Rainbow-electronics ATmega64M1 Instrukcja Użytkownika Strona 154

  • Pobierz
  • Dodaj do moich podręczników
  • Drukuj
  • Strona
    / 343
  • Spis treści
  • BOOKMARKI
  • Oceniono. / 5. Na podstawie oceny klientów
Przeglądanie stron 153
154
8209A–AVR–08/09
ATmega16M1/32M1/64M1
19. SPI – Serial Peripheral Interface
19.1 Features
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
19.2 Overview
The Serial Peripheral Interface (SPI) allows high-speed synchronous data transfer between the
ATmega16M1/32M1/64M1 and peripheral devices or between several AVR devices.
Figure 19-1. SPI Block Diagram
(1)
Note: 1. Refer to Figure 1-1 on page 2, and Table 14-3 on page 72 for SPI pin placement.
SPI2X
SPI2X
DIVIDER
/2/4/8/16/32/64/128
clk
IO
MISO
MISO
_A
MOSI
MOSI
_A
SCK
SCK
_A
SS
SS_A
SPIPS
Przeglądanie stron 153
1 2 ... 149 150 151 152 153 154 155 156 157 158 159 ... 342 343

Komentarze do niniejszej Instrukcji

Brak uwag