SAM3X8E Atmel Corporation, SAM3X8E Datasheet - Page 958

• Manufacturer Part Number: SAM3X8E
• Manufacturer: Atmel Corporation

37.14.6
Name:
Address:
Access:
This register is write-protected while CMDRDY is 0 in HSMCI_SR. If an Interrupt command is sent, this register is only
writeable by an interrupt response (field SPCMD). This means that the current command execution cannot be interrupted
or modified.
• CMDNB: Command Number
This is the command index.
• RSPTYP: Response Type
• SPCMD: Special Command
958
958
Value
Value
31
23
15
–
–
–
7
0
1
2
3
0
1
2
3
4
SAM3X/A
SAM3X/A
HSMCI Command Register
RSPTYP
HSMCI_CMDR
0x40000014
Write-only
NORESP
136_BIT
30
22
14
CE_ATA
IT_CMD
48_BIT
–
–
–
6
Name
Name
SYNC
R1B
STD
INIT
Description
Not a special CMD.
Initialization CMD:
74 clock cycles for initialization sequence.
Synchronized CMD:
Wait for the end of the current data block transfer before sending the pending command.
CE-ATA Completion Signal disable Command.
The host cancels the ability for the device to return a command completion signal on the
command line.
Interrupt command:
Corresponds to the Interrupt Mode (CMD40).
Description
No response.
48-bit response.
136-bit response.
R1b response type
29
21
13
–
–
5
MAXLAT
TRTYP
28
20
12
–
4
BOOT_ACK
OPDCMD
27
19
11
3
CMDNB
ATACS
TRDIR
26
18
10
2
SPCMD
25
17
9
1
11057A–ATARM–17-Feb-12
11057A–ATARM–17-Feb-12
IOSPCMD
TRCMD
24
16
8
0