Fujitsu MB88121 SERIES, MB91460 SERIES manual 24 Reset UART Selection, Jumper, Setting, Description

Models: MB88121 SERIES MB91460 SERIES

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SK-91F467-FLEXRAY V1.1

Jumpers and Switches

JP57 Select which UART should do the system reset

JP29 The polarity of the DTR/RTS signal can be inverted by this jumper. Remove the jumper to disable the UART reset function

Jumper

Setting

Description

 

1-2

Reset will be done via UART2

JP57

3-4

Reset will be done via UART4

 

5-6

Reset will be done via UART5

JP29

1-2

No polarity inversion for the DTR/RTS signal

2-3

Polarity inversion for the DTR/RTS signal

 

Table 3-24: Reset UART Selection

By default the UART reset is disabled.

Note:

During normal operation, the reset LED should be off!

If the reset LED is steadily on, check the power supply voltages and the settings for the reset generation by UART.

© Fujitsu Microelectronics Europe GmbH

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FMEMCU-UG-910017-11

Page 37
Image 37
Fujitsu MB88121 SERIES, MB91460 SERIES manual 24 Reset UART Selection, Jumper, Setting, Description