PSD813F2 datasheet(12/110 Pages) STMICROELECTRONICS

12 / 110 page

PSD813F2, PSD833F2, PSD834F2, PSD853F2, PSD854F2

12/110

PC2

I/O

PC2 pin of Port C. This port pin can be configured to have the following functions:

MCU I/O – write to or read from a standard output or input port.

CPLD macrocell (McellBC2) output.

Input to the PLDs.

VSTBY – SRAM stand-by voltage input for SRAM battery backup.

This pin can be configured as a CMOS or Open Drain output.

PC3

I/O

PC3 pin of Port C. This port pin can be configured to have the following functions:

MCU I/O – write to or read from a standard output or input port.

CPLD macrocell (McellBC3) output.

Input to the PLDs.

TSTAT output2 for the JTAG Serial Interface.

Ready/Busy output for parallel In-System Programming (ISP).

This pin can be configured as a CMOS or Open Drain output.

PC4

I/O

PC4 pin of Port C. This port pin can be configured to have the following functions:

MCU I/O – write to or read from a standard output or input port.

CPLD macrocell (McellBC4) output.

Input to the PLDs.

TERR output2 for the JTAG Serial Interface.

Battery-on Indicator (VBATON). Goes High when power is being drawn from the external

battery.

This pin can be configured as a CMOS or Open Drain output.

PC5

I/O

PC5 pin of Port C. This port pin can be configured to have the following functions:

MCU I/O – write to or read from a standard output or input port.

CPLD macrocell (McellBC5) output.

Input to the PLDs.

TDI input2 for the JTAG Serial Interface.

This pin can be configured as a CMOS or Open Drain output.

PC6

I/O

PC6 pin of Port C. This port pin can be configured to have the following functions:

MCU I/O – write to or read from a standard output or input port.

CPLD macrocell (McellBC6) output.

Input to the PLDs.

TDO output2 for the JTAG Serial Interface.

This pin can be configured as a CMOS or Open Drain output.

Pin Name

Type

Description

PSD813F2 数据表(PDF) 12 Page - STMicroelectronics

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PSD813F2 数据表(PDF) 12 Page - STMicroelectronics

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