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DSM2180F3 датащи(PDF) 35 Page - STMicroelectronics

номер детали DSM2180F3
подробное описание детали  DSM (Digital Signal Processor System Memory) for analog devices ADSP-218X family (5 V supply)
PDF  63 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
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DSM2180F3 датащи(HTML) 35 Page - STMicroelectronics

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DSM2180F3
Table 16. Drive Register Pin Assignment
Note: 1. NA = Not Applicable.
Figure 20. Port B Structure
Port B – Functionality and Structure
Port B can be configured to perform one or more
of the following functions:
■ MCU I/O Mode
■ CPLD Output – Macrocells McellAB7-McellAB0
can be connected to Port B. McellBC7-
McellBC0 can be connected to Port B or Port C.
■ CPLD Input – Via the Input Macrocells (IMC).
■ Open Drain/Slew Rate – pins PB3-PB0 can be
configured to fast slew rate, pins PB7-PB4 can
be configured to Open Drain Mode.
Drive
Register
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Port B
Open
Drain
Open
Drain
Open
Drain
Open
Drain
Slew
Rate
Slew
Rate
Slew
Rate
Slew
Rate
Port C
Open
Drain
Open
Drain
Open
Drain
Open
Drain
Open
Drain
Open
Drain
Open
Drain
Open
Drain
Port D
NA1
NA1
NA1
NA1
NA1
Slew
Rate
Slew
Rate
Slew
Rate
DATA OUT
REG.
DQ
DQ
WR
WR
MACROCELL OUTPUTS
ENABLE PRODUCT TERM (.OE)
READ MUX
P
D
B
CPLD - INPUT
DIR REG.
Input
Macrocell
ENABLE OUT
DATA IN
OUTPUT
SELECT
OUTPUT
MUX
PORT B
PIN
DATA OUT
AI04906B



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