ATMEGA48V_11 ATMEL [ATMEL Corporation], ATMEGA48V_11 Datasheet - Page 161

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ATMEGA48V_11

Manufacturer Part Number
ATMEGA48V_11
Description
8-bit Atmel Microcontroller with 4/8/16K Bytes In-System Programmable Flash
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
19. SPI – Serial peripheral interface
19.1
19.2
2545T–AVR–05/11
Features
Overview
The Serial Peripheral Interface (SPI) allows high-speed synchronous data transfer between the
Atmel ATmega48/88/168 and peripheral devices or between several AVR devices.
The USART can also be used in Master SPI mode,
PRSPI bit in
module.
Full-duplex, three-wire synchronous data transfer
Master or slave operation
LSB first or MSB first data transfer
Seven programmable bit rates
End of transmission interrupt flag
Write collision flag protection
Wake-up from idle mode
Double speed (CK/2) master SPI mode
“Minimizing power consumption” on page 41
see “USART in SPI mode” on page
must be written to zero to enable SPI
ATmega48/88/168
199. The
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