Stage 1 serial boot loader:
Press Ctrl-C at LOAD SYSTEM prompt
*DFF00
FF00: 3E 80 D3 51 D3 51 3E 40 D3 51 3E 7F
FF0C: D3 58 3E 4E D3 51 3E 37 D3 51 06 CB
FF18: 0E 50 21 29 FF DB 50 DB 51 E6 02 28
FF24: FA ED A2 20 F6
(press return)
*JFF00
CB at FF17 = number of bytes to read (secondary loader size)
FF at FF22 = high byte of origin
ian 2017
updated frank 2022