ISO
-P32C32/P32S32W/P64/C64 User Manual (Ver.1.9, Oct. 2011, IMH-000-19)
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2.2 ISO-P32S32W Board Layout
The board layout of ISO-P32S32W is given as follow:
Figure 2-4. Board layout of ISO-P32S32W
CON1: 40-PIN connector for D/I/O channel 16~31
CON2: 37-PIN D-sub connector for D/I/O channel 0~15
JP1: Interrupt levels selection (ISO-P32S32W provides IRQ9,10,11,12,14
and 15)
SW1: I/O Address selection
DI/O
Channel
DI/DO Channel
Power
Ground
Isolation Bank 1
DI_0~15 (CON1,Pin1)
DO_0~3 (High drive for 500 mA
sink current, NPN )
(CON1,Pin18 & Pin19)
Isolation Bank 2
DO_4~15(Low drive for 100 mA
sink current, NPN )
(CON1,Pi
n37)
(CON1,Pin1 & Pin20)
Isolation Bank 3
DI_16 ~ DI_31
(CON2,Pin1)
DO_16~19(High drive for 500 mA
sink current, NPN )
(CON2,Pin18 & Pin19)
Isolation Bank 4
DO_20~31(Low drive for 100 mA
sink current, NPN )
(CON2,Pi
n37)
(CON2,Pin1 & Pin20)
Attention: To prevent the board damaged forever by overload, the GND pins
(CON1: pin 1/ 18/ 19/ 20, CON2: pin 1/ 18/ 19/ 20) all must be connected with
GND of External Power.
