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GPIO Mapping
27
SPRUIC7 – December 2016
Copyright © 2016, Texas Instruments Incorporated
TMDSCSK388 Module Interface Details
3.11 GPIO Mapping
provides the GPIO mapping for the TMDSCSK388 module.
Table 3-5. GPIO Mapping
GPIO Name
DM388 GPIO
Purpose
Internal or External PU or PD
DM388_GPMC_WPn
GP1[26]
Write protect to NAND flash
External PU
DM388_WLAN_IRQ
GP1[13]
Interrupt from WL1837 MOD
External PU
DM388_WLAN_EN
GP2[6]
WLAN enable signal to Wi-Fi
module (WL1837)
Internal PD
DM388_BT_EN
GP2[5]
Bluetooth enable signal to Wi-
Fi module (WL1837)
Internal PD
DM388_TPS_SLEEP
GP1[15]
PMIC sleep input
Internal PU
DM388_MUX_SEL
GP[16]
Selection signal to camera and
UART muxer
External PD
ENET_RSTn
GP3[20]
Ethernet reset
Internal PU
DM388_MMC1_DAT6
GP0[12]
Switch
Internal PU
GP0_12
DM388_MMC1_DAT7
GP0[13]
Switch
Internal PU
GP0_13
DM388_GP1[10]
GP1[10]
Switch
Internal PD
DM388_McASP0_AXR5
MCA[0]_AXR[5]
Switch
Internal PD
DM388_GP3[3]
GP3[3]
LED
Internal PD
DM388_GP0[9]
GP0[9]
LED
Internal PD
DM388_GP1[24]
GP1[24]
LED
Internal PU
DM388_GP1[25]
GP1[25]
LED
Internal PU
DM388_GP1[30]
GP1[30]
LED
Internal PU