OMAP-L137
SPRS563G – SEPTEMBER 2008 – REVISED JUNE 2014
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3.7.18 Multimedia Card/Secure Digital (MMC/SD)
Table 3-22. Multimedia Card/Secure Digital (MMC/SD) Terminal Functions
PIN
NO
SIGNAL NAME
TYPE
(1)
PULL
(2)
MUXED
DESCRIPTION
ZKB
EMA_A[1]/
MMCSD_CLK
/UHPI_HCNTL0/GP1[1]
R9
O
IPU
MMCSD Clock
EMIFA, UHPI, GPIO
EMA_A[2]/
MMCSD_CMD
/UHPI_HCNTL1/GP1[2]
P9
I/O
IPU
MMCSD Command
EMIFA, UHPI, GPIO,
EMA_D[7]/
MMCSD_DAT[7]
/UHPI_HD[7]/GP0[7]/BOOT[13]
M15
I/O
IPU
BOOT
EMA_D[6]/
MMCSD_DAT[6]
/UHPI_HD[6]/GP0[6]
N13
I/O
IPU
EMA_D[5]/
MMCSD_DAT[5]
/UHPI_HD[5]/GP0[5]
N15
I/O
IPU
EMA_D[4]/
MMCSD_DAT[4]
/UHPI_HD[4]/GP0[4]
P13
I/O
IPU
EMIFA, UHPI, GPIO
MMC/SD data
EMA_D[3]/
MMCSD_DAT[3]
/UHPI_HD[3]/GP0[3]
P15
I/O
IPU
EMA_D[2]/
MMCSD_DAT[2]
/UHPI_HD[2]/GP0[2]
R13
I/O
IPU
EMA_D[1]/
MMCSD_DAT[1]
/UHPI_HD[1]/GP0[1]
R15
I/O
IPU
EMIFA, UHPI, GPIO,
EMA_D[0]/
MMCSD_DAT[0]
/UHPI_HD[0]/GP0[0]/BOOT[12]
T13
I/O
IPU
BOOT
(1)
I = Input, O = Output, I/O = Bidirectional, Z = High impedance, PWR = Supply voltage, GND = Ground, A = Analog signal.
Note:
The pin type shown refers to the input, output or high-impedance state of the pin function when configured as the the signal name
highlighted in bold. All multiplexed signals may enter a high-impedance state when the configured function is input-only or the configured
function supports high-Z operation. All GPIO signals can be used as input or output. For multiplexed pins where functions have different
types (ie., input versus output), the table reflects the pin function direction for that particular peripheral.
(2)
IPD = Internal Pulldown resistor, IPU = Internal Pullup resistor
44
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