:: Instruction Test 2B echof "** PDP-8: Instruction Test 2B: " load diags/maindec-08-d02b-pb :: Patch address 2147 with HLT. Otherwise the test loops :: indefinitely, printing a "2B" every few seconds. dep 2147 7402 # Set switches: # 0 Stop on error # 2 Print errors # 3 Test both TAD and Rotates dep sr 05400 go -q 0200 if (PC != 02150) echof "MAINDEC-08-D02B failed."; exit 1 echof "** PDP-8: Instruction Test 2B passed"