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SPI INTERFACE S3C2410A
22-10
SPI Baud Rate Prescaler Register
Register Address R/W Description Reset Value
SPPRE0 0x5900000C R/W SPI cannel 0 baud rate prescaler register 0x00
SPPRE1 0x5900002C R/W SPI cannel 1 baud rate prescaler register 0x00
SPPREn Bit Description Initial State
Prescaler Value [7:0] Determine SPI clock rate as above equation.
Baud rate = PCLK / 2 / (Prescaler value + 1)
0x00
NOTE: Baud rate should be less than 25 MHz.
SPI Tx Data Register
Register Address R/W Description Reset Value
SPTDAT0 0x59000010 R/W SPI channel 0 Tx data register 0x00
SPTDAT1 0x59000030 R/W SPI channel 1 Tx data register 0x00
SPTDATn Bit Description Initial State
Tx Data Register [7:0] This field contains the data to be transmitted over the SPI
channel.
0x00
SPI Rx Data Register
Register Address R/W Description Reset Value
SPRDAT0 0x59000014 R SPI channel 0 Rx data register 0x00
SPRDAT1 0x59000034 R SPI channel 1 Rx data register 0x00
SPRDATn Bit Description Initial State
Rx Data Register [7:0] This field contains the data to be received over the SPI
channel.
0x00