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SX1508QBIULTRT Datasheet(PDF) 30 Page - Semtech Corporation |
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SX1508QBIULTRT Datasheet(HTML) 30 Page - Semtech Corporation |
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30 / 42 page  ADVANCED COMMUNICATIONS & SENSING Rev 3 – 9 th Sept. 2010 30 www.semtech.com SX1507QB/SX1508QB/SX1509QB World’s Lowest Voltage Level Shifting GPIO with LED Driver and Keypad Engine 5.3 SX1509QB 16-channel GPIO with LED Driver and Keypad Engine Address Name Description Default Device and IO Banks 0x00 RegInputDisableB Input buffer disable register - I/O[15-8] (Bank B) 0000 0000 0x01 RegInputDisableA Input buffer disable register - I/O[7-0] (Bank A) 0000 0000 0x02 RegLongSlewB Output buffer long slew register - I/O[15-8] (Bank B) 0000 0000 0x03 RegLongSlewA Output buffer long slew register - I/O[7-0] (Bank A) 0000 0000 0x04 RegLowDriveB Output buffer low drive register - I/O[15-8] (Bank B) 0000 0000 0x05 RegLowDriveA Output buffer low drive register - I/O[7-0] (Bank A) 0000 0000 0x06 RegPullUpB Pull-up register - I/O[15-8] (Bank B) 0000 0000 0x07 RegPullUpA Pull-up register - I/O[7-0] (Bank A) 0000 0000 0x08 RegPullDownB Pull-down register - I/O[15-8] (Bank B) 0000 0000 0x09 RegPullDownA Pull-down register - I/O[7-0] (Bank A) 0000 0000 0x0A RegOpenDrainB Open drain register - I/O[15-8] (Bank B) 0000 0000 0x0B RegOpenDrainA Open drain register - I/O[7-0] (Bank A) 0000 0000 0x0C RegPolarityB Polarity register - I/O[15-8] (Bank B) 0000 0000 0x0D RegPolarityA Polarity register - I/O[7-0] (Bank A) 0000 0000 0x0E RegDirB Direction register - I/O[15-8] (Bank B) 1111 1111 0x0F RegDirA Direction register - I/O[7-0] (Bank A) 1111 1111 0x10 RegDataB Data register - I/O[15-8] (Bank B) 1111 1111 * 0x11 RegDataA Data register - I/O[7-0] (Bank A) 1111 1111 * 0x12 RegInterruptMaskB Interrupt mask register - I/O[15-8] (Bank B) 1111 1111 0x13 RegInterruptMaskA Interrupt mask register - I/O[7-0] (Bank A) 1111 1111 0x14 RegSenseHighB Sense register for I/O[15:12] 0000 0000 0x15 RegSenseLowB Sense register for I/O[11:8] 0000 0000 0x16 RegSenseHighA Sense register for I/O[7:4] 0000 0000 0x17 RegSenseLowA Sense register for I/O[3:0] 0000 0000 0x18 RegInterruptSourceB Interrupt source register - I/O[15-8] (Bank B) 0000 0000 0x19 RegInterruptSourceA Interrupt source register - I/O[7-0] (Bank A) 0000 0000 0x1A RegEventStatusB Event status register - I/O[15-8] (Bank B) 0000 0000 0x1B RegEventStatusA Event status register - I/O[7-0] (Bank A) 0000 0000 0x1C RegLevelShifter1 Level shifter register 0000 0000 0x1D RegLevelShifter2 Level shifter register 0000 0000 0x1E RegClock Clock management register 0000 0000 0x1F RegMisc Miscellaneous device settings register 0000 0000 0x20 RegLEDDriverEnableB LED driver enable register - I/O[15-8] (Bank B) 0000 0000 0x21 RegLEDDriverEnableA LED driver enable register - I/O[7-0] (Bank A) 0000 0000 Debounce and Keypad Engine 0x22 RegDebounceConfig Debounce configuration register 0000 0000 0x23 RegDebounceEnableB Debounce enable register - I/O[15-8] (Bank B) 0000 0000 0x24 RegDebounceEnableA Debounce enable register - I/O[7-0] (Bank A) 0000 0000 0x25 RegKeyConfig1 Key scan configuration register 0000 0000 0x26 RegKeyConfig2 Key scan configuration register 0000 0000 0x27 RegKeyData1 Key value (column) 1111 1111 0x28 RegKeyData2 Key value (row) 1111 1111 LED Driver (PWM, blinking, breathing) 0x29 RegTOn0 ON time register for I/O[0] 0000 0000 0x2A RegIOn0 ON intensity register for I/O[0] 1111 1111 0x2B RegOff0 OFF time/intensity register for I/O[0] 0000 0000 0x2C RegTOn1 ON time register for I/O[1] 0000 0000 0x2D RegIOn1 ON intensity register for I/O[1] 1111 1111 0x2E RegOff1 OFF time/intensity register for I/O[1] 0000 0000 0x2F RegTOn2 ON time register for I/O[2] 0000 0000 0x30 RegIOn2 ON intensity register for I/O[2] 1111 1111 0x31 RegOff2 OFF time/intensity register for I/O[2] 0000 0000 0x32 RegTOn3 ON time register for I/O[3] 0000 0000 0x33 RegIOn3 ON intensity register for I/O[3] 1111 1111 0x34 RegOff3 OFF time/intensity register for I/O[3] 0000 0000 0x35 RegTOn4 ON time register for I/O[4] 0000 0000 0x36 RegIOn4 ON intensity register for I/O[4] 1111 1111 0x37 RegOff4 OFF time/intensity register for I/O[4] 0000 0000 0x38 RegTRise4 Fade in register for I/O[4] 0000 0000 |
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