TWR-SER2 User’s Manual
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Overview
The Serial2 Tower Board (TWR-SER2) is a peripheral Tower System Module designed to be used with a
compatible MCU/MPU Tower Card. The TWR-SER2 provides additional interfaces that are common to
feature rich MPU’s.
The TWR-SER2 features the following:
Industrial-grade Dual Ethernet PHY Transceiver w/ dual RJ-45 Ethernet Jacks, with integrated
magnetics and LED’s
Industrial-grade High Speed Dual Role USB PHY (utilizes MPU’s ULPI interface)
Full Speed / Low Speed Host only USB (utilizes USB Host controller interface)
Four Serial Ports
o
Serial-to-USB (MC9S08JS16) w/ USB mini-B connector
o
RS-232 / RS-485 Transceivers on shared DB9 connector
o
2x RS-232 Transceivers with option for full flow control on 2x5 Headers
A block diagram for the TWR-SER2 is shown in the figure below.
