Telit Wireless Solutions WL865E4-P, User Manual

Page: 15 / 56

WL865E4-P Module Hardware User Guide
1VV0301580 Rev. 4 Page 15 of 56 2019-08-08
Digital Audio Interface (I2S) Master/Slave
17 I2S_SYNC / GPIO_28 DIO I2S - Frame Sync or LR
Clock VDD_VIO
18 I2S_SCK / GPIO_30 DIO I2S - Bit Clock VDD_VIO
19 I2S_SDO / GPIO_31 DIO I2S - Data Ouput VDD_VIO
20 I2S_SDI / GPIO_29 DIO I2S - Data Input VDD_VIO
Miscellaneous Fuctions
1 RESET# DIO Hardware RESET
Power Disable VDD_VIO Open Drain
Active LOW
2 BT_PRIORITY / GPIO_02 DIO GENERIC IO VDD_VIO BT_PRIORITY
15 PWM_OUT0 / GPIO_05 DIO GENERIC IO VDD_VIO DAC (PWM)
16 LF_CLK_IN / GPIO_08 DIO GENERIC IO VDD_VIO Optional
External 32KHz
Clock Input
33 WIFI_ACTIVE / GPIO_03 DIO GENERIC IO VDD_VIO WIFI_ACTIVE
34 BT_ACTIVE / GPIO_04 DIO GENERIC IO VDD_VIO BT_ACTIVE
43 WAKEUP / GPIO_01 DIO GENERIC IO VDD_VIO WAKEUP
44 WoW / GPIO_09 DIO GENERIC IO VDD_VIO Wake on
Wireless LAN
(WoW)
(OD) (PWM)
45 GPIO_10 DIO General Purpose
Input/Output VDD_VIO Programmable:
WPS,
Whatchdog,
SW_Reset
JTAG Pads
30 JTAG / GPIO_18 DIO GENERIC IO VDD_VIO JTAG
31 JTAG / GPIO_19 DIO GENERIC IO VDD_VIO JTAG
29 JTAG / GPIO_20 DIO GENERIC IO VDD_VIO JTAG
32 JTAG / GPIO_21 DIO GENERIC IO VDD_VIO JTAG