Texas-instruments Digital Signal Processor SM320F2812-HT Uživatelský manuál stáhnout pdf (Strana 102)

SM320F2812-HT

SGUS062B–JUNE 2009 – REVISED JUNE 2011

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Table 6-12. HALT Mode Switching Characteristics

(1)

PARAMETER MIN TYP MAX UNIT

Delay time, IDLE instruction executed to XCLKOUT

d(IDLE-XCOH)

32 × t

c(SCO)

45 × t

c(SCO)

Cycles

high

w(WAKE-XNMI)

Pulse duration, XNMI wakeup signal 2 × t

c(CI)

Cycles

w(WAKE-XRS)

Pulse duration, XRS wakeup signal 8 × t

c(CI)

Cycles

PLL lock-up time 131 072 × t

c(CI)

Cycles

Delay time, PLL lock to program execution resume

–Wake-up from flash

d(wake)

1125 × t

c(SCO

) Cycles

–Flash module in sleep state

–Wake-up from SARAM 35 × t

c(SCO)

Cycles

(1) Not production tested.

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Texas-instruments Digital Signal Processor SM320F2812-HT Uživatelský manuál Strana 102