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IS31SE5117 EVB User Manual

Lumissil Microsystems – www.lumissil.com

Rev. B, 10/25/2020

Note: All the expressed number will be treated as hex, i.e. 16 is 22 in decimal

Note: only one bye data can be read

22:16:45:238

Read data from register address 07

Содержание LUMISSIL IS31SE5117

Страница 1: ...IS31SE5117 IS32SE5117 EVB User Manual Lumissil Microsystems www lumissil com Rev A 09 20 2020 IS31SE5117 IS32SE5117 EVB User Manual Revision A Publication Sep 2020...

Страница 2: ...itching 14 5 2 Gain Setting 14 5 3 Threshold of Key 14 5 4 Value of KEY 15 5 5 Key and interrupt enable 15 5 6 Key Calibration 16 5 7 Noise Display and Threshold Setting 16 5 8 KEY Value Display 17 6...

Страница 3: ...ider Type 28 10 2 Slider Key Calibration Not yet to finish 28 11 Output Setting 30 12 I2C Communication 31 12 1 I2C Communication Example1 Touch Key 31 13 Debug Customer Target Board Based On GUI 33 1...

Страница 4: ...21 The noise lights of the KEY 16 Figure 22 The value of the KEY 17 Figure 23 Setting page of GUI 18 Figure 24 MAX_DURATION_TIME_SET option 18 Figure 25 AUTO_CLEAR_INT_SET option 19 Figure 26 INTB ac...

Страница 5: ...IS31SE5117 EVB User Manual Lumissil Microsystems www lumissil com 4 Rev B 10 25 2020 1 HARDWARE ENVIRONMENT 1 1 Appearance of Evaluation Board EVB Figure 1 Photo of IS31SE5117 Evaluation Board...

Страница 6: ...EVB User Manual Lumissil Microsystems www lumissil com 5 Rev B 10 25 2020 Figure 2 Photo of Slider Board and Wheel Board 1 2 Connection Block Diagram Figure 3 IS31SE5117 Evaluation Board connection bl...

Страница 7: ...31SE5117 EVB User Manual Lumissil Microsystems www lumissil com 6 Rev B 10 25 2020 1 3 Schematic of Evaluation Board Figure 4 Schematic of IS31SE5117 Evaluation Board Figure 5 Schematic of Slider Boar...

Страница 8: ...el Board 1 4 ORDERING INFORMATION Part No Temperature Range Package IS31SE5117 QFLS3 EBGUI 40 C 105 C QFN 24 Lead free Table 1 Ordering Information For pricing delivery and ordering information please...

Страница 9: ...e downloaded as below link and install it https www microsoft com en us download confirmation aspx id 24872 2 2 Run GUI Program GUI operation process is as follows I2C Slave Address AD Pin Select Writ...

Страница 10: ...SE5117 EVB User Manual Lumissil Microsystems www lumissil com 9 Rev B 10 25 2020 Figure 8 Connection of IS31SE5117 evaluation board and EzISP board 1 Execute GUI program file name TouchKeyGUI_5117_rls...

Страница 11: ...ect the correct AD value If the selected AD value is correct the Connect Status will be displayed as Connect with a green box and the following settings can be selected Otherwise the Connect Status wi...

Страница 12: ...file of the previous GUI settings into the computer Figure 11 GUI export import options 3 3 Write Parameters to Flash As shown in Error Reference source not found Figure 15 below the user can write th...

Страница 13: ...IS31SE5117 EVB User Manual Lumissil Microsystems www lumissil com 12 Rev B 10 25 2020 Figure 12 GUI write parameters to Flash options...

Страница 14: ...h keys Slider1 Slider2 Shield and GPIO functions The functions that can be set for each IO pin are mutually exclusive AD pin can be set as KEY15 If the IO pin is selected as a touch key it can be used...

Страница 15: ...2 Gain Setting The button GAIN_SET in the blue box in Figure 14 above is used to set gain for the touch keys The gain could be set in 1 16 levels by pulling the scroll bar and the current gain value w...

Страница 16: ...UE is the current touch key value It shows environmental capacitance if there is no object close to touch key The corresponding value will be display in the box when pressing KEYs KEY0 KEY15 on EVB Th...

Страница 17: ...e turned off even though key is pressed Note If KEY is set to GPIO High or GPIO low on the IO CONFIG page the INT_EN corresponding to KEY will also be disabled 5 6 Key Calibration As shown in Figure 2...

Страница 18: ...he key threshold setting the touch key will be considered to be an ambient noise disturbance And corresponding noise display will turn red 5 8 KEY Value Display The key value will be shown in the red...

Страница 19: ...ximum pressing duration time function enable Checking is enable no checking is disable MAX_DURATION_TIME is the maximum pressing duration time setting Unit is second When pressing time is over MAX_DUR...

Страница 20: ...ENABLE is disabled only reading 02h and 03h registers will releae the INTB pin otherwise it will keep low Figure 26 INTB action when AUTO_CLEAR_INT_ENABLE is disabled When AUTO_CLEAR_INT_ENABLE is ena...

Страница 21: ...es the spread spectrum sweep rate If SPREAD_SPECTRUM_SWEEP_RATE 0 then the spread spectrum is disabled SPREAD_SPECTRUM_AMPLITUDE is defines the amplitude of spread spectrum frequency change The settin...

Страница 22: ...AT_SET Interrupt Repeat Setting As shown in Figure 30 below Figure 30 INT_REPEAT_SET option INT_MODE_SELECT is INT_MODE mode setting System generates one interrupt only by pressing or releasing keys w...

Страница 23: ...en as the final key value to improve the scanning stability SAMPLE_TIME_SET is single sampling time for SAMPLE_CNT_SET then sampling time for each key is SAMPLE_TIME_SET SAMPLE_CNT_SET The larger valu...

Страница 24: ...ble the corresponding key and system will be waked up as key value arrives the wake up threshold WAKE_THRESHOLD WAKE_THRESHOLD_SET is used to set the key threshold for waking up from SLEEP Mode Input...

Страница 25: ...scharging time by actual application Scanning frequency is set as shown in Figure 37 Figure 37 SCANNING_FREQUENCY_SET option FIRST SCAN FRE SET is the first scanning frequency setting SECOND SCAN FRE...

Страница 26: ...one parameter for sleep wake up period are setting as shown in Figure 38 In the SETTIN 2 window all the SETTING parameters must adjust to evaluation board of IS31SE5117 The customer didn t be encourag...

Страница 27: ...is a name for one of Touch Key technologies in Lumissil TK3 uses dual slople technology to design charge charging among an internal charge capacitor an external reference capacitor and the Touch Key...

Страница 28: ...the current value of KEY0 KEY15 Currently IS31SE5117 EVB only supports KEY0 KEY10 As shown in Figure 40 history value of KEYs will be checked by pulling the scroll bar Users can uncheck the KEY ENABL...

Страница 29: ...ombined Figure 41 Slider page of GUI 10 1 Slider Type As shown in Figure 42 below Users can set the following slider types Set the slider type through the IO CONFIG page in Figure 13 Slider Bar Open e...

Страница 30: ...er Manual Lumissil Microsystems www lumissil com 29 Rev B 10 25 2020 Note If no touch is detected within 3 seconds after pressing the calibration button the calibration process will end Figure 43 Slid...

Страница 31: ...hardware layout status The format of rules are as follows 1 Select the input Touch Keys 2 Select the output GPIOs 3 Select the reaction of the output GPIO to the related input Touch Keys There are two...

Страница 32: ...ach command and command the delay setting range is 10ms 1000ms Note Please select the correct I2C address according to the setting of the AD pin switch on the EVB Please refer to Table 2 Figure 45 I2C...

Страница 33: ...al Lumissil Microsystems www lumissil com 32 Rev B 10 25 2020 Note All the expressed number will be treated as hex i e 16 is 22 in decimal Note only one bye data can be read 22 16 45 238 3C Read data...

Страница 34: ...k diagram of EzISP Board connected to the custom target board As shown in Figure 47 below the EzISP Board only needs 4 pins to connect to the custom target board which are VDD GND SCL and SDA Figure 4...

Страница 35: ...117 EVB User Manual Lumissil Microsystems www lumissil com 34 Rev B 10 25 2020 14 REVISION HISTORY Revision Detail Information Date A Initial release 2020 09 20 B Modified I2C communication table 2020...

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