Texas Instruments WL1837MODCOM8I, User Manual, Page: 6 / 17

Board Pin Assignment
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Table 1. Pin Description (continued)
No. Name Type Description
21 N.C. No connection
22 GND G Ground
23 N.C. No connection
24 SDIO_CMD I/O WLAN SDIO command
25 N.C. No connection
26 SDIO_D0 I/O WLAN SDIO data bit 0
27 N.C. No connection
28 SDIO_D1 I/O WLAN SDIO data bit 1
29 N.C. No connection
30 SDIO_D2 I/O WLAN SDIO data bit 2
31 N.C. No connection
32 SDIO_D3 I/O WLAN SDIO data bit 3
33 N.C. No connection
34 WLAN_IRQ O WLAN SDIO interrupt out
35 N.C. No connection
36 N.C. No connection
37 GND G Ground
38 N.C. No connection
39 N.C. No connection
40 N.C. No connection
41 N.C. No connection
42 GND G Ground
43 N.C. No connection
44 N.C. No connection
45 N.C. No connection
46 N.C. No connection
47 GND G Ground
48 N.C. No connection
49 N.C. No connection
50 N.C. No connection
51 N.C. No connection
52 PCM_IF_CLK I/O Bluetooth PCM clock input or output
53 N.C. No connection
54 PCM_IF_FSYNC I/O Bluetooth PCM frame sync input or output
55 N.C. No connection
56 PCM_IF_DIN I Bluetooth PCM data input
57 N.C. No connection
58 PCM_IF_DOUT O Bluetooth PCM data output
59 N.C. No connection
60 GND G Ground
61 N.C. No connection
62 N.C. No connection
63 GND G Ground
64 GND G Ground
65 N.C. No connection
66 BT_UART_IF_TX O Bluetooth HCI UART transmit output
67 N.C. No connection
6 WL1837MODCOM8I WLAN MIMO and Bluetooth
®
Module Evaluation Board for SWRU382 – November 2014
TI Sitara™ Platform
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