Reference Design for AS1115
The AS1115 is a 64 LEDs multiplexed LED driver with I²C interface and keyscan. The device is powered via an USB connector from a PC or via an external power supply. The reference design can be controlled via the ams USB box in addition with the evaluation software or with an external device via an I²C interface. The AS1115 reference design comes with 34 single yellow LEDs, 4x7 segment digits and 13 buttons. All of this is controlled by the AS1115.
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AS1115 LED Driver IC
The AS1115 is a compact, I²C interfaced, dot-matrix LED driver for a 8x8 LED matrix or 8x 7-segment LEDs. It includes a 4-bit PWM for each segment and an external resistor can be used for analog current adjustment up to 5mA per LED. In addition the AS1115 can read back 16 keys and offers a detailed short/open LED error diagnostic.