PIC17C756A-33/L Microchip Technology Inc., PIC17C756A-33/L Datasheet - Page 177

• Manufacturer Part Number: PIC17C756A-33/L
• Description: 68 PIN, 32 KB OTP, 902 RAM, 50 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC17C756A-33/L

• A/d Inputs: 12-Channel, 10-Bit
• Cpu Speed: 8.25 MIPS
• Eeprom Memory: 0 Bytes
• Input Output: 52
• Interface: I2C/SPI/USART
• Memory Type: OTP
• Number Of Bits: 8
• Package Type: 68-pin PLCC
• Programmable Memory: 32K Bytes
• Ram Size: 902 Bytes
• Speed: 16 MHz
• Timers: 2-8-bit, 2-16-bit
• Voltage, Range: 3-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part

EXAMPLE 15-2:
// Writes the byte data to 24LC01B at the specified address
void ByteWrite(static unsigned char address, static unsigned char data)
{
}
// Reads a byte of data from 24LC01B at the specified address
unsigned char ByteRead(static unsigned char address)
{
}
2000 Microchip Technology Inc.
StartI2C();
IdleI2C();
WriteI2C(CONTROL);
IdleI2C();
if (!SSPCON2bits.ACKSTAT)
{
}
IdleI2C();
StopI2C();
IdleI2C();
return;
StartI2C();
IdleI2C();
WriteI2C(CONTROL);
IdleI2C();
if (!SSPCON2bits.ACKSTAT)
{
}
return(SSPBUF);
WriteI2C(address);
IdleI2C();
if (!SSPCON2bits.ACKSTAT)
WriteI2C(address);
IdleI2C();
if (!SSPCON2bits.ACKSTAT)
{
}
WriteI2C(data);
RestartI2C();
IdleI2C();
WriteI2C(CONTROL+1);
IdleI2C();
if (!SSPCON2bits.ACKSTAT)
{
}
getcI2C();
IdleI2C();
NotAckI2C();
IdleI2C();
StopI2C();
IdleI2C();
INTERFACING TO A 24LC01B SERIAL EEPROM (USING MPLAB C17)
// Send start bit
// Wait for idle condition
// Send control byte
// Wait for idle condition
// If 24LC01B ACKs
// Send control byte
// Wait for idle condition
// If 24LC01B ACKs
// Send data
// Wait for idle condition
// Send stop bit
// Wait for idle condition
// Send start bit
// Wait for idle condition
// Send control byte
// Wait for idle condition
// If the 24LC01B ACKs
// Send address
// Wait for idle condition
// If the 24LC01B ACKs
// Send restart
// Wait for idle condition
// Send control byte with R/W set
// Wait for idle condition
// If the 24LC01B ACKs
// Read a byte of data from 24LC01B
// Wait for idle condition
// Send a NACK to 24LC01B
// Wait for idle condition
// Send stop bit
// Wait for idle condition
PIC17C7XX
DS30289B-page 177