Bitfields for CardBus Socket Present State Register |
Bit | Description |
---|---|
0 |
CSTSCHG pin asserted (status change) |
1 |
CCD1# (card detect 1) changed state |
2 |
CCD2# (card detect 2) changed state |
3 |
interface power cycle completed |
4 |
16-bit PC card inserted |
5 |
CardBus card inserted |
6 |
card's interrupt pin asserted |
7 |
card inserted but type can not be determined |
8 |
data may have been lost due to abrupt card removal |
9 |
attempted to apply Vcc voltage not supported by the card |
10 |
card can accept Vcc = 5.0 volts |
11 |
card can accept Vcc = 3.3 volts |
12 |
card can accept Vcc = X.X volts |
13 |
card can accept Vcc = Y.Y volts |
27 - 14 |
reserved (0) |
28 |
socket can accept Vcc = 5.0 volts |
29 |
socket can accept Vcc = 3.3 volts |
30 |
socket can accept Vcc = X.X volts |
31 |
socket can accept Vcc = Y.Y volts |
Note: |
Bits 0-3 may be cleared by writing a 1 into the respective bits. |
See Also: |