PSD813F2 Datasheet, PDF (52/110 Pages) STMicroelectronics – Flash In-System Programmable ISP Peripherals For 8-bit MCUs

PSD813F2, PSD833F2, PSD834F2, PSD853F2, PSD854F2
Figure 26. General I/O Port Architecture
DATA OUT
REG.
DQ
WR
ADDRESS
ALE
DQ
G
MACROCELL OUTPUTS
EXT CS
READ MUX
P
D
DATA IN
B
CONTROL REG.
DQ
WR
DIR REG.
DQ
WR
ENABLE PRODUCT TERM (.OE)
CPLD- INPUT
DATA OUT
ADDRESS
OUTPUT
MUX
OUTPUT
SELECT
ENABLE OUT
INPUT
MACROCELL
PORT PIN
AI02885
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