SH7720 Datasheet, PDF (1020/1524 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series

Section 29 PC Card Controller (PCC)
Figure 29.1 shows a block diagram of the PC card controller.
PC card controller (PCC)
Internal bus control
signal
Internal data bus
Battery dead
Battery warning
RDY/BSY signal
change
Card detection
signal change
STSCHG signal
change
IREQ signal
Software interrupt
Area 6
Register (0:3)
and register
control
PCC_WAIT
PCC_RESET
PCC_DRV
PCC_IOIS16 (WP)
PCC_RDY(IREQ)
PCC_BVD1 (STSCHG)
PCC_BVD2 (SPKR)
PCC_CD1
PCC_CD2
PCC_VS1
PCC_VS2
PCC_REG
Area 6: An IC memory card interface and an I/O card interface are supported.
Figure 29.1 PC Card Controller Block Diagram
Rev. 3.00 Jan. 18, 2008 Page 958 of 1458
REJ09B0033-0300