11. On his arm, he notices a binary code and severs it for further inspection. 12. He interprets the pattern as a set of geographic coordinates formed into binary code . 13. The first programmable radio binary codes entered via two pushbuttons on the front panel. 14. Digital technology uses binary codes of 0s and 1s to relay messages between machines. 15. Within the bands, " Des Plaines Library " is spelled out in binary code . 16. CWIC also provided binary code generation into named code sections. 17. These were not merely binary coded decimal ( BCD ). 18. A first of its kind, it computed in binary code fractional ratios of blood proteins. 19. When current flow through the MOSFET channel binary code is generated, reproducing the stored data. 20. The 6502 is capable of performing addition and subtraction in binary or binary coded decimal.