OMAP-L137
SPRS563G – SEPTEMBER 2008 – REVISED JUNE 2014
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3.7.6
Serial Peripheral Interface Modules (SPI0, SPI1)
Table 3-10. Serial Peripheral Interface (SPI) Terminal Functions
PIN
NO
SIGNAL NAME
TYPE
(1)
PULL
(2)
MUXED
DESCRIPTION
ZKB
SPI0
UART0, EQEP0B,
SPI0_SCS[0]
/UART0_RTS/EQEP0B/GP5[4]/BOOT[4]
N4
I/O
IPU
SPI0 chip select
GPIO, BOOT
UART0, EQEP0A,
SPI0_ENA
/UART0_CTS/EQEP0A/GP5[3]/BOOT[3]
R5
I/O
IPU
SPI0 enable
GPIO, BOOT
SPI0_CLK
/EQEP1I/GP5[2]/BOOT[2]
T5
I/O
IPD
eQEP1, GPIO, BOOT
SPI0 clock
SPI0 data slave-in-
SPI0_SIMO[0]
/EQEP0S/GP5[1]/BOOT[1]
P6
I/O
IPD
master-out
eQEP0, GPIO, BOOT
SPI0 data slave-out-
SPI0_SOMI[0]
/EQEP0I/GP5[0]/BOOT[0]
R6
I/O
IPD
master-in
SPI1
SPI1_SCS[0]
/UART2_TXD/GP5[13]
P4
I/O
IPU
SPI1 chip select
UART2, GPIO
SPI1_ENA
/UART2_RXD/GP5[12]
R4
I/O
IPU
SPI1 enable
SPI1_CLK
/EQEP1S/GP5[7]/BOOT[7]
T6
I/O
IPD
eQEP1, GPIO, BOOT
SPI1 clock
SPI1 data slave-in-
SPI1_SIMO[0]
/I2C1_SDA/GP5[6]/BOOT[6]
N5
I/O
IPU
master-out
I2C1, GPIO, BOOT
SPI1 data slave-out-
SPI1_SOMI[0]
/I2C1_SCL/GP5[5]/BOOT[5]
P5
I/O
IPU
master-in
(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
32
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