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ATmega32A Datasheet(PDF) 302 Page - ATMEL Corporation

Part # ATmega32A
Description  8-bit Microcontroller with 32K Bytes In-System Programmable Flash
PDF  352 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATmega32A Datasheet(HTML) 302 Page - ATMEL Corporation

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302
8155B–AVR–07/09
ATmega32A
Figure 27-6. SPI Interface Timing Requirements (Master Mode)
Figure 27-7. SPI Interface Timing Requirements (Slave Mode)
13
Setup
Slave
10
ns
14
Hold
Slave
tck
15
SCK to out
Slave
15
16
SCK to SS high
Slave
20
17
SS high to tri-state
Slave
10
18
SS low to SCK
Salve
2 • tck
Table 27-3.
SPI Timing Parameters
Description
Mode
Min
Typ
Max
MOSI
(Data Output)
SCK
(CPOL = 1)
MISO
(Data Input)
SCK
(CPOL = 0)
SS
MSB
LSB
LSB
MSB
...
...
61
22
3
45
8
7
MISO
(Data Output)
SCK
(CPOL = 1)
MOSI
(Data Input)
SCK
(CPOL = 0)
SS
MSB
LSB
LSB
MSB
...
...
10
11
11
12
13
14
17
15
9
X
16
18



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