TMS320DM6467 datasheet(67/355 Pages) TI

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TMS320DM6467

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SPRS403H – DECEMBER 2007 – REVISED JUNE 2012

3.7.23 Timers (Timer 0, Timer 1, and Timer 2)

Table 3-27. Timer 0, Timer 1, and Timer 2 Terminal Functions

SIGNAL

TYPE(1)

OTHER(2) (3)

DESCRIPTION

NAME

NO.

Timer 0

IPD

Timer0 lower input. This pin is the Timer0 input for 64-mode operation. For 32-bit

TINP0L

I/O/Z

DVDD33

timer operation, this pin is the input for the Timer0 lower 32-bit counter.

IPD

Timer0 upper input. For 32-bit timer operation, this pin is the input for the Timer0

TINP0U

AA6

I/O/Z

DVDD33

upper 32-bit counter. Not used for Timer0 64-mode operation.

IPD

Timer0 lower output. This pin is the Timer0 output for 64-mode operation. For 32-bit

TOUT0L

I/O/Z

DVDD33

timer operation, this pin is the output for the Timer0 lower 32-bit counter.

IPD

Timer0 upper output. For 32-bit timer operation, this pin is the output for the Timer0

TOUT0U

I/O/Z

DVDD33

upper 32-bit counter. Not used for Timer0 64-mode operation.

Timer 1

IPD

Timer1 lower input. This pin is the Timer1 input for 64-mode operation. For 32-bit

TINP1L

I/O/Z

DVDD33

timer operation, this pin is the input for the Timer1 lower 32-bit counter.

IPD

Timer1 lower output. This pin is the Timer1 output for 64-mode operation. For 32-bit

TOUT1L

AA5

I/O/Z

DVDD33

timer operation, this pin is the output for the Timer1 lower 32-bit counter.

IPD

Timer1 upper output. For 32-bit timer operation, this pin is the output for the Timer1

TOUT1U

AB4

I/O/Z

DVDD33

upper 32-bit counter. Not used for Timer1 64-mode operation.

WATCHDOG TIMER (Timer 2)

IPD

TOUT2

I/O/Z

Watchdog timer output.

DVDD33

(1)

I = Input, O = Output, Z = High impedance, S = Supply voltage, GND = Ground, A = Analog signal

(2)

IPD = Internal pulldown, IPU = Internal pullup. For more detailed information on pullup/pulldown resistors and situations where external

pullup/pulldown resistors are required, see Section 4.8.1, Pullup/Pulldown Resistors.

(3)

Specifies the operating I/O supply voltage for each signal

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