Quectel SC20-EL Manual page 10

Smart LTE Module Series
Smart EVB User Guide
Figure Index
FIGURE 1: SMART EVB INTERFACE OVERVIEW ........................................................................................... 11
FIGURE 2: SMART EVB TOP VIEW ................................................................................................................. 13
FIGURE 3: SMART EVB BOTTOM VIEW ......................................................................................................... 14
FIGURE 4: SMART EVB KIT ACCESSORIES .................................................................................................. 14
FIGURE 5: SIMPLIFIED POWER SUPPLY SCHEMATIC OF SMART EVB..................................................... 16
FIGURE 6: POWER SUPPLY INTERFACES .................................................................................................... 17
FIGURE 7: REFERENCE DESIGN FOR TOUCH PANEL INTERFACE ........................................................... 17
FIGURE 8: PIN ASSIGNMENT OF TOUCH PANEL INTERFACE .................................................................... 18
FIGURE 9: REFERENCE DESIGN FOR LCM INTERFACE ............................................................................ 19
FIGURE 10: PIN ASSIGNMENT OF LCM INTERFACE ................................................................................... 20
FIGURE 11: REFERENCE CIRCUIT DESIGN FOR CAMERA INTERFACES ................................................. 21
FIGURE 12: CAMERA INTERFACES WITH CAMERAS ASSEMBLED ........................................................... 22
FIGURE 13: SIMPLIFIED INTERFACE SCHEMATIC FOR SD CARD INTERFACE ....................................... 22
FIGURE 14: PIN ASSIGNMENT OF SD CARD INTERFACE ........................................................................... 23
FIGURE 15: REFERENCE CIRCUIT DESIGN FOR USB INTERFACE ........................................................... 24
FIGURE 16: PIN ASSIGNMENT OF MICRO USB INTERFACE ....................................................................... 24
FIGURE 17: REFERENCE CIRCUIT DESIGN FOR LOUDSPEAKER INTERFACE ....................................... 25
FIGURE 18: REFERENCE CIRCUIT DESIGN FOR HEADPHONE INTERFACE ........................................... 26
FIGURE 19: PIN ASSIGNMENT OF HEADPHONE INTERFACE .................................................................... 26
FIGURE 20: SKETCH OF AUDIO PLUG .......................................................................................................... 27
FIGURE 21: REFERENCE CIRCUIT DESIGN FOR MICROPHONE AND EARPHONE INTERFACES ......... 28
FIGURE 22: SIMPLIFIED INTERFACE SCHEMATIC FOR (U)SIM1 CARD CONNECTOR (J503) ................. 28
FIGURE 23: PIN ASSIGNMENT OF (U)SIM1 CARD CONNECTOR (J503) .................................................... 29
FIGURE 24: BLOCK DIAGRAM OF DEBUG UART PORT (J604) ................................................................... 30
FIGURE 25: PIN ASSIGNMENT OF DEBUG UART PORT (J604) ................................................................... 30
FIGURE 26: SWITCHES AND BUTTONS ........................................................................................................ 32
FIGURE 27: STATUS INDICATION LEDS ........................................................................................................ 33
FIGURE 28: PIN ASSIGNMENT OF J904 ......................................................................................................... 34
FIGURE 29: REFERENCE CIRCUIT DESIGN FOR FLASHLIGHT INTERFACE ............................................ 35
FIGURE 30: FLASHLIGHT ................................................................................................................................ 36
FIGURE 31: REFERENCE CIRCUIT DESIGN FOR VIBRATOR ..................................................................... 36
FIGURE 32: ERM-TYPE VIBRATOR ................................................................................................................ 37
FIGURE 33: SENSORS .................................................................................................................................... 37
FIGURE 34: LCD DISPLAY INDICATING MODULE'S POWER-ON ................................................................ 38
FIGURE 35: LCD MENU DISPLAY FOR POWERING OFF MODULE ............................................................ 39
FIGURE 36: USB COM PORTS ........................................................................................................................ 40
FIGURE 37: QCOM CONFIGURATION WHEN COMMUNICATING VIA USB INTERFACE .......................... 40
FIGURE 38: USB SERIAL PORT ...................................................................................................................... 41
FIGURE 39: QCOM CONFIGURATION WHEN COMMUNICATING VIA UART INTERFACE ........................ 42
FIGURE 40: FIRMWARE UPGRADE STEPS ................................................................................................... 43
FIGURE 41: SMART EVB AND ACCESSORIES ASSEMBLY .......................................................................... 44
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