PSD813F2, PSD833F2, PSD834F2, PSD853F2, PSD854F2
12/110
PC2
18
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.
V
STBY
– SRAM stand-by voltage input for SRAM battery backup.
This pin can be configured as a CMOS or Open Drain output.
PC3
17
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 output
2
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
14
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 output
2
for the JTAG Serial Interface.
Battery-on Indicator (V
BATON
). Goes High when power is being drawn from the external
battery.
This pin can be configured as a CMOS or Open Drain output.
PC5
13
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 input
2
for the JTAG Serial Interface.
This pin can be configured as a CMOS or Open Drain output.
PC6
12
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 output
2
for the JTAG Serial Interface.
This pin can be configured as a CMOS or Open Drain output.
Pin Name
Pin
Type
Description