PIC18F86K90-I/PT Microchip Technology, PIC18F86K90-I/PT Datasheet - Page 412

• Manufacturer Part Number: PIC18F86K90-I/PT
• Description: 64kB Flash, 4kB RAM, 1kB EE, 16MIPS, NanoWatt XLP, LCD, 5V 80 TQFP 12x12x1mm TRA
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 18Fr

Specifications of PIC18F86K90-I/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 64MHz
• Connectivity: I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 69
• Program Memory Size: 64KB (32K x 16)
• 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-TQFP
• Lead Free Status / Rohs Status: 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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