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AM6421...ALV 数据表(PDF) 78 Page - Texas Instruments

部件名 AM6421...ALV
功能描述  AM64x Sitara™ Processors
PDF  244 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

AM6421...ALV 数据表(HTML) 78 Page - Texas Instruments

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6.3.16 MMC
6.3.16.1 MAIN Domain
Table 6-55. MMC0 Signal Descriptions
SIGNAL NAME [1]
PIN TYPE [2]
DESCRIPTION [3]
ALV PIN [4]
MMC0_CALPAD (1)
A
MMC/SD/SDIO Calibration Resistor
F18
MMC0_CLK
IO
MMC/SD/SDIO Clock
G18
MMC0_CMD
IO
MMC/SD/SDIO Command
J21
MMC0_DS
IO
MMC Data Strobe
G19
MMC0_DAT0
IO
MMC/SD/SDIO Data
K20
MMC0_DAT1
IO
MMC/SD/SDIO Data
J20
MMC0_DAT2
IO
MMC/SD/SDIO Data
J18
MMC0_DAT3
IO
MMC/SD/SDIO Data
J17
MMC0_DAT4
IO
MMC/SD/SDIO Data
H17
MMC0_DAT5
IO
MMC/SD/SDIO Data
H19
MMC0_DAT6
IO
MMC/SD/SDIO Data
H18
MMC0_DAT7
IO
MMC/SD/SDIO Data
G17
(1)
An external 10 kΩ ±1% resistor must be connected between this pin and VSS. No external voltage should be applied to this pin.
Table 6-56. MMC1 Signal Descriptions
SIGNAL NAME [1]
PIN TYPE [2]
DESCRIPTION [3]
ALV PIN [4]
MMC1_CLK (1)
IO
MMC/SD/SDIO Clock
L20
MMC1_CMD
IO
MMC/SD/SDIO Command
J19
MMC1_SDCD
I
SD Card Detect
D19
MMC1_SDWP
I
SD Write Protect
C20
MMC1_DAT0
IO
MMC/SD/SDIO Data
K21
MMC1_DAT1
IO
MMC/SD/SDIO Data
L21
MMC1_DAT2
IO
MMC/SD/SDIO Data
K19
MMC1_DAT3
IO
MMC/SD/SDIO Data
K18
(1)
For MMC1_CLK signal to work properly, the RXACTIVE bit of the CTRLMMR_PADCONFIG164 register must remain in its default state
of 0x1 because of retiming purposes.
6.3.17 OSPI
6.3.17.1 MAIN Domain
Table 6-57. OSPI0 Signal Descriptions
SIGNAL NAME [1]
PIN TYPE [2]
DESCRIPTION [3]
ALV PIN [4]
OSPI0_CLK
O
OSPI Clock
N20
OSPI0_DQS
I
OSPI Data Strobe (DQS) or Loopback Clock Input
N19
OSPI0_ECC_FAIL
I
OSPI ECC Status
L17
OSPI0_LBCLKO
IO
OSPI Loopback Clock Output
N21
OSPI0_CSn0
O
OSPI Chip Select 0 (active low)
L19
OSPI0_CSn1
O
OSPI Chip Select 1 (active low)
L18
OSPI0_CSn2
O
OSPI Chip Select 2 (active low)
K17
OSPI0_CSn3
O
OSPI Chip Select 3 (active low)
L17
OSPI0_D0
IO
OSPI Data 0
M19
OSPI0_D1
IO
OSPI Data 1
M18
OSPI0_D2
IO
OSPI Data 2
M20
OSPI0_D3
IO
OSPI Data 3
M21
AM6442, AM6441, AM6421, AM6412, AM6411
SPRSP56D – JANUARY 2021 – REVISED JULY 2022
www.ti.com
78
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Copyright © 2022 Texas Instruments Incorporated
Product Folder Links: AM6442 AM6441 AM6421 AM6412 AM6411



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