Motorola MSC8101 ADS User Manual download pdf (Page 30)

30 MSC8101ADS RevB User’s Manual MOTOROLA

Operating Instructions

FIGURE 4-5 Switch SW10 BOOT MODE - Description

4•2•10 Software Options Switch - SW11

SW11 is a 4-switch Dip-Switch with three poles in use. This switch is connected over SWOPT(0:2)

lines which are available at BCSR2 via bus driver U16, S/W options may be manually selected,

according to SW11 state. SW11 is factory set to all ON.

FIGURE 4-6 Switch SW11 S/W Option - Description

4•3 Jumpers

The MSC8101-ADS has the following jumpers:

4•3•1 JP1 - DLL Disable.

J1 set DLLDIS bit 27 in the HCW loaded from BCSR. When Jumper JP1 is open MSC8101 will be

configured without DLL. If JP3 will closed the DLL is ON. Setting of JP3 is depended on jumper

JP2 (see JP2 description). Default set is JP3-OPEN (DLL disable).

4•3•2 JP2 - Clock Buffer Set.

Jumper J2 allows to change mode of Zero-Delay Buffer JP2. When Jumper JP2 is open ZD buffer

operates in normal mode and require DLL disable setting (JP1 is open). For U44 buffer mode (in-

ternal PLL is disable) JP2 should be close. If JP2 is close MSC8101 will be configured without

SW10

DBG

BTM0

BTM1

RESERVED

Set to ‘0’

=> Set to ’1’

BOOT

SW11

SWOPT0

SWOPT1

SWOPT2

RESERVED

Set to ‘0’

=> Set to ’1’

Frees

cale Semiconductor,

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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Motorola MSC8101 ADS User Manual Page 30