From f1e95891617b705c5bbe04fb20d64b9dab9346b1 Mon Sep 17 00:00:00 2001
From: Paul Oliver <contact@pauloliver.dev>
Date: Wed, 17 Dec 2025 02:26:07 +0000
Subject: Adds battery monitoring service via INA226/I2C (WIP)

---
 hsm-core/Hsm/Core/Show.hs | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 hsm-core/Hsm/Core/Show.hs

(limited to 'hsm-core/Hsm')

diff --git a/hsm-core/Hsm/Core/Show.hs b/hsm-core/Hsm/Core/Show.hs
new file mode 100644
index 0000000..601ea03
--- /dev/null
+++ b/hsm-core/Hsm/Core/Show.hs
@@ -0,0 +1,9 @@
+-- Defines some convenience printing functions
+module Hsm.Core.Show
+  ( showHex
+  ) where
+
+import Numeric qualified as N (showHex)
+
+showHex :: Integral a => a -> String
+showHex v = "0x" <> N.showHex v ""
-- 
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