From cb71d87c2831b842e72bb6152ac5d8144b9bbd03 Mon Sep 17 00:00:00 2001
From: Uri Shaked
Date: Wed, 7 Oct 2020 12:42:23 +0300
Subject: fix(gpio): Changing pinMode from `INPUT` to `INPUT_PULLUP` doesn't
 trigger listeners

close #62
---
 src/peripherals/gpio.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/peripherals/gpio.ts')

diff --git a/src/peripherals/gpio.ts b/src/peripherals/gpio.ts
index e0861d7..4130c82 100644
--- a/src/peripherals/gpio.ts
+++ b/src/peripherals/gpio.ts
@@ -204,7 +204,7 @@ export class AVRIOPort {
   }
 
   private writeGpio(value: u8, ddr: u8) {
-    const newValue = ((value & this.overrideMask) | this.overrideValue) & ddr;
+    const newValue = (((value & this.overrideMask) | this.overrideValue) & ddr) | (value & ~ddr);
     const prevValue = this.lastValue;
     if (newValue !== prevValue || ddr !== this.lastDdr) {
       this.lastValue = newValue;
-- 
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