sx1511b Semtech Corporation, sx1511b Datasheet - Page 23

• Manufacturer Part Number: sx1511b
• Description: World??s Lowest Voltage Level Shifting Gpio With Driver Keypad Engine
• Manufacturer: Semtech Corporation

ADVANCED COMMUNICATIONS & SENSING
Rev 3 – 9
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Set direction to output (RegDir) – by default RegData is set high => LED OFF
Enable oscillator (RegClock)
Configure LED driver clock and mode if relevant (RegMisc)
Enable LED driver operation (RegLEDDriverEnable)
Configure LED driver parameters (RegTOn, RegIOn, RegOff, RegTRise, RegTFall)
Set RegData bit low => LED driver started
th
Sept. 2010
23
World’s Lowest Voltage Level Shifting GPIO
SX1510B/SX1511B/SX1512B
with LED Driver and Keypad Engine
www.semtech.com