User's Manual

CF CONTROLLER S3C2450X RISC MICROPROCESSOR
8-14
2.4 PCCARD_ATTR REGISTER
Register Address R/W Description Reset Value
PCCARD_ATT
R
0x4B801828 R/W PCCARD_ATTR is used to set the card access
timing.
0x0003_1909
PCCARD_ATTR Bits Description R/W Reset Value
Reserved [31:23] Reserved bits R 0x0
HOLD_ATTR [22:16] Hold state timing of attribute memory area
Hold time = HCLK time * (HOLD_ATTR + 1)
R/W 0x03
Reserved [15] Reserved bits R 0x0
CMND_ATTR [14:8] Command state timing of attribute memory area
Command time = HCLK time * (CMND_ATTR + 1)
R/W 0x19
Reserved [7] Reserved bits R 0x0
SETUP_ATTR [6:0] Setup state timing of attribute memory area
Setup time = HCLK time * (SETUP_ATTR + 1)
R/W 0x09
2.5 PCCARD_I/O REGISTER
Register Address R/W Description Reset Value
PCCARD_I/O 0x4B80182C R/W PCCARD_I/O is used to set the card access timing. 0x0003_1909
PCCARD_I/O Bits Description R/W Reset Value
Reserved [31:23] Reserved bits R 0x0
HOLD_IO [22:16] Hold state timing of I/O area
Hold time = HCLK time * (HOLD_IO + 1)
R/W 0x03
Reserved [15] Reserved bits R 0x0
CMND_IO [14:8] Command state timing of I/O area
Command time = HCLK time * (CMND_IO + 1)
R/W 0x19
Reserved [7] Reserved bits R 0x0
SETUP_IO [6:0] Setup state timing of I/O area
Setup time = HCLK time * (SETUP_IO + 1)
R/W 0x09