Telit Wireless Solutions UC864 10.3, 10.4, 11.1, 11.2, 11.3, 11.4, 11.5, 11.6, 11.7, 11.8, 11.9

Page 4

			UC864-E Hardware User Guide
			1vv0300766a Rev.1 - 31/01/08
10.3	Selection		38
10.4	Electrical Characteristics		39
10.4.1		Input lines (microphone)	39
10.4.2		Output lines (speaker)	40
11 General Purpose I/O			41
11.1	Logic level specifications		42
11.2	Using a GPIO Pad as INPUT		43
11.3	Using a GPIO Pad as OUTPUT		43
11.4	Using the Alarm Output GPIO6		43
11.5	Using the Buzzer Output GPIO7		44
11.6	Indication of network service availability		45
11.7	RTC Bypass out		46
11.8	VAUX1 power output		46
11.9	Mounting UC864-E on your board		47
11.9.1 Debug of the UC864-E in production			48
12 Conformity Assessment Issues			49
13 SAFETY RECOMMANDATIONS			50
14 Document Change Log			51

Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved

page 4 of 51

Image 4

Contents UC864 Hardware User Guide UC864-E Hardware User Guide This document is relating to the following productsContents 10.3 10.411.1 11.2Disclaimer Overview Mechanical Dimensions Length 36.2 mm Width 30 mm Thickness 8mmUC864-E module connections PIN-OUTCmos Reserved 1 UC864-E Antenna connector Pin Signal FunctionHardware Commands Turning on the UC864-E10k Turning OFF the UC864-E Hardware shutdownHardware Unconditional Restart 10k +1.8 Power Supply Power Supply RequirementsUC864-E Hardware User Guide General Design Rules Electrical Design Guidelines1.2 + 12V input Source Power Supply Design Guidelines UC864-E Hardware User Guide Battery Source Power Supply Design Guidelines UC864-E Hardware User Guide Thermal Design Guidelines Power Supply PCB layout Guidelines Antenna Antenna RequirementsAntenna Installation Guidelines Logic level specifications Absolute Maximum Ratings -Not FunctionalOperating Range Interface levels Operating Range Interface levels 1.8V CmosReset signal Serial Ports Absolute Maximum Ratings Not FunctionalSignals of the UC864-E serial port are RS232 level translation UC864-E Hardware User Guide UC864-E Hardware User Guide 5V Uart level translation UC864-E Hardware User Guide USB Port Communication ports combinationsAudio Section Overview GeneralityDefinitions SelectionElectrical Characteristics Input lines microphoneOutput lines speaker EarMT BuffersGeneral Purpose I/O NotLogic level specifications Using a Gpio Pad as Output Using a Gpio Pad as InputUsing the Alarm Output GPIO6 Using the Buzzer Output GPIO7 Indication of network service availability LED status Device StatusOperating Range VAUX1 power supply VAUX1 power outputRTC Bypass out Mounting UC864-E on your board Debug of the UC864-E in production USB Vbus UsbidConformity Assessment Issues Safety Recommandations Document Change Log Revision Date Changes