PIC18F87K90-I/PTRSL Microchip Technology, PIC18F87K90-I/PTRSL Datasheet - Page 412

• Manufacturer Part Number: PIC18F87K90-I/PTRSL
• Description: MCU PIC 128K FLASH XLP 80TQFP
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 18Fr

Specifications of PIC18F87K90-I/PTRSL

• Core Size: 8-Bit
• Program Memory Size: 128KB (64K x 16)
• Core Processor: PIC
• Speed: 64MHz
• Connectivity: I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 69
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 24x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TFQFP
• Controller Family/series: PIC18
• Eeprom Memory Size: 1024Byte
• Ram Memory Size: 4096Byte
• Cpu Speed: 16MIPS
• No. Of Timers: 11
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 4 KB
• Interface Type: I2C, SPI
• Maximum Clock Frequency: 64 MHz
• Number Of Timers: 11
• Operating Supply Voltage: 1.8 V to 5.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 24 Channel
• A/d Bit Size: 12 bit
• A/d Channels Available: 24
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

PIC18F87K90 FAMILY
EXAMPLE 27-1:
DS39957B-page 412
#include "p18cxxx.h"
/**************************************************************************/
/*Setup CTMU *****************************************************************/
/**************************************************************************/
void setup(void)
{ //CTMUCON - CTMU Control register
/**************************************************************************/
//Setup AD converter;
/**************************************************************************/
}
ADCON2bits.ADFM=1;
ADCON2bits.ACQT=1;
ADCON2bits.ADCS=2;
// ADCON0
ADCON1bits.VCFG0 =0;
ADCON1bits.VCFG1 =0;
ADCON1bits.VNCFG =0;
ADCON0bits.CHS=2;
ADCON0bits.ADON=1;
CTMUCONH = 0x00;
CTMUCONL = 0X90;
//CTMU continues to run when emulator is stopped,CTMU continues
//to run in idle mode,Time Generation mode disabled, Edges are blocked
//No edge sequence order, Analog current source not grounded, trigger
//output disabled, Edge2 polarity = positive level, Edge2 source =
//source 0, Edge1 polarity = positive level, Edge1 source = source 0,
// Set Edge status bits to zero
//CTMUICON - CTMU Current Control Register
CTMUICON = 0x01;
TRISA=0x04;
// Configured AN2 as an analog channel
// ANCON0
ANCON0 = 0X04;
// ANCON1
ANCON1 = 0XE0;
// ADCON1
SETUP FOR CTMU CALIBRATION ROUTINES
//make sure CTMU is disabled
//0.55uA, Nominal - No Adjustment
//set channel 2 as an input
//Resulst format 1= Right justified
//Acquition time 7 = 20TAD 2 = 4TAD 1=2TAD
//Clock conversion bits 6= FOSC/64 2=FOSC/32
//Vref+ = AVdd
//Vref+ = AVdd
//Vref- = AVss
//Select ADC channel
//Turn on ADC
Preliminary
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