Datasheet

206
AT32UC3A
23.8 Serial Peripheral Interface (SPI) User Interface
Table 23-3. SPI Register Mapping
Offset Register Register Name Access Reset
0x00 Control Register CR Write-only ---
0x04 Mode Register MR Read/Write 0x0
0x08 Receive Data Register RDR Read-only 0x0
0x0C Transmit Data Register TDR Write-only ---
0x10 Status Register SR Read-only 0x000000F0
0x14 Interrupt Enable Register IER Write-only ---
0x18 Interrupt Disable Register IDR Write-only ---
0x1C Interrupt Mask Register IMR Read-only 0x0
0x20 - 0x2C Reserved
0x30 Chip Select Register 0 CSR0 Read/Write 0x0
0x34 Chip Select Register 1 CSR1 Read/Write 0x0
0x38 Chip Select Register 2 CSR2 Read/Write 0x0
0x3C Chip Select Register 3 CSR3 Read/Write 0x0
32058K
AVR32-01/12