OM6277,598 NXP Semiconductors, OM6277,598 Datasheet - Page 45

• Manufacturer Part Number: OM6277,598
• Description: DEMO BOARD FOR PCA9564
• Manufacturer: NXP Semiconductors

Specifications of OM6277,598

• Main Purpose: Interface, I2C Controller
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: PCA9564
• Primary Attributes: I2C Bus Controller, 1 8-Bit GPIO, 1 8-Bit LED Dimmer
• Secondary Attributes: 8 Momentary Switches, 23 LEDs
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Other names: 568-4001; 935283226598

Appendix 2: P89LPC932 Microcontroller Source Code – Rev 1.0
Main.c
//***************************************************************************
//*
//*
//*
//*
//***************************************************************************
#include <Reg932.h>
#include "ua_exprt.h"
//***************************************************************************
//* Definitions
//***************************************************************************
typedef unsigned char
typedef unsigned short
//***************************************************************************
//* Functions
//***************************************************************************
void init(void);
//***************************************************************************
//* init()
//* Input(s) :
//* Returns :
//* Description :
//***************************************************************************
void init(void)
{
}
//***************************************************************************
//* main()
//* Input(s) : none.
//* Returns : none.
//* Description : main loop
//***************************************************************************
void main(void)
{
}
P0M1 = 0x00;
P1M1 = 0x0C;
init();
}
P1M2 = 0x0C;
P2M1 = 0x00;
har temp;
I2C_Init();
EA
while(1)
{
}
main.c
Date :
Discription :
switch(slaveBuf[0])
{
break;
= 1;
case(0x00):
{
}
break;
case(0xEE):
{
}
break;
case(0xFF):
{
}
break;
default:
{
}
P2 = slaveBuf[1];
temp = P0;
temp &= 0x07;
temp <<= 1;
I2ADR = (0xE0 | temp);
slaveBuf[0] = I2ADR;
none.
none.
initialization of P89LPC903
July 2003
Using I2Cslave code to interact with the
PCA9564 on the I2C-bus
BYTE;
WORD;
// P0 in Quasi bi mode
// P1 in Quasi bi mode
// P1.2 P13 open drain
// P2 in Quasi bi mode
// initialize P89LPC932
// initialize I2C block
// enable interrupts
// main loop
// switch on first byte received
// Command 00, write byte to P2
// command EE, change address
// according jumper settings
// mask out non address bits
// shift left one
// generate I2C address depending on P0
// command FF, send back I2C slave address
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