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How can I know how many logical channels does my card support?

Posted: Fri Feb 23, 2018 11:15 pm
by Valks
How can I know how many logical channels does my card support? such as the JC30M48CR.

Re: How can I know how many logical channels does my card support?

Posted: Sat Feb 24, 2018 4:15 am
by Ellisun
Is your said "supplementary logical channel"? You can use 'MANAGE CHANNEL' command to open and close supplementary logical channels, and the Basic Logical Channel(channel number zero) can never be closed.
The details of 'MANAGE CHANNEL' command you can refer to Global Platform Specification.