UPSD3234AV-24U1T STMicroelectronics, UPSD3234AV-24U1T Datasheet - Page 127
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UPSD3234AV-24U1T
Manufacturer Part Number
UPSD3234AV-24U1T
Description
Flash Programmable System Devices with 8032 Microcontroller Core and 64Kbit SRAM
Manufacturer
STMicroelectronics
Datasheet
1.UPSD3234AV-24U1T.pdf
(170 pages)
- Current page: 127 of 170
- Download datasheet (3Mb)
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External Chip Select
The CPLD also provides two External Chip Select
(ECS1-ECS2) outputs on Port D pins that can be
used to select external devices. Each External
Chip Select (ECS1-ECS2) consists of one product
Figure 68. Port D External Chip Select Signals
PT1
PT2
POLARITY
POLARITY
BIT
BIT
uPSD3234A, uPSD3234BV, uPSD3233B, uPSD3233BV
ENABLE (.OE)
ENABLE (.OE)
term that can be configured active High or Low.
The output enable of the pin is controlled by either
the output enable product term or the Direction
Register. (See Figure 68.)
ECS1
ECS2
DIRECTION
DIRECTION
REGISTER
REGISTER
PD1 PIN
PD2 PIN
AI06607
127/170
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