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AM6546 数据表(PDF) 101 Page - Texas Instruments |
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AM6546 数据表(HTML) 101 Page - Texas Instruments |
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101 / 284 page  6.3.23.3 WKUP Domain Table 6-62. UART0 Signal Descriptions SIGNAL NAME [1] DESCRIPTION [2] PIN TYPE [3] BALL [4] WKUP_UART0_CTSn UART Clear to Send (active low) I AC2 WKUP_UART0_RTSn UART Request to Send (active low) O AC1 WKUP_UART0_RXD UART Receive Data I AB1 WKUP_UART0_TXD UART Transmit Data O AB5 6.3.24 USB 6.3.24.1 MAIN Domain Table 6-63. USB0 Signal Descriptions SIGNAL NAME [1] DESCRIPTION [2] PIN TYPE [3] BALL [4] USB0_DM USB 2.0 Differential Data (negative) IO AE2 USB0_DP USB 2.0 Differential Data (positive) IO AF1 USB0_DRVVBUS USB VBUS control output (active high) O AD9 USB0_ID USB 2.0 Dual-Role Device Role Select A AF7 USB0_VBUS (1) USB Level-shifted VBUS Input A AE7 (1) An external resistor divider is required to limit the voltage applied to the device pin. For more information, see Section 9.2.3, USB Design Guidelines. Table 6-64. USB1 Signal Descriptions SIGNAL NAME [1] DESCRIPTION [2] PIN TYPE [3] BALL [4] USB1_DM USB 2.0 Differential Data (negative) IO AD2 USB1_DP USB 2.0 Differential Data (positive) IO AE1 USB1_DRVVBUS USB VBUS control output (active high) O AC8 USB1_ID USB 2.0 Dual-Role Device Role Select A AF5 USB1_VBUS (1) USB Level-shifted VBUS Input A AF6 (1) An external resistor divider is required to limit the voltage applied to the device pin. For more information, see Section 9.2.3, USB Design Guidelines. 6.3.25 Emulation and Debug 6.3.25.1 MAIN Domain Table 6-65. Emulation and Debug 0 Signal Descriptions SIGNAL NAME [1] DESCRIPTION [2] PIN TYPE [3] BALL [4] EMU0 Emulation Control 0 IO AA2 EMU1 Emulation Control 1 IO AA1 TCK JTAG Test Clock Input I AA4 TDI JTAG Test Data Input I C20 TDO JTAG Test Data Output OZ A20 TMS JTAG Test Mode Select Input I A21 TRSTn JTAG Reset I AA3 TRC_CLK Trace Clock O AF18 TRC_CTL Trace Control O AE18 TRC_DATA0 Trace Data 0 O AH17 TRC_DATA1 Trace Data 1 O AG18 www.ti.com AM6548, AM6528, AM6546, AM6526 SPRSP52B – DECEMBER 2019 – REVISED JUNE 2021 Copyright © 2022 Texas Instruments Incorporated Submit Document Feedback 101 Product Folder Links: AM6548 AM6528 AM6546 AM6526 |
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