DSM2180F3 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
DSM2180F3
STMicroelectronics
'DSM2180F3' PDF : 63 Pages View PDF
DSM2180F3
Table 16. Drive Register Pin Assignment
Drive
Register
Bit 7
Bit 6
Bit 5
Port B
Open
Drain
Open
Drain
Open
Drain
Port C
Open
Drain
Open
Drain
Open
Drain
Port D
NA1
NA1
NA1
Note: 1. NA = Not Applicable.
Bit 4
Open
Drain
Open
Drain
NA1
Figure 20. Port B Structure
Bit 3
Slew
Rate
Open
Drain
NA1
Bit 2
Slew
Rate
Open
Drain
Slew
Rate
Bit 1
Slew
Rate
Open
Drain
Slew
Rate
Bit 0
Slew
Rate
Open
Drain
Slew
Rate
DATA OUT
REG.
DATA OUT
DQ
WR
uct(s) MACROCELL OUTPUTS
rod READ MUX
P P
te D
bsole B
OUTPUT
MUX
DATA IN
OUTPUT
SELECT
ENABLE OUT
PORT B
PIN
) - O DIR REG.
t(s D Q
WR
roduc ENABLE PRODUCT TERM (.OE)
Input
Macrocell
P CPLD - INPUT
solete Port B – Functionality and Structure
bPort B can be configured to perform one or more
Oof the following functions:
AI04906B
■ 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
■ MCU I/O Mode
be configured to Open Drain Mode.
■ CPLD Output – Macrocells McellAB7-McellAB0
can be connected to Port B. McellBC7-
McellBC0 can be connected to Port B or Port C.
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