OM6279,598 NXP Semiconductors, OM6279,598 Datasheet - Page 45

• Manufacturer Part Number: OM6279,598
• Description: DEMO BOARD LED DIMMER
• Manufacturer: NXP Semiconductors

Specifications of OM6279,598

• Main Purpose: Lighting, RGB LED Controller
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: PCA9564PW, PCA9555PW, PCA9531PW, PCA9533DP/01
• Primary Attributes: I2C Bus Controller, 1 8-Bit GPIO, 1 8-Bit LED Dimmer
• Secondary Attributes: Different Demonstration Programs Through MCU
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Other names: 568-4003; 935283363598

Philips Semiconductors
8. Contents
1
2
3
3.1
3.2
3.3
3.3.1
3.3.2
3.4
3.5
4
4.1
4.2
4.3
4.3.1
4.3.2
4.3.3
4.4
4.4.1
4.4.2
4.4.3
4.5
4.6
4.7
4.8
5
5.1
5.2
5.3
6
7
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Ordering information . . . . . . . . . . . . . . . . . . . . . 3
Technical information—hardware . . . . . . . . . . 4
Technical information—how to use the
demobord . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Source code . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Licenses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 4
I
Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Keypad control card . . . . . . . . . . . . . . . . . . . . . 5
LED control card . . . . . . . . . . . . . . . . . . . . . . . . 6
Demoboard (top view) . . . . . . . . . . . . . . . . . . . 7
RGB color mixing . . . . . . . . . . . . . . . . . . . . . . . 8
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Firmware routines . . . . . . . . . . . . . . . . . . . . . . 10
Dialing routine. . . . . . . . . . . . . . . . . . . . . . . . . 11
How the keypad control works . . . . . . . . . . . . 11
Keypad mapping with the PCA9555 I/Os . . . . 11
Application: cell phone type keyboard—
Dialing routine. . . . . . . . . . . . . . . . . . . . . . . . . 12
Programming mode . . . . . . . . . . . . . . . . . . . . 13
Programming fun patterns routine—
RGB color mixing . . . . . . . . . . . . . . . . . . . . . . 13
PCA953x mapping with the LEDs . . . . . . . . . 14
White LED control routine. . . . . . . . . . . . . . . . 14
Emulation mode: battery discharge application 15
Auto Demo routine . . . . . . . . . . . . . . . . . . . . . 15
RESET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
How to code I
P89LV51RD2/PCA9564 . . . . . . . . . . . . . . . . . 16
i2cexpert.h . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
mainloop.c . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
I2C_Routines.c . . . . . . . . . . . . . . . . . . . . . . . . 23
2
C-bus device addresses. . . . . . . . . . . . . . . . . 4
2
C commands using the
© Koninklijke Philips Electronics N.V. 2005
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Published in The Netherlands
LED dimmer demoboard
Document number: 9397 750 14062
Date of release: 7 January 2005
AN10315