Atmel Xplained Pro Evaluation Kit ATSAM4E-XPRO ATSAM4E-XPRO Data Sheet
Product codes
ATSAM4E-XPRO
SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
806
35.8
Serial Peripheral Interface (SPI) User Interface
Table 35-5.
Register Mapping
Offset
Register
Name
Access
Reset
0x00
Control Register
SPI_CR
Write-only
–
0x04
Mode Register
SPI_MR
Read/Write
0x0
0x08
Receive Data Register
SPI_RDR
Read-only
0x0
0x0C
Transmit Data Register
SPI_TDR
Write-only
–
0x10
Status Register
SPI_SR
Read-only
0x000000F0
0x14
Interrupt Enable Register
SPI_IER
Write-only
–
0x18
Interrupt Disable Register
SPI_IDR
Write-only
–
0x1C
Interrupt Mask Register
SPI_IMR
Read-only
0x0
0x20–0x2C
Reserved
–
–
–
0x30
Chip Select Register 0
SPI_CSR0
Read/Write
0x0
0x34
Chip Select Register 1
SPI_CSR1
Read/Write
0x0
0x38
Chip Select Register 2
SPI_CSR2
Read/Write
0x0
0x3C
Chip Select Register 3
SPI_CSR3
Read/Write
0x0
0x40–0xE0
Reserved
–
–
–
0xE4
Write Protection Mode Register
SPI_WPMR
Read/Write
0x0
0xE8
Write Protection Status Register
SPI_WPSR
Read-only
0x0
0xEC–0xF8
Reserved
–
–
–
0xFC
Reserved
–
–
–
0x100–0x124
Reserved for PDC Registers
–
–
–