AT91SAM7S32-AI ATMEL [ATMEL Corporation], AT91SAM7S32-AI Datasheet - Page 235

• Manufacturer Part Number: AT91SAM7S32-AI
• Description: AT91 ARM Thumb-based Microcontrollers
• Manufacturer: ATMEL [ATMEL Corporation]

Serial Peripheral Interface (SPI) User Interface
Table 55. Serial Peripheral Interface (SPI) Register Mapping
6071A–ATARM–28-Oct-04
0x004C - 0x00FC
0x100 - 0x124
0x20 - 0x2C
Offset
0x0C
0x1C
0x3C
0x00
0x04
0x08
0x10
0x14
0x18
0x30
0x34
0x38
Control Register
Mode Register
Receive Data Register
Transmit Data Register
Status Register
Interrupt Enable Register
Interrupt Disable Register
Interrupt Mask Register
Reserved
Chip Select Register 0
Chip Select Register 1
Chip Select Register 2
Chip Select Register 3
Reserved
Reserved for the PDC
Register
Register Name
SPI_CSR0
SPI_CSR1
SPI_CSR2
SPI_CSR3
AT91SAM7S32 Preliminary
SPI_RDR
SPI_TDR
SPI_IMR
SPI_IDR
SPI_MR
SPI_IER
SPI_CR
SPI_SR
–
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Write-only
Read-only
Write-only
Read-only
Write-only
Write-only
Read-only
Access
–
0x000000F0
Reset
0x0
0x0
0x0
0x0
0x0
0x0
0x0
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