Keil MCB167-NET, User Manual

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MCB167-NET Board User’s Guide 13
Chapter 3. Hardware
The MCB167-NET is designed to be a very flexible evaluation board that you
can use for a wide variety of 167 and ST10-167/168 variants. It supports up to
two CAN interfaces that can be enabled using jumpers. We have also tried to
provide a board that can be expanded to support your own hardware prototypes.
This chapter describes logical sections of the MCB167-NET and also provides a
circuit description. The descriptions here will help you understand how the
MCB167-NET board works and how you can easily interface to the various I/O
devices available.
The following block diagram shows the various memory, I/O, configuration, and
power systems that compose the board.
I n p u t
8 - 1 2 V D C
O u t p u t
5 V + / - 5 %
500 m A P o w e r
S u p p l y
CPU
C167
ST10-167
ST10-168
Bus & Port
Signals
Flash ROM
Reset & Interrupt
Button
Configuration
RAM
Port2 LEDs
Ethernet
Controller
10Base-T
dual CAN
RS232
Memory System User I/O
Power Supply
Power is supplied to the MCB167-NET from an external 8-12 Volt DC power
supply which is capable of providing 400-500mA. Connection is made using a