MOD5272-100IR NetBurner Inc, MOD5272-100IR Datasheet - Page 406
![PROCESSOR MODULE FLASH MOD5272](/photos/6/75/67555/mod5272-100ir_sml.jpg)
MOD5272-100IR
Manufacturer Part Number
MOD5272-100IR
Description
PROCESSOR MODULE FLASH MOD5272
Manufacturer
NetBurner Inc
Type
Controllers & Processorsr
Datasheets
1.MOD5272-100IR.pdf
(2 pages)
2.MOD5272-100IR.pdf
(3 pages)
3.MOD5272-100IR.pdf
(550 pages)
Specifications of MOD5272-100IR
Module/board Type
Processor Module
Ethernet Connection Type
10/100 Ethernet Port RJ-45
Operating Voltage
3.3 V
Product
Modules
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
MOD5272
For Use With
528-1001 - KIT DEVELOP NETWORK FOR MOD5272
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
528-1008
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- Download datasheet (6Mb)
Data Direction Registers
the appropriate control register. If a GPIO line changes from an input to an output, the initial
data on that pin is the last data written to the latch by the corresponding data register.
At system reset, these register bits are all cleared, configuring all port I/O lines as general
purpose inputs. Bootstrap software must write an appropriate value into the data direction
register to configure GPIO port signals as outputs. When these registers are first written, any
internal pullups on the corresponding I/O pins are disabled.
A detailed description is provided only for data direction register A (PADDR). The control
bits in all three registers operate in the same manner.
17.3.1 Port A Data Direction Register (PADDR)
The PADDR determines the signal direction of each parallel port pin programmed as a
GPIO port in the PACNT.
17.3.2 Port B Data Direction Register (PBDDR)
The PBDDR determines the signal direction of each parallel port pin programmed as a
GPIO port in the PBCNT.
17-10
Reset
Reset
Field
Field
Addr
Addr
R/W
R/W
15–0
Bits
15
15
PADDR
Name
Figure 17-4. Port A Data Direction Register (PADDR)
Figure 17-5. Port B Data Direction Register (PBDDR)
Data direction bits. Each data direction bit selects the direction of the signal as follows:
0 Signal is defined as an input.
1 Signal is defined as an output.
Table 17-9. PADDR Field Descriptions
MCF5272 User’s Manual
0000_0000_0000_0000
0000_0000_0000_0000
MBAR + 0x008C
MBAR + 0x0084
Read/Write
Read/Write
PBDDR
PADDR
Description
MOTOROLA
0
0
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