diff --git a/drivers/0x0a_ir_cbm/Inc/rp2350.h b/drivers/0x0a_ir_cbm/Inc/rp2350.h
index 2d69851..c333a52 100644
--- a/drivers/0x0a_ir_cbm/Inc/rp2350.h
+++ b/drivers/0x0a_ir_cbm/Inc/rp2350.h
@@ -169,6 +169,7 @@ typedef struct
 #define PADS_BANK0_IE_SHIFT          6U
 #define PADS_BANK0_ISO_SHIFT         8U
 #define PADS_BANK0_PUE_SHIFT         3U
+#define PADS_BANK0_PDE_SHIFT         2U
 
 /**
   * @brief SIO GPIO register offsets (word indices from SIO_BASE)
diff --git a/drivers/0x0a_ir_cbm/Src/rp2350_ir.c b/drivers/0x0a_ir_cbm/Src/rp2350_ir.c
index 24f33ea..7c07b0f 100644
--- a/drivers/0x0a_ir_cbm/Src/rp2350_ir.c
+++ b/drivers/0x0a_ir_cbm/Src/rp2350_ir.c
@@ -189,6 +189,7 @@ static void _configure_pad(void)
   value &= ~(1U << PADS_BANK0_OD_SHIFT);
   value |= (1U << PADS_BANK0_IE_SHIFT);
   value |= (1U << PADS_BANK0_PUE_SHIFT);
+  value &= ~(1U << PADS_BANK0_PDE_SHIFT);
   value &= ~(1U << PADS_BANK0_ISO_SHIFT);
   PADS_BANK0->GPIO[IR_PIN] = value;
 }
@@ -237,5 +238,8 @@ int ir_getkey(void)
     return -1;
   if (!_read_32_bits(data))
     return -1;
-  return _validate_nec_frame(data);
+  int result = _validate_nec_frame(data);
+  if (result < 0)
+    return -1;
+  return result;
 }