ATA6613-EK Atmel, ATA6613-EK Datasheet - Page 184

• Manufacturer Part Number: ATA6613-EK
• Description: BOARD DEMO LIN-MCM FOR ATA6613
• Manufacturer: Atmel

Specifications of ATA6613-EK

• Main Purpose: Interface, LIN + MCU
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: ATA6613
• Primary Attributes: LIN-SBC (System-Basis-Chip) Transceiver, LIN 2.0, Voltage Regulator, Window Watchdog
• Secondary Attributes: 16 kB Flash, 4 Power Modes: Pre-Normal, Normal, Sleep, Silent, 48-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

6.16
184
Serial Peripheral Interface – SPI
Atmel ATA6612/ATA6613
The Serial Peripheral Interface (SPI) allows high-speed synchronous data transfer between
the Atmel
Atmel
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•
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The USART can also be used in Master SPI mode (see
The PRSPI bit in
enable SPI module.
Figure 6-65. SPI Block Diagram
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
®
ATA6612/ATA6613 SPI includes the following features:
1. Refer to
®
ATA6612/ATA6613 and peripheral devices or between several AVR
/2/4/8/16/32/64/128
SPI STATUS REGISTER
“Power Reduction Register - PRR” on page 66
DIVIDER
SELECT
Table 6-32 on page 97
XTAL
SPI CONTROL
SPI CLOCK (MASTER)
SPI INTERRUPT
REQUEST
(1)
MSTR
SPE
8
MSB
INTERNAL
for SPI pin placement.
DATA BUS
8
8 BIT SHIFT REGISTER
READ DATA BUFFER
8
SPI CONTROL REGISTER
CLOCK
LOGIC
“USART in SPI Mode” on page
LSB
CLOCK
S
M
M
S
S
M
must be written to zero to
MISO
MOSI
SCK
SS
9111H–AUTO–01/11
®
devices. The
220).