BLINKA_FORCEBOARD"] == "MICROCHIP_MCP2221"
+    ):
+        from adafruit_blinka.microcontroller.fake_mcp2221.pin import Pin
+    else:
+        from adafruit_blinka.microcontroller.mcp2221.pin import Pin
 elif detector.chip.RP2040_U2IF:
     from adafruit_blinka.microcontroller.rp2040_u2if.pin import Pin
 # MicroPython Chips
@@ -135,6 +141,8 @@ elif detector.chip.STM32F405:
     from machine import Pin
 elif detector.chip.RP2040:
     from machine import Pin
+elif detector.chip.CV1800B:
+    from adafruit_blinka.microcontroller.cv1800b.pin import Pin
 
 from adafruit_blinka import Enum, ContextManaged