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WL1801MODGBMOCR Datasheet(PDF) 8 Page - Texas Instruments |
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WL1801MODGBMOCR Datasheet(HTML) 8 Page - Texas Instruments |
8 / 46 page WL1801MOD, WL1805MOD, WL1831MOD, WL1835MOD SWRS152L – JULY 2013 – REVISED DECEMBER 2015 www.ti.com 4.1 Pin Description Table 4-1 describes the module pins. Table 4-1. Pin Description PIN NAME PIN TYPE/ SHUTDOWN AFTER VOLTAGE CONNECTIVITY(2) DESCRIPTION DIR STATE POWER LEVEL 1801 1805 1831 1835 UP(1) Clocks and Reset Signals WL_SDIO_CLK 8 I Hi-Z Hi-Z 1.8 V v v v v WLAN SDIO clock. Must be driven by the host. EXT_32K 36 ANA – v v v v Input sleep clock: 32.768 kHz WLAN_EN 40 I PD PD 1.8 V v v v v Mode setting: high = enable BT_EN 41 I PD PD 1.8 V x x v v Mode setting: high = enable Power-Management Signals VIO_IN 38 POW PD PD 1.8 V v v v v Connect to 1.8-V external VIO VBAT_IN 46 POW VBAT v v v v Power supply input, 2.9 to 4.8 V VBAT_IN 47 POW VBAT v v v v Power supply input, 2.9 to 4.8 V TI Reserved GPIO11 2 I/O PD PD 1.8 V v v v v Reserved for future use. NC if not used. GPIO9 3 I/O PD PD 1.8 V v v v v Reserved for future use. NC if not used. GPIO10 4 I/O PU PU 1.8 V v v v v Reserved for future use. NC if not used. GPIO12 5 I/O PU PU 1.8 V v v v v Reserved for future use. NC if not used. RESERVED1 21 I PD PD 1.8 V x x x x Reserved for future use. NC if not used. RESERVED2 22 I PD PD 1.8 V x x x x Reserved for future use. NC if not used. GPIO4 25 I/O PD PD 1.8 V v v v v Reserved for future use. NC if not used. RESERVED3 62 O PD PD 1.8 V x x x x Reserved for future use. NC if not used. WLAN Functional Block: Int Signals WL_SDIO_CMD_1V 6 I/O Hi-Z Hi-Z 1.8 V v v v v WLAN SDIO 8 command(3) WL_SDIO_D0_1V8 10 I/O Hi-Z Hi-Z 1.8 V v v v v WLAN SDIO data bit 0(3) WL_SDIO_D1_1V8 11 I/O Hi-Z Hi-Z 1.8 V v v v v WLAN SDIO data bit 1(3) WL_SDIO_D2_1V8 12 IO Hi-Z Hi-Z 1.8 V v v v v WLAN SDIO data bit 2(3) WL_SDIO_D3_1V8 13 I/O Hi-Z PU 1.8 V v v v v WLAN SDIO data bit 3. Changes state to PU at WL_EN or BT_EN assertion for card detects. Later disabled by software during initialization.(3) 8 Terminal Configuration and Functions Copyright © 2013–2015, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: WL1801MOD WL1805MOD WL1831MOD WL1835MOD |
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