at90pwm81-16se ATMEL Corporation, at90pwm81-16se Datasheet - Page 180

• Manufacturer Part Number: at90pwm81-16se
• Description: 8-bit Avr Microcontroller With 8k Bytes In- System Programmable Flash
• Manufacturer: ATMEL Corporation

15. Serial Peripheral Interface – SPI:
15.1
15.2
180
Features
Overview
AT90PWM81
•
•
•
•
•
•
•
•
The Serial Peripheral Interface (SPI) allows high-speed synchronous data transfer between the
AT90PWM81 and peripheral devices or between several AVR devices.
The AT90PWM81 SPI includes the following features
Figure 15-1.
Note:
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
1. Refer to
/2/4/8/16/32/64/128
SPI Block Diagram
DIVIDER
clk
Figure 3-1 on page
IO
(1)
3, and
Table 10-3 on page 73
for SPI pin placement.
7734M–AVR–03/10
MISO
MOSI
SCK
SS