Mmc/Sd Number Of Blocks Register; Table 20-12 Mmc/Sd Number Of Blocks Register Description - Motorola DragonBall MC9328MX1 Reference Manual

Multimedia Card/Secure Digital Host Controller Module (MMC/SD)

20.6.8 MMC/SD Number of Blocks Register

The MMC/SD Number of Blocks Register defines the number of blocks in a data transfer.
NOB
BIT 31 30 29
TYPE r r r
0 0 0
RESET
BIT 15 14 13
TYPE rw rw rw
0 0 0
RESET
Table 20-12. MMC/SD Number of Blocks Register Description
Name
Reserved Reserved—These bits are reserved and should read 0.
Bits 31–16
NOB Block Length—Specifies the number of blocks in a data transfer. One
Bits 15–0 block is a possibility.
20-24
MMC/SD Number of Blocks Register
28 27 26 25
r r r r
0 0 0 0
12 11 10 9
rw rw rw rw
0 0 0 0
Description
MC9328MX1 Reference Manual
24 23 22 21 20
r r r r r
0 0 0 0 0
0x0000
8 7 6 5 4
NOB
rw rw rw rw rw
0 0 0 0 0
0x0000
Addr
0x0021401C
19 18 17 16
r r r r
0 0 0 0
3 2 1 0
rw rw rw rw
0 0 0 0
Settings
0x0000 = 0 block
0x0001 = 1 block
...
0xFFFF = 65535 blocks
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