Fujitsu MB88121 SERIES Switch User Manual


 
SK-91F467-FLEXRAY V1.1
Jumpers and Switches
© Fujitsu Microelectronics Europe GmbH - 21 - FMEMCU-UG-910017-11
ON
OFF
Dip-Switch S1
(default setting)
1 2 3 4
MDS0 MDS1 MDS2 nc
3.3 FlexRay CC SPI Settings (S1)
The DIP-switch S1 is used to set the FlexRay CC SPI settings, if the FlexRay CC is selected
to communicate with the MCU over SPI. For more detailed information please check the
Hardware-Manual of the FlexRay CC.
DIP switch Setting Logical value
ON (closed) 0 (low)
S1/1 (MDS0)
OFF (open) 1 (high)
ON (closed) 0 (low)
S1/2 (MDS1)
OFF (open) 1 (high)
ON (closed) 0 (low)
S1/3 (MDS2)
OFF (open) 1 (high)
ON (closed) Not connected
S1/4 (Not used)
OFF (open) Not connected
Default: grey
Table 3-3: FlexRay CC SPI Settings
The SPI function is not jet supported by MB88121!
Figure 3-3: FlexRay CC SPI-Mode Switch
Note:
T
he DIP-switch (S1) is connected to the FlexRay CC in case the
jumpers setting are set to SPI communication mode. Please refer
to chapter 3.5 MCU-FlexRay CC Connection.