From ad16db1e84ee22ce794e9dd4ee60dfaabca248e2 Mon Sep 17 00:00:00 2001
From: Uri Shaked
Date: Wed, 29 Apr 2020 23:07:27 +0300
Subject: fix(timer): Reading TCNT in 2-cycle instructions

close #40
---
 src/peripherals/timer.ts | 1 +
 1 file changed, 1 insertion(+)

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

diff --git a/src/peripherals/timer.ts b/src/peripherals/timer.ts
index 04c09aa..7cae2ac 100644
--- a/src/peripherals/timer.ts
+++ b/src/peripherals/timer.ts
@@ -197,6 +197,7 @@ export class AVRTimer {
   constructor(private cpu: CPU, private config: AVRTimerConfig) {
     this.updateWGMConfig();
     this.cpu.readHooks[config.TCNT] = (addr: u8) => {
+      this.tick();
       if (this.config.bits === 16) {
         this.cpu.data[addr + 1] = this.tcnt >> 8;
       }
-- 
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