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DRA752ABC Datasheet(PDF) 125 Page - Texas Instruments |
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DRA752ABC Datasheet(HTML) 125 Page - Texas Instruments |
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125 / 443 page ![]() 125 DRA756, DRA755, DRA754, DRA752 DRA751, DRA750, DRA746, DRA745, DRA744 www.ti.com SPRS950F – DECEMBER 2015 – REVISED MAY 2019 Submit Documentation Feedback Product Folder Links: DRA756 DRA755 DRA754 DRA752 DRA751 DRA750 DRA746 DRA745 DRA744 Terminal Configuration and Functions Copyright © 2015–2019, Texas Instruments Incorporated Table 4-22. eMMC/SD/SDIO Signal Descriptions (continued) SIGNAL NAME DESCRIPTION TYPE BALL mmc3_dat5 MMC3 data bit 5 IO AD6 mmc3_dat6 MMC3 data bit 6 IO AB8 mmc3_dat7 MMC3 data bit 7 IO AB5 Multi Media Card 4 mmc4_sdcd MMC4 Card Detect I B27 mmc4_sdwp MMC4 Write Protect I C26 mmc4_clk(1) MMC4 clock IO E25 mmc4_cmd MMC4 command IO C27 mmc4_dat0 MMC4 data bit 0 IO D28 mmc4_dat1 MMC4 data bit 1 IO D26 mmc4_dat2 MMC4 data bit 2 IO D27 mmc4_dat3 MMC4 data bit 3 IO C28 (1) By default, this clock signal is implemented as 'pad loopback' inside the device - the output signal is looped back through the input buffer to serve as the internal reference signal. mmc1_clk and mmc2_clk have an optional software programmable setting to use an 'internal loopback clock' instead of the default 'pad loopback clock'. If the 'pad loopback clock' is used, series termination is recommended (as close to device pin as possible) to improve signal integrity of the clock input. Any non-monotonicity in voltage that occurs at the pad loopback clock pin between VIH and VIL must be less than VHYS. 4.4.20 General-Purpose Interface (GPIO) NOTE For more information, see the General-Purpose Interface section of the device TRM. Table 4-23. GPIOs Signal Descriptions SIGNAL NAME DESCRIPTION TYPE BALL GPIO 1 gpio1_0 General-Purpose Input I AD17 gpio1_1 General-Purpose Input I AC17 gpio1_2 General-Purpose Input I AB16 gpio1_3 General-Purpose Input I AC16 gpio1_4 General-Purpose Input/Output IO D15 gpio1_5 General-Purpose Input/Output IO A17 gpio1_6 General-Purpose Input/Output IO M6 gpio1_7 General-Purpose Input/Output IO M2 gpio1_8 General-Purpose Input/Output IO L5 gpio1_9 General-Purpose Input/Output IO M1 gpio1_10 General-Purpose Input/Output IO L6 gpio1_11 General-Purpose Input/Output IO L4 gpio1_12 General-Purpose Input/Output IO L3 gpio1_13 General-Purpose Input/Output IO L2 gpio1_14 General-Purpose Input/Output IO G20 gpio1_15 General-Purpose Input/Output IO G19 gpio1_16 General-Purpose Input/Output IO D27 gpio1_17 General-Purpose Input/Output IO C28 gpio1_18 General-Purpose Input/Output IO H1 gpio1_19 General-Purpose Input/Output IO J3 gpio1_20 General-Purpose Input/Output IO H2 gpio1_21 General-Purpose Input/Output IO H3 |
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