Z8 Encore!
TM
8K/4K MCU
Evaluation Kit User Manual
Z8 Encore! 8K/4K Evaluation Board
Preliminary
UM015003-0603
9
munication between the Z8 Encore! 8K/4K and IrDA transceivers. Infra-
red communication provides secure, reliable, low-cost, point-to-point
communication between PCs, PDAs, cell phones, printers and other infra-
red enabled devices.
Crystal Oscillator
The evaluation board ships with an 18.432MHz Crystal Oscillator (Y1).
If you want to change the change the Crystal Oscillator you are required
to change the Clock Frequency in for ZDSII. The frequency settings can
be found at
Project > Settings > Debugger > ZDB: Configure ZDB Driver: Clock
Frequency
. See the Z8Encore! Product Speciification for supported fre-
quencies.
Power and Communication Interfaces
Table 1 provides jumper information concerning the shunt status, func-
tions, devices and defaults affected of jumpers JP3 and JP4.
Table 1. Jumpers JP3 and JP4
Jumper
Status
Device
Affected
Status
Default
JP3**
OUT*
RS-232
interface
Enabled
X
JP3
IN
RS-232
interface
Disabled
JP4
OUT*
IrDA interface Enabled
JP4
IN
IrDA interface Disabled
X
Note: * These jumpers must not be OUT at the same time
Note: ** If the module is plugged onto an eZ80 Evaluation platform or eZ80
demonstration board the local RS-232 can be disabled by connecting header JP2
pin 50 to the corresponding GND on the mating connector
