Getting Started
Chapter 5 Jumpers and Switches
MCU-AN-391005-E-V17 - 18 - © Fujitsu Microelectronics Europe GmbH
5.1.4 Clock Control
The source of the main and the sub clock is selectable between the adapter board and the
evaluation board. MCLKI and MCLKO of the external bus interface can be connected to the
evaluation board or can be shorten on the adapter board.
Jumper Setting Description
EML – X0 Main clock provided from adapter board
S22
X0 - USER Main clock provided from evaluation board
EML – X1 Main clock provided from adapter board
S23
X1 - USER Main clock provided from evaluation board
EML – X0A Sub clock provided from adapter board
S24
X0A - USER Sub clock provided from evaluation board
EML – X1A Sub clock provided from adapter board
S25
X1A - USER Sub clock provided from evaluation board
EVA – MCLKI
EVA – MCLKO
MCLKI and MCLKO are not connected to
evaluation board. MCLKI and MCLKO are shorten
S30 / S31
MCLKI / MCLKO
MCLKI – USER
MCLKO – USER
MCLKI and MCLKO are connected to evaluation
board. MCLKI and MCLKO are not shorten
Default: S22 = EML-X0 S23 = EML-X1 S24 = EML-X0A
S25 = EML-X1A
S30 = MCLKI-USER S31 = MCLKO-USER
By default the clocks are provided from the adapter board.
By default MCLKI and MCLKO are connected to the evaluation board.
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