参数资料
型号: HB28H016RM2
英文描述: IC Memory CompactFlash /PC-ATA Standard Users Manual/Device
中文描述: 集成电路记忆的CompactFlash / PC的ATA标准用户手册/设备
文件页数: 49/103页
文件大小: 466K
代理商: HB28H016RM2
43
Table 3.15
Pin Functions in I/O Mode (cont)
Pin No.
Abbre-
viation
REG
Compact
Flash
PC-ATA
Card
Input/
Output Function
44
61
Input
Input pin for switching between common and
attribute area access.
Drive high for common area access, and low for
attribute area access. As the attribute area section is
allocated to even addresses, D8–D15 are invalid in
word access mode. In byte access, odd addresses
are invalid.
STSCHG
46
63
Output Used to modify the configuration status register in
the attribute memory area.
Only valid in I/O card mode.
SPKR
45
62
Output As this card has no digital audio output function, the
output of this pin is always high.
RESET
41
58
All registers in the card can be cleared by high-level
input at this pin. Initialization is then started, and
RDY/BSY output goes high.
WAIT
42
59
Output I/O access or memory access cycle execution is
kept waiting while the output of this pin is low.
INPACK
43
60
Output Used for input data buffer control. Selects the card
and executes an I/O read cycle for the address pins.
If the card gives an I/O read cycle reaction, a low
level is output from the card.
VS1
33, 40
43, 57
Output Indicates the required input voltage value for this
card (CIS information).
CSEL
39
39
Input
Not used in memory card mode or I/O card mode.
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