DIL/NetPC DNP/1486
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DIL/NetPC DNP/1486-3V: 5 V Tolerance
It is to be considered, however, that the DIL/NetPC DNP/1486-3V is a 3.3 volt-
based system. The output levels are derived from the 3.3 volt supply voltage. Not all
inputs of the DIL/NetPC DNP/1486-3V can be driven by external 5 volt components.
For more details, see the following table.
5 V Tolerance of the DIL/NetPC DNP/1486-3V Inputs |
Pin |
Name |
Function |
5 V Tolerant if Input |
1..8 |
PA0..7 |
Parallel I/O, Port A, Bit 0..7 |
Yes |
9..16 |
PB0..7 |
Parallel I/O, Port B, Bit 0..7 |
No |
17..20 |
PC0..3 |
Parallel I/O, Port C, Bit 0..3 |
No |
21..28 |
see Pinout |
Serial Port |
No |
29 |
RESIN |
Reset Input |
No |
30, 31 |
TX+, TX- |
LAN |
--- |
32 |
GND |
Power Supply, Ground |
--- |
33, 34 |
RX+, RX- |
LAN |
No |
35 |
RESOUT |
Reset Output |
--- |
36 |
VBAT |
Real Time Clock Battery Input |
--- |
37 |
CLKOUT |
Clock Output |
--- |
38, 39 |
IRTXD, IRRXD |
IrDA Infrared Serial Port |
No |
40..44 |
INT1..5 |
Programmable Interrupt Input 1..5 |
Yes |
45..48 |
CS4..1 |
Programmable Chip Select Output 4..1 |
--- |
49 |
IOCHRDY |
I/O Channel Ready |
Yes |
50, 51 |
IOR, IOW |
I/O Read, I/O Write Outputs |
--- |
52..55 |
SA3..0 |
I/O Expansion Bus, Address Bit 3..0 |
--- |
56..63 |
SD7..0 |
I/O Expansion Bus, Data Bit 7..0 |
Yes |
64 |
Vcc |
Power Supply, +3.3 Volt Power Input |
--- |
SSV EMBEDDED SYSTEMS. Board Level Products. File: dnp0023.htm, Last Update: 07.Jun.2012
Copyight (c) 1996 - 2012 SSV and KDW. All rights reserved.
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