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-rw-r--r--ruby/micronucleus.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/ruby/micronucleus.rb b/ruby/micronucleus.rb
index 7dfafbd..95ddb2f 100644
--- a/ruby/micronucleus.rb
+++ b/ruby/micronucleus.rb
@@ -157,7 +157,7 @@ class HexProgram
checksum_calculated = (((checksum_calculated % 256) ^ 0xFF) + 1) % 256
- raise "Hex file checksum mismatch @ #{line}" unless checksum == checksum_calculated
+ raise "Hex file checksum mismatch @ #{line} should be #{checksum_calculated.to_s(16)}" unless checksum == checksum_calculated
if record_type == 0 # data record
data_bytes = data.chars.each_slice(2).map { |slice| slice.join('').to_i(16) }