From 1b194ac4578dea8e71b0d61d1cb4d875f435ba71 Mon Sep 17 00:00:00 2001
From: Apexo
Date: Sat, 28 Mar 2026 23:40:53 +0100
Subject: D3AA simulator

---
 src/peripherals/avrdx-wdt.ts | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 src/peripherals/avrdx-wdt.ts

(limited to 'src/peripherals/avrdx-wdt.ts')

diff --git a/src/peripherals/avrdx-wdt.ts b/src/peripherals/avrdx-wdt.ts
new file mode 100644
index 0000000..08cd308
--- /dev/null
+++ b/src/peripherals/avrdx-wdt.ts
@@ -0,0 +1,22 @@
+// AVR-Dx SLPCTRL - Sleep Controller
+// Handles the SLEEP instruction by fast-forwarding to the next clock event.
+
+import { type CPU } from 'avr8js/cpu/cpu';
+
+// const CTRLA = 0;
+// const STATUS = 1;
+
+export class AVRDxWDT {
+  constructor(cpu: CPU, base: number) {
+    // firmware writes 0 to disable WDT. We need a write hook so it doesn't crash.
+    // cpu.writeHooks[base + CTRLA] = (value) => {
+    //   this.cpu.data[base + CTRLA] = value;
+    //   return true;
+    // };
+
+    // cpu.writeHooks[base + STATUS] = (value) => {
+    //   this.cpu.data[base + STATUS] = value;
+    //   return true;
+    // };
+  }
+}
-- 
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