Hardware Manual
Table Of Contents
- WE865-DUAL Hardware User Guide
- Contents
- 1 Overview
- 2 Mechanical description
- 3 Pin-out
- 4 Electrical description
- 5 Thermal design guidelines
- 6 PCB layout design guidelines
- 7 Antenna
- 8 Integration with the GE863-PRO3
- 9 WE865-DUAL - Evaluation kit
- 10 Mounting the WE865-DUAL on the application board
- 11 Moisture sensitivity
- 12 Conformity assessment issues
- 13 Safety recommendations
- 14 Document change log
WE865-DUAL HW User Guide
1vv0300787 Rev. 1 - 03/10/08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 10 of 48
3 Pin-out
3.1 Pin table
Ball Signal I/O Function
Internal PULL
UP/DOWN
Type
SDIO
A1 SDIO[0]
I/O
SDIO DATA[0] (or SPI MISO) 10KOhm pull-up SDIO (or SPI)
B2 SDIO[1]
I/O SDIO DATA[1]
(or SPI INTERRUPT)
10KOhm pull-up SDIO (or SPI)
A2 SDIO[2]
I/O
SDIO DATA[2] 10KOhm pull-up SDIO
B3 SDIO[3]
I/O SDIO DATA[3]
(or SPI CHIP SELECT)
10KOhm pull-up SDIO (or SPI)
A3 SDIO_CLK
I/O SDIO CLOCK
(or SPI CLOCK)
- SDIO (or SPI)
A4 SDIO_CMD
I/O
SDIO CMD (or SPI MOSI ) 10KOhm pull-up SDIO (or SPI)
Testing and Certification
C3 TEST_1 O Test line n. 1 - TEST
C4 TEST_2 I Test line n. 2 - TEST
C5 TEST_3 I Test line n. 3 - TEST
D5 TEST_4 I Test line n. 4 - TEST
Miscellaneous Functions
B1 EN_A* I Enable/shut-down 10KOhm pull-up control
C1 MR_RESET* I Manual reset
100KOhm pull-
up control
D1 EN_B* I Enable/shut-down 10KOhm pull-up control
D2 RESET I Reset for host processor
47KOhm pull-
down control
H5 RF_ANT RF RF output - antenna
Power Supply
E1 VDD PWR Power input pin - power supply
E2 VDD PWR Power input pin - power supply
F1 VCC_A PWR Power input pin - power supply
F2 VCC_A PWR
Power input pin
- power supply
F3 VCC_A PWR
Power input pin
- power supply
RESERVED
1
A5 N.C.
A6 N.C.
1
All the reserved pins must be kept not connected (N.C.)