psd4235g2v STMicroelectronics, psd4235g2v Datasheet - Page 86
psd4235g2v
Manufacturer Part Number
psd4235g2v
Description
Flash In-system Programmable Isp Peripherals For 16-bit Mcus 3.3 V Supply
Manufacturer
STMicroelectronics
Datasheet
1.PSD4235G2V.pdf
(124 pages)
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I/O ports
Figure 29. Port D structure
19.23
86/124
Port E - functionality and structure
Port E can be configured to perform one or more of the following functions (see
●
●
●
●
MCU I/O Mode
In-System Programming (ISP) - JTAG port can be enabled for programming/erase of
the PSD device. See
programming.
Open Drain - pins can be configured in Open Drain mode
Latched Address output - Provide latched address output.
WR
WR
DIR Register
READ MUX
DATA OUT
Register
D
D
P
D
B
Q
Q
Figure 33: Reset (RESET) timing
DATA OUT
DATA IN
CPLD-INPUT
OUTPUT
OUTPUT
SELECT
MUX
for more information on JTAG
PORT D PIN
PSD4235G2V
Figure
AI04937
30):