Zilog Z8F1621 Uživatelský manuál stáhnout pdf (Strana 12)

Z8 Encore! XP

F64XX Series Development Kit

User Manual

F64XX Series Development Board UM015110-0508

IrDA Transceiver with Endec

The Z8 Encore! XP

Z8F642 contains a fully-functional, high-perfor-

mance UART with Infrared Encoder/Decoder (Endec). The Infrared

Endec is integrated with an on-chip UART to allow easy communication

between the Z8 Encore! XP Z8F642 and IrDA transceivers. Infrared com-

munication provides secure, reliable, low-cost, point-to-point communi-

cation between PCs, PDAs, cell phones, printers and other infrared

enabled devices.

Power and Communication Interfaces

Table 1 provides jumper information concerning the shunt status,

functions and devices affected by selected jumpers.

Table 1. Jumpers JP3 and JP4

Jumper Status

Device

Affected Status Default

JP3 OUT* IrDA

interface

Enable

JP3 IN IrDA

interface

Disable X

JP4** OUT* RS-232 Enable X

JP4 IN RS-232 Disable

* These jumpers must not be OUT at the same time.

** If the module is plugged onto an eZ80

Development 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.

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