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9 PCB History
9.1 SK-91F467-208PFV V1.0
Part
Problem
U20
Wrong UB/LB connection (WRX2 and WRX3 has to be connected)
X14
Connect 1.8V supply not directly to X14 (add jumper)
U6
Additionally pull-up resistors for MCU and ASSP reset line
Reset button connection (SW1), add further option to activate reset
U6
directly when pressing SW1. Actually, SW1 must be pressed 2s to
activate reset. (add solder jumper to select one option)
U9
Add C=220uF/16F between Vcc5V and GND
U11
Add C=220uF/16F between Vcc3V3 and GND
U14
Add C=100uF/16F between Vcc2V5 and GND
U17
Add C=100uF/16F between Vcc1V8 and GND
Table 9-1: History PCB V1.0
© Fujitsu Microelectronics Europe GmbH
SK-91F467D-208PFV V1.1
PCB History
- 57 -
Fixed
V1.1
V1.1
V1.1
V1.1
V1.1
V1.1
V1.1
V1.1
FMEMCU-UG-910014-10
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