psd4235g2 STMicroelectronics, psd4235g2 Datasheet - Page 92
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psd4235g2
Manufacturer Part Number
psd4235g2
Description
Flash In-system Programmable Isp Peripherals For 16-bit Mcus 5v Supply
Manufacturer
STMicroelectronics
Datasheet
1.PSD4235G2.pdf
(129 pages)
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I/O ports
20.24
20.25
92/129
Port F - functionality and structure
Port F can be configured to perform one or more of the following functions:
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Port G - functionality and structure
Port G can be configured to perform one or more of the following functions:
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MCU I/O Mode
CPLD output - External Chip Select (ECS7-ECS0) can be connected to Port F or Port
C.
CPLD input - direct input to the CPLD, no input macrocells (IMC)
Latched Address output - Provide latched address output as per
Slew Rate - pins can be configured for fast Slew Rate
Data Port - connected to D7-D0 when Port F is configured as Data Port for a non-
multiplexed bus
Peripheral Mode
MCU Reset Mode - for 16-bit Motorola 683xx and HC16 MCUs
MCU I/O Mode
Latched Address output - Provide latched address output as per
Open Drain - pins can be configured in Open Drain Mode
Data Port - connected to D15-D8 when Port G is configured as Data Port for a non-
multiplexed bus
MCU Reset Mode - for 16-bit Motorola 683xx and hc16 mcus
Table
Table
41.
41.
PSD4235G2