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AM652X Fiches technique(PDF) 214 Page - Texas Instruments |
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AM652X Fiches technique(HTML) 214 Page - Texas Instruments |
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214 / 277 page ![]() Copyright © 2017–2019, Texas Instruments Incorporated Specifications Submit Documentation Feedback Product Folder Links: AM6548 AM6528 AM6546 AM6526 AM6527 214 AM6548, AM6528, AM6546 AM6526, AM6527 SPRSP08I – NOVEMBER 2017 – REVISED DECEMBER 2019 www.ti.com Table 5-80, shows the required DLL software configuration settings for MMC timing modes. Table 5-80. MMC DLL Delay Mapping for All Timing Modes MODE DESCRIPTION DELAY VALUE eMMC/SD/SDIOn_PHY _CTRL_4_REG[15:12] OTAPDLYSEL DELAY ENABLE eMMC/SD/SDIOn_PHY _CTRL_4_REG[20] OTAPDLYENA DLL REFERENCE FREQUENCY eMMC/SD/SDIOn_PHY _CTRL_5_REG[9] SEL100 DLL REFERENCE FREQUENCY eMMC/SD/SDIOn_PHY _CTRL_5_REG[9] SEL50 STROBE DELAY eMMC/SD/SDIO0_SS_P HY_CTRL_4_REG [27:24] STRBSEL MMC Default Speed Either 8-bit or 4-bit PHY operating in 3.3 V 25 MHz mode 0x0 0x0 0x0 0x0 0x0 MMC High Speed Either 8-bit or 4-bit PHY operating in 3.3 V 50 MHz mode 0x0 0x0 0x0 0x0 0x0 MMC SDR12 Either 8-bit or 4-bit PHY operating in 1.8 V 25 MHz SDR mode 0x0 0x0 0x0 0x0 0x0 MMC SDR25 Either 8-bit or 4-bit PHY operating in 1.8 V 50 MHz SDR mode 0x0 0x0 0x0 0x0 0x0 MMC SDR50 Either 8-bit or 4-bit PHY operating in 1.8 V 100 MHz SDR mode 0x8 0x1 0x1 0x0 0x0 MMC0 DDR50 8-bit PHY operating in 1.8 V or 3.3 V 50 MHz DDR mode 0x5 0x1 0x0 0x1 0x0 MMC1 DDR50 4-bit PHY operating in 1.8 V 50 MHz DDR mode 0x4 0x1 0x0 0x1 0x0 MMC SDR104 Either 8-bit or 4-bit PHY operating in UHS-I 1.8 V 200 MHz SDR 0x7 0x1 0x0 0x0 0x0 MMC HS200 Either 8-bit or 4-bit PHY operating in eMMC 1.8 V 200 MHz SDR 0x5 0x1 0x0 0x0 0x0 MMC HS400 8-bit PHY operating in eMMC 1.8 V 200 MHz DDR 0x0 0x1 0x0 0x0 0xF |
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