ATMEGA48V_11 ATMEL [ATMEL Corporation], ATMEGA48V_11 Datasheet - Page 312

• Manufacturer Part Number: ATMEGA48V_11
• Description: 8-bit Atmel Microcontroller with 4/8/16K Bytes In-System Programmable Flash
• Manufacturer: ATMEL [ATMEL Corporation]

29.9
2545T–AVR–05/11
Parallel programming characteristics
Figure 29-7. Parallel programming timing, including some general timing requirements.
Figure 29-8. Parallel programming timing, loading sequence with timing requirements
Note:
(DATA, XA0/1, BS1, BS2)
PAGEL
XTAL1
DATA
BS1
XA0
XA1
1. The timing requirements shown in
loading operation.
Data & contol
RDY/BSY
ADDR0 (low byte)
LOAD ADDRESS
PAGEL
XTAL1
(LOW BYTE)
WR
t
t
BVPH
DVXH
LOAD DATA
(LOW BYTE)
DATA (low byte)
t
t
XHXL
PHPL
Figure 29-7
t
t
t
t
t
XLXH
XLDX
PLBX
XLWL
PLWL
(that is, t
t
BVWL
(HIGH BYTE)
LOAD DATA
DATA (high byte)
t
DVXH
WLWH
t
XLPH
ATmega48/88/168
WLRL
LOAD DATA
, t
XHXL
t
PLXH
, and t
t
WLBX
LOAD ADDRESS
XLDX
(LOW BYTE)
ADDR1 (low byte)
) also apply to
t
WLRH
(1)
.
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