STEVAL-ILL028V1 RGB LED driver for color displays and backlighting based on the STP1612PW05 and STM32 Data brief Features Three STP1612PW05 (in QFN24 4 x 4 mm packages) connected to 16 RBG high- brightness LEDs One STM32 microcontroller using an internal HS oscillator One ST1S10 high-efficiency switching DC-DC power supply 7.5 - 18 V DC power supply with undifferentiated polarity and overvoltage protection DC input current: 0.7 A max, standard supply connector STEVAL-ILL028V1 LED current regulation controlled through an STM32 microcontroller SPI Test points for each main signal interface and DMA (optional). Microcontroller firmware update through JTAG interface Error LED and overtemperature LED for each driver 3 jumpers to disconnect the LEDs from the driver to test error detection mode 3 jumpers to enable LED shorting from the driver to test error detection mode Mini USB for board-to-PC connection Incudes firmware to evaluate board features in standalone and non-standalone modes: Adjustable color and brightness of each LED Animated text GUI software for LED diagnostics RoHS compliant Description The STEVAL-ILL028V1 demonstration board is an RGB LED driver for color displays and backlighting, designed as a platform for demonstrating the performance of the STP1612PW05 independent PWM LED driver, June 2010 Doc ID 17442 Rev 1 1/7 For further information contact your local STMicroelectronics sales office. www.st.com 7 Obsolete Product(s) - Obsolete Product(s) 21 2/ 2/ 2/ + 2/ 2/ 2/ N& N& N& EZ , 48 ,% N& N& 0 0 Schematic diagram STEVAL-ILL028V1 1 Schematic diagram Figure 1. Connectors, buttons, UART 4 3 - 2) ( : & 6 N 2 3 %.4% 6 : & ( (OLE (/, : % ( ISTANCE HOLE N AR26 + 6 3 0 & 4 ( (OLE %(/, ( ISTANCE HOLE : : (OLE %(/, ( ( ISTANCE HOLE 3 *234 / 2%3%4 %8)4 (OLE (/,% 34 ,/ 2 ISTANCE HOLE 6 6 6 &N 6 FSERIAL 0OW OR SERIAF 3IGNALORL ER ,- 7 0 0 ESIZ TANTAL & - 3 4 / 8532 53 53 )2 4*2 3*42 *4 ) *4- *4 + *4 *23 4 /54 6 : : : ). 6 ())4 + + + & X 4, , - 2 D RE K6 6 6 2/7 Doc ID 17442 Rev 1 Obsolete Product(s) - Obsolete Product(s) &4 5 2 2 2 . 2 6 2 2 6 6 . 2 34 2 2 +