| SMA200 Manual V1.0 |
5.4.6.LPC BUS
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|
|
| On Module | Ext. Ter- | Max. |
| Matched |
Signal | BUS | Type | Description | Termination | mination | Length | Ohm | Length |
|
|
|
|
| Needed | in mm |
| in mm |
LPC_FRAME#
LPC_AD[3..0]
LPC_SERIRQ
LPC_CLKOUT[0..1]
CMOS | 3.3V | Connect to the LPC device |
| Out |
|
CMOS | 3.3V | Connect to the LPC device |
| I/O |
|
CMOS | 3.3V | Connect to the LPC device |
| I/O |
|
CMOS | 3.3V | Connect to the Firmware |
| Out | hub or the SuperIO |
-
-
PU 10k to 3.3V
Series 33 Ohm
-
-
-
-
100
100
100
100
55
55
55
55
-
-
-
-
If the signals are not used:
Leave the pins open.
Remarks:
Use 33 Ohm series termination in each
The LPC_CLKOUTx may drive only 2 loads.
EMV/EMI filters:
Are not needed.
30