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Summary of Contents for Quectel UC20
- Page 1 Produkt dostpny w sklepie www.Soyter.pl <--- kliknij UC20 EVB User Guide UMTS/HSPA Module Series Rev: UC20_EVB_User_Guide_V1.2 Date: 2014-02-17 www.quectel.com...
- Page 2 QUECTEL OFFERS THIS INFORMATION AS A SERVICE TO ITS CUSTOMERS. THE INFORMATION PROVIDED IS BASED UPON CUSTOMERS’ REQUIREMENTS. 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 LIABILITY FOR ANY INJURY, LOSS OR DAMAGE OF ANY KIND INCURRED BY USE OF OR RELIANCE UPON THE INFORMATION.
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Page 3: About The Document
2013-11-14 Radom XIANG application. Added more information about UMTS module operation. Clarified USB_VBUS can be used as power supply of UC20-TE-A module only in the 2014-02-17 Radom XIANG download mode. Added reference document for USB driver installation in Table 14. -
Page 4: Table Of Contents
Power On UC20-TE-A....................26 4.1.2. Power On UC20 Mini PCIe .................... 26 4.2. Power Off UC20-TE-A and UC20 Mini PCIe ................. 27 4.3. Reset UC20-TE-A and UC20 Mini PCIe ................27 4.4. Communication via USB or UART Interface ................. 27 4.4.1. - Page 5 UC20 EVB User Guide Table Index TABLE 1: FEATURES ............................8 TABLE 2: INTERFACES OF UC20 EVB ......................9 TABLE 3: ACCESSORIES LIST ......................... 11 TABLE 4: PIN ASSIGNMENT OF USB DEVICE INTERFACE J601 ..............15 TABLE 5: PIN ASSIGNMENT OF J404 ......................17 TABLE 6: PIN ASSIGNMENT OF J401 ......................
- Page 6 FIGURE 19: STATUS LEDS ..........................23 FIGURE 20: TEST POINTS ..........................24 FIGURE 21: SELECT THE USB DM PORT TO UPDATE FIRMWARE ............28 FIGURE 22: UC20 EVB AND ACCESSORIES EQUIPMENT ................29 UC20_EVB_User_Guide Confidential / Released 5 / 30...
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Page 7: Introduction
If not so, Quectel does not take on any liability for customer failure to comply with these precautions. - Page 8 Produkt dostpny w sklepie www.Soyter.pl <--- kliknij UMTS/HSPA Module Series UC20 EVB User Guide Your cellular terminal or mobile contains a transmitter and receiver. When it is ON , it receives and transmits radio frequency energy. RF interference can occur if it is used close to TV set, radio, computer or other electric equipment.
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Page 9: General Overview
UC20 EVB User Guide General Overview Quectel supplies UC20-EVB kit for designers to develop applications based on the UC20-TE-A module and UC20 Mini PCIe module. This EVB can test all functionalities of these two modules. 2.1. Key Features Table 1: Features... -
Page 10: System Overview
S202 It’s just used to turn on/off the UC20-TE-A module. PWRKEY J202 Jumper is used to connect PWRKEY to GND. Reset push button. It’s used to reset the UC20-TE-A module and RESET S203 UC20 Mini PCIe module. UC20_EVB_User_Guide Confidential / Released... - Page 11 J302 COM2 Reserved. (bottom side) D103 is VBAT ON/OFF indicator. D103, D101, D101 is used for either UC20-TE-A module or UC20 Mini PCIe LEDs D607, D104, module. D102 D607, D104 and D102 are used only for indicating the status of UC20-TE-A module.
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Page 12: Evb View
Figure 2: EVB Top View NOTE UC20-TE-A and UC20 Mini PCIe use the same 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. -
Page 13: Figure 3: Evb Accessories
Produkt dostpny w sklepie www.Soyter.pl <--- kliknij UMTS/HSPA Module Series UC20 EVB User Guide USB to UART converter cable Cables USB cable RF cable Main Antenna Antennas GNSS Antenna (passive) Audio Earphone Disk USB2.0 to RS232 driver and USB driver disk... -
Page 14: Interface Application
It also provides information about LEDs, buttons and test points to help you use the UC20 EVB. 3.1. Power Interface The power supply of UC20 EVB could come from the external input which is connected with power 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 voltage (VDD_3.3) after a LDO power is supplied to UC20 Mini PCIe module. -
Page 15: Usb Device Interface
USB_VBUS to supply power due to current limitation. 3.2. USB Device Interface Both UC20-TE-A and UC20 Mini PCIe provide a USB 2.0 interface which complies with USB 2.0 standard for high-speed (480Mbps) functions. It is used for AT command, data transmission, firmware upgrade and GNSS NMEA output. -
Page 16: Audio Interface
UMTS/HSPA Module Series UC20 EVB User Guide UC20 EVB provides a Micro-USB receptacle J601 to connect a host device. The USB data lines USB_DP and USB_DM are connected directly to the UC20-TE-A and UC20 Mini PCIe. Figure 7: Circuit of USB Interface... -
Page 17: Loud Speaker (J402)
Produkt dostpny w sklepie www.Soyter.pl <--- kliknij UMTS/HSPA Module Series UC20 EVB User Guide UMTS Module MCLK MIC_BIAS MIC+ BCLK PCM_CLK MIC- PCM_SYNC CODEC PCM_OUT DACIN NAU8814 PCM_IN ADCOUT SPKOUT+ I2C_SCL SCLK SDIN I2C_SDA SPKOUT- UC20 EVB 1.8V Figure 8: Audio Codec Circuit 3.3.1. -
Page 18: Table 5: Pin Assignment Of J404
Produkt dostpny w sklepie www.Soyter.pl <--- kliknij UMTS/HSPA Module Series UC20 EVB User Guide Close to Socket Differential layout 10uF U401 75pF 15pF MIC- MIC+ AGND Codec J404 22uF Close to Socket Audio Jack NAU8814 SPKOUT+ 15pF 75pF AGND AGND... -
Page 19: Handset (J401)
Produkt dostpny w sklepie www.Soyter.pl <--- kliknij UMTS/HSPA Module Series UC20 EVB User Guide The following figure shows the sketch of audio plug which suits for the audio jack on UC20 EVB. Figure 12: The Sketch of Audio Plug 3.3.3. Handset (J401) A handset can be used in audio interface J401. -
Page 20: Sim Card Interface
The UC20 EVB has two integrated SIM card interfaces. A suitable SIM card (3V or 1.8V) is required to start the UMTS module. The 8pin SIM card holder J502 placed on the UC20 EVB is from type Molex, and the 6pin SIM card holder J503 is not used. Figure 14 shows the simplified interface schematic for J502. -
Page 21: Table 7: Pin Assignment Of J502
7 is connected to pin 8. SIM_PRESENCE SIM card detection. NOTES 1. UC20 Mini PCIe does not support SIM card detection. 2. The SIM card detection function of UC20-TE-A is disabled by default. UC20_EVB_User_Guide Confidential / Released 20 / 30... -
Page 22: Uart Interface
UC20 EVB offers two UART interfaces: COM1 (Main UART port) and COM2. And COM2 is reserved. The UART interface COM1 of the UC20 EVB is intended for the communication between the module and the host application. This interface can be used for data transmission and AT communication. -
Page 23: Switch And Buttons
RS232_CTS Clear to send. RS232_RI Ring indicator. 3.6. Switch and Buttons UC20 EVB comprises two buttons (S202 and S203) and one switch (S201). Figure 18 shows the switch and buttons. Figure 18: Switch and Buttons UC20_EVB_User_Guide Confidential / Released 22 / 30... -
Page 24: Status Leds
S203 Press the button for more than 150ms and then release to reset the module. 3.7. Status LEDs UC20 EVB comprises several status LEDs (D103, D101, D607, D104, D102). Figure 19 shows the position of LEDs. Figure 19: Status LEDs... -
Page 25: Test Points
J401 Pin Pin Name Description Converted from UC20-TE-A Main UART’s TXD. Connected directly to UC20 Mini PCIe UART’s TXD. Converted from UC20-TE-A Main UART’s CTS. Connected directly to UC20 Mini PCIe UART’s RTS. Converted from UC20-TE-A Main UART’s DTR. Connected directly to UC20 Mini PCIe UART’s DTR. - Page 26 Produkt dostpny w sklepie www.Soyter.pl <--- kliknij UMTS/HSPA Module Series UC20 EVB User Guide Connected directly to UC20 Mini PCIe UART’s CTS. Converted from UC20-TE-A Main UART’s DCD. Connected directly to UC20 Mini PCIe UART’s DCD. Converted from UC20-TE-A Main UART’s RI.
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Page 27: Operation Of Umts Module
Others. 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 power-on mode. 2. Pull S201 to ON state, D103 will be light and indicates power supply for EVB is ready. D101 (STATUS) will be light which indicates the network registration mode. -
Page 28: Power Off Uc20-Te-A And Uc20 Mini Pcie
One way is to execute AT command AT+QPOWD (refer to document [2]). It is the best and safest approach. It logs off the network and saves data before it is shut down. This way suits for UC20-TE-A module and UC20 Mini PCIe module, but UC20 Mini PCIe module will be powered on again after shut-down. -
Page 29: Communication Via Uart Interface
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. Open the firmware upgrade tool “QFlash” in the PC and power on the UMTS module. -
Page 30: Uc20 Evb Accessories Assembly
Produkt dostpny w sklepie www.Soyter.pl <--- kliknij UMTS/HSPA Module Series UC20 EVB User Guide UC20 EVB Accessories Assembly Figure 22: UC20 EVB and Accessories Equipment UC20_EVB_User_Guide Confidential / Released 29 / 30... -
Page 31: Appendix Reference
Produkt dostpny w sklepie www.Soyter.pl <--- kliknij UMTS/HSPA Module Series UC20 EVB User Guide Appendix Reference Table 14: Related Documents Document Name Remark Install USB driver of UC20 module in Quectel_UC20_Windows_USB_Driver_User_Guide Windows XP/Vista/7/8. Quectel_UC20_AT_Commands_Manual UC20 AT Commands Manual. UC20_EVB_User_Guide Confidential / Released...