Owner's manual

P/I-P55SP4 User’s Manual
SRAM Type Selector JPG, JP7, JP8 & JP9
These are set at the factory according to the type of SRAM used. 3.3-Volt is 3.3V
in and out. Mixed Mode is 5V in and 3.3V out.
JP6
JP7
JP8 JP9
3.3-Volt Open
Open
Short
Short
Mixed Mode
Short
Short
Open
Open
C- C— c_ c_
"O “U -O "O
C£> OO Oi
o
o
o
o
"O "O “O "O
CO GO O)
o
o
o
o
3.3-Volt SRAM
Mixed Mode
SRAM
4-2