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UMTS/HSPA Module Series

UC20 EVB User Guide

UC20_EVB_User_Guide Confidential / Released 10 / 30

Micro USB

J601

USB device interface.

Audio

J402

Used for loud speaker.

J404

Used for

Ф2.5mm earphone.

J401

(bottom side)

Used for handset.

SIM

J502

SIM card holder.

J503

(bottom side)

SIM card holder (not used).

COM1

J301

(bottom side)

Main UART port.

COM2

J302

(bottom side)

Reserved.

LEDs

D103, D101,

D607, D104,

D102

D103 is VBAT ON/OFF indicator.

D101 is used for either UC20-TE-A module or UC20 Mini PCIe

module.

D607, D104 and D102 are used only for indicating the status of

UC20-TE-A module.

UC20-TE-A

J101

UC20-TE-A connector.

UC20 Mini PCIe

J801

Mini PCI Express connector for UC20 Mini PCIe module.

VBAT

J102

Jumper used for VBAT voltage test.

VDD_3.3

J702

Jumper used for VDD_3.3 voltage test.

Test Points

J701, J603,

J604

J701 has 30 test pins, J603 and J604 are internally used.

Quectel

Condidential

Produkt dostpny w sklepie www.Soyter.pl <--- kliknij

Содержание UC20

Страница 1: ...UC20 EVB User Guide UMTS HSPA Module Series Rev UC20_EVB_User_Guide_V1 2 Date 2014 02 17 www quectel com Produkt dostpny w sklepie www Soyter pl kliknij...

Страница 2: ...IREMENTS QUECTEL MAKES EVERY EFFORT TO ENSURE THE QUALITY OF THE INFORMATION IT MAKES AVAILABLE QUECTEL DOES NOT MAKE ANY WARRANTY AS TO THE INFORMATION CONTAINED HEREIN AND DOES NOT ACCEPT ANY LIABIL...

Страница 3: ...XIANG 1 Added new interface of Mini PCIe 2 Updated general overview and interface application 3 Added more information about UMTS module operation 1 2 2014 02 17 Radom XIANG 1 Clarified USB_VBUS can b...

Страница 4: ...ker J402 16 3 3 2 Earphone J404 16 3 3 3 Handset J401 18 3 4 SIM Card Interface 19 3 5 UART Interface 21 3 6 Switch and Buttons 22 3 7 Status LEDs 23 3 8 Test Points 24 4 Operation of UMTS Module 26 4...

Страница 5: ...601 15 TABLE 5 PIN ASSIGNMENT OF J404 17 TABLE 6 PIN ASSIGNMENT OF J401 19 TABLE 7 PIN ASSIGNMENT OF J502 20 TABLE 8 PIN ASSIGNMENT OF J301 22 TABLE 9 DESCRIPTION OF SWITCH AND BUTTONS 23 TABLE 10 DES...

Страница 6: ...KER CIRCUIT 16 FIGURE 10 EARPHONE CIRCUIT 17 FIGURE 11 PIN ASSIGNMENT OF J404 17 FIGURE 12 THE SKETCH OF AUDIO PLUG 18 FIGURE 13 HANDSET CIRCUIT 18 FIGURE 14 SIMPLIFIED SIM CARD INTERFACE SCHEMATIC 19...

Страница 7: ...cident You must comply with laws and regulations restrcting the use of wireless devices while driving Switch off the cellular terminal or mobile before boarding an aircraft Make sure it switched off T...

Страница 8: ...o computer or other electric equipment In locations with potencially explosive atmospheres obey all posted signs to turn off wireless devices such as your phone or other cellular terminals Areas with...

Страница 9: ...3 3 3V at J702 SIM Interface SIM card 8 pins connector with front tray loading and support card detection Support SIM card 3V and 1 8V Audio Interface Analog interface used for loud speaker earphone a...

Страница 10: ...LEDs 2 1 30 29 2 1 2 1 10 9 10 9 5 1 9 6 1 5 6 9 1 51 2 52 99 1 100 2 Figure 1 System Overview 2 3 Interface Overview Table 2 Interfaces of UC20 EVB Interface Reference number Description Power Supply...

Страница 11: ...LEDs D103 D101 D607 D104 D102 D103 is VBAT ON OFF indicator D101 is used for either UC20 TE A module or UC20 Mini PCIe module D607 D104 and D102 are used only for indicating the status of UC20 TE A mo...

Страница 12: ...ame EVB however they cannot be enabled at the same time 2 5 EVB Accessories All the items of EVB kit are listed in Table 3 and Figure 3 below Please contact the supplier if there is something missing...

Страница 13: ...Antenna Bolts and Nuts Figure 3 EVB Accessories The main antenna can also be used as diversity reception Cables USB to UART converter cable 1 USB cable 1 RF cable 2 Antennas Main Antenna 2 GNSS Antenn...

Страница 14: ...jack on the EVB board The power jack not only connects a step down converter which can provide the supply voltage VBAT required for operating EVB and UC20 TE A module but also provides a correct volta...

Страница 15: ...mode USB_VBUS can be used to supply power to UC20 TE A module While in other modes it is not recommended to use USB_VBUS to supply power due to current limitation 3 2 USB Device Interface Both UC20 TE...

Страница 16: ...and UC20 Mini PCIe just provide digital audio interface PCM UC20 EVB equips an external audio codec called NAU8814 Figure 8 shows the audio codec circuit The UC20 EVB provides three analog audio inte...

Страница 17: ...J402 Figure 9 shows the loud speaker circuit with external audio Class D amplifier And the name of the J402 pins has been marked on the EVB SPKOUT SPKOUT Differential layout Amplifier circuit 1nF 1nF...

Страница 18: ...GND Codec NAU8814 10uF Close to Socket AGND ESD ESD Audio Jack 22uF U401 J404 3 4 2 1 Figure 10 Earphone Circuit 1 2 3 4 5 Figure 11 Pin Assignment of J404 Table 5 Pin Assignment of J404 J404 Pin Pin...

Страница 19: ...dio Plug 3 3 3 Handset J401 A handset can be used in audio interface J401 Figure 13 shows the circuit of audio interface J401 for handset And the name of the corresponding pins has been marked on the...

Страница 20: ...pe Molex and the 6pin SIM card holder J503 is not used Figure 14 shows the simplified interface schematic for J502 SIM card holder SIM_VDD SIM_CLK SIM_DATA SIM_RST SIM_GND SIM_PRESENCE J801 J101 UC20...

Страница 21: ...on function of UC20 TE A is disabled by default J502 Pin Signal Name I O Function 1 GND Ground 2 VPP Not connected 3 SIM_DATA I O Data line bi directional 4 SIM_CLK O SIM card clock 5 SIM_RST O SIM ca...

Страница 22: ...r the communication between the module and the host application This interface can be used for data transmission and AT communication The following figure shows the UART block diagram on UC20 EVB J801...

Страница 23: ...Figure 18 shows the switch and buttons Figure 18 Switch and Buttons J301 Pin Signal Name I O Description 1 RS232_DCD O Data carrier detection 2 RS232_RXD I Receive data 3 RS232_TXD O Transmit data 4...

Страница 24: ...202 It s just used to turn on off the UC20 TE A module Press the button for at least 100ms to turn on the module Press the button for at least 0 6s and then release to turn off the module S203 It s us...

Страница 25: ...ODE indicate the module network registration mode Bright registered to 3G network Extinct others None D102 NET_STATUS indicate the module network activity status Blinking at a certain frequency accord...

Страница 26: ...nnected directly to UC20 Mini PCIe UART s CTS 20 DCD Converted from UC20 TE A Main UART s DCD Connected directly to UC20 Mini PCIe UART s DCD 18 RI Converted from UC20 TE A Main UART s RI Connected di...

Страница 27: ...04 Table 12 Indication of D102 and D104 4 1 2 Power On UC20 Mini PCIe 1 Connect the UC20 Mini PCIe module to the connector J801 on UC20 EVB charge in the 5V power adapter the module will be in the pow...

Страница 28: ...Mini PCIe The emergency restart option is only used in the case of emergency For example the software does not respond for more than 5 seconds due to some serious problems Pull down the UMTS module s...

Страница 29: ...er on PC 4 Power on the UMTS module and operate the UMTS module via AT commands 4 5 Firmware Upgrade UC20 upgrades firmware via USB port by default follow the procedures below to upgrade firmware 1 Op...

Страница 30: ...ries UC20 EVB User Guide UC20_EVB_User_Guide Confidential Released 29 30 5 UC20 EVB Accessories Assembly Figure 22 UC20 EVB and Accessories Equipment Quectel Condidential Produkt dostpny w sklepie www...

Страница 31: ...endix Reference Table 14 Related Documents SN Document Name Remark 1 Quectel_UC20_Windows_USB_Driver_User_Guide Install USB driver of UC20 module in Windows XP Vista 7 8 2 Quectel_UC20_AT_Commands_Man...

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