The ZOOM modem plugs directly onto the EVK providing convenient access to all of the ZOOM interfaces via the EVK’s D-Sub, USB and terminal block connectors. This includes the TTL, RS232 and USB interfaces, allowing you to control the modem from a connected PC or embedded micro controller. The EVK provides the following connections on the ZOOM modem:
• TTL or RS232 serial port
• 6 x GPO (general purpose outputs)
• 4 x GPI (general purpose inputs)
• USB serial port
• Power control
• ADC (analogue to digital converter)
• RTC (real time clock)