000000001000: Hand-assembled halves program
 c1f8fa0033f60000  1000: Main OR p,pbase,0; SETL carry,0
 f000000420f5f5f6  1008: JMP 1F;Loop ADD acc,acc,carry
 77f6f705a1f5f800  1010: ZSOD carry,starp,5; STB acc,p,0
 81f7f80137f80001  1018: 1H LDB starp,p,1; INCL p,1
 80f5f9f75bf7fffa  1020: LDB acc,half,starp; PBNZ starp,Loop
 a1f5f800f1fffff5  1028: STB acc,p,0; JMP Main
100000000000: must preload this address into g249 (f9)
 3500000000000000  HALF: BYTE '5'
100000000030:
 3030313132323333        BYTE "00112233"
 3434310000000000        BYTE "441",0
200000000000: bottom of stack
 0000000000000000  20...000: rL
 0000000000001000  20...008: f4
 0000000000000000  20...010: f5
 0000000000000000  20...018: f6
 0000000000000000  20...020: f7
 0000000000000000  20...028: f8
 0000100000000000  20...030: f9
 0000100000000039  20...038: fa
 0000000000000000  20...040: fb
 0000000000000000  20...048: fc
 0000000000000000  20...050: fd
 0000000000000000  20...058: fe
 0000000000000000  20...060: ff
 0000000000000000  20...068: rB
 0000000000000000  20...070: rD
 0000000000000000  20...078: rE
 0000000000000000  20...080: rH
 0000000000000000  20...088: rJ
 0000000000000000  20...090: rM
 0000000000000000  20...098: rP
 0000000000000000  20...0a0: rR
 0000000000000000  20...0a8: rW
 0000000000000000  20...0b0: rX
 0000000000000000  20...0b8: rY
 0000000000000000  20...0c0: rZ
 f400000000000000  20...0c8: rG and rA