Rainbow Electronics ATmega3290P_V User Manual

Page 298

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298

ATmega329/3290/649/6490

2552H–AVR–11/06

8.

Power-off sequence (if needed):
Set RESET to “1”.
Turn V

CC

power off.

Figure 130. Serial Programming Waveforms

Table 136. Minimum Wait Delay Before Writing the Next Flash or EEPROM Location

Symbol

Minimum Wait Delay

t

WD_FUSE

4.5 ms

t

WD_FLASH

4.5 ms

t

WD_EEPROM

9.0 ms

t

WD_ERASE

9.0 ms

MSB

MSB

LSB

LSB

SERIAL CLOCK INPUT

(SCK)

SERIAL DATA INPUT

(MOSI)

(MISO)

SAMPLE

SERIAL DATA OUTPUT

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