7521/2/2A/3/4/7 Series Hardware User’s Manual, Ver. 1.5 Sep/2002, 7Mh-001-15 -----42
I/O expansion bus No No No
Support AsicKey Yes Yes Yes
Operation system MiniOS7 MiniOS7 MiniOS7
Programming
language
TC/MSC/BC TC/MSC/BC TC/MSC/BC
Program
download
COM1 COM1 COM1
