DM385, DM388
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SPRS821D –MARCH 2013–REVISED DECEMBER 2013
3.3.18.3 SD2
Table 3-40. SD2Terminal Functions
SIGNAL NAME [1]
DESCRIPTION [2]
SD2 Command output
TYPE [3]
AAR BALL [4]
AG6
SD2_CMD
O
O
SD2_DAT[0]
SD2 Data0 I/O. Functions as data bit 0 for 4-/8-bit SD
mode and single data bit for 1-bit SD mode.
AC4
AD1
AD2
AE1
AE2
AE3
AC5
AC8
SD2_DAT[3]
SD2 Data3 I/O. Functions as data bit 3 for 4-/8-bit SD
mode.
I/O
I/O
I/O
I/O
I/O
I/O
I/O
SD2_DAT[4]
SD2 Data4 I/O. Functions as data bit 4 for 8-bit SD
mode.
SD2_DAT[5]
SD2 Data5 I/O. Functions as data bit 5 for 8-bit SD
mode.
SD2_DAT[6]
SD2 Data6 I/O. Functions as data bit 6 for 8-bit SD
mode.
SD2_DAT[7]
SD2 Data7 I/O. Functions as data bit 7 for 8-bit SD
mode.
SD2_DAT[1]_SDIRQ
SD2_DAT[2]_SDRW
SD2 Data1 I/O. Functions as data bit 1 for 4-/8-bit SD
mode and as an IRQ input for 1-bit SD mode.
SD2 Data2 I/O. Functions as data bit 2 for 4-/8-bit SD
mode and as a Read Wait input for 1-bit SD mode.
SD2_SCLK
SD2_SDCD
SD2 Clock output
I/O
I
AC6
D31
SD2 Card Detect input
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