alif/boards/OPENMV_AE3: Configure sensor interrupts as GPIO input.

dpgeorge · dpgeorge · commit bebb404824c0 · 2026-03-04T01:03:45.000+11:00
They can wake the device from deepsleep.

Signed-off-by: Damien George &lt;damien@micropython.org&gt;
diff --git a/ports/alif/boards/OPENMV_AE3/board.c b/ports/alif/boards/OPENMV_AE3/board.c
@@ -167,6 +167,11 @@ void board_early_init(void) {
         MICROPY_BOARD_FATAL_ERROR("se_services_select_pll_source");
     }
 
+    // Configure the sensor interrupts inputs.
+    mp_hal_pin_input(pin_IMU_INT1);
+    mp_hal_pin_input(pin_IMU_INT2);
+    mp_hal_pin_input(pin_TOF_I2C_INT);
+
     // Configure the user button as an input (it has an external pull-up).
     mp_hal_pin_input(pin_SW);
 }
diff --git a/ports/alif/boards/OPENMV_AE3/pins.csv b/ports/alif/boards/OPENMV_AE3/pins.csv
@@ -7,6 +7,11 @@ LED_RED,P0_0
 LED_GREEN,P6_3
 LED_BLUE,P6_0
 
+# Sensor interrupts
+IMU_INT1,P15_4
+IMU_INT2,P15_5
+TOF_I2C_INT,P15_6
+
 # User switch
 SW,P15_7
 

Original file line number	Diff line number	Diff line change
`@@ -167,6 +167,11 @@ void board_early_init(void) {`
`167`	`167`	`MICROPY_BOARD_FATAL_ERROR("se_services_select_pll_source");`
`168`	`168`	`}`
`169`	`169`
	`170`	`+ // Configure the sensor interrupts inputs.`
	`171`	`+ mp_hal_pin_input(pin_IMU_INT1);`
	`172`	`+ mp_hal_pin_input(pin_IMU_INT2);`
	`173`	`+ mp_hal_pin_input(pin_TOF_I2C_INT);`
	`174`	`+`
`170`	`175`	`// Configure the user button as an input (it has an external pull-up).`
`171`	`176`	`mp_hal_pin_input(pin_SW);`
`172`	`177`	`}`