UPSD3212A Datasheet, PDF (42/163 Pages) STMicroelectronics – Flash Programmable System Devices with 8032 MCU with USB and Programmable Logic

uPSD3212A, uPSD3212C, uPSD3212CV
PORT Type and Description
Figure 17. PORT Type and Description (Part 1)
In /
Symbol
Out
RESET
I
Circuit
NFC
WR, RD,ALE, O
PSEN
XTAL1,
I
XTAL2
Description
• Schmitt input with internal pull-up
CMOS compatible interface
NFC : 400ns
Output only
On-chip oscillator
On-chip feedback resistor
Stop in the power down mode
External clock input available
CMOS compatible interface
O
PORT0
I/O
xon
Bidirectional I/O port
Schmitt input
Address Output ( Push-Pull )
CMOS compatible interface
AI07438
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