User's Manual
Table Of Contents
- Contents
- Tables
- Figures
- 1 Introduction
- 2 Interface Characteristics
- 2.1 Application Interface
- 2.2 RF Antenna Interface
- 2.3 Sample Application
- 3 Operating Characteristics
- 3.1 Operating Modes
- 3.2 Power Up/Power Down Scenarios
- 3.3 Power Saving
- 3.4 Power Supply
- 3.5 Operating Temperatures
- 3.6 Electrostatic Discharge
- 3.7 Blocking against RF on Interface Lines
- 3.8 Reliability Characteristics
- 4 Mechanical Dimensions, Mounting and Packaging
- 5 Regulatory and Type Approval Information
- 6 Document Information
- 7 Appendix
Cinterion
®
ELS61-AUS Hardware Interface Description
2.1 Application Interface
52
ELS61-AUS_HID_v00.031 2016-06-03
Confidential / Preliminary
Page 34 of 102
The following figure shows the startup behavior of the GPIO interface. With an active state of
the ASC0 interface (i.e. CTS0 is at low level) the initialization of the GPIO interface lines is also
finished.
*) For pull down values see Table 10.
Figure 13: GPIO startup behavior
GPIO1 - 8 PD
CTS0
ON
EMERG_RST
Power supply active
Start up
Firmware
initialization
Command interface
initialization
Interface
active
Reset
state
V180
VCORE
GPIO11 - 24
PD