PIC18F4550-I/PT Microchip Technology Inc., PIC18F4550-I/PT Datasheet - Page 115

• Manufacturer Part Number: PIC18F4550-I/PT
• Description: 44 PIN, 32 KB FLASH, 2048 RAM, FS-USB 2.0
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F4550-I/PT

• A/d Inputs: 13-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 12 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 34
• Interface: I2C/SPI/UART/USART/USB
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 44-pin TQFP
• Programmable Memory: 32K Bytes
• Ram Size: 2K Bytes
• Speed: 48 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

TABLE 10-2:
© 2006 Microchip Technology Inc.
PORTA
LATA
TRISA
ADCON1
CMCON
CVRCON
UCON
Legend: — = unimplemented, read as ‘0’. Shaded cells are not used by PORTA.
Note 1:
Name
RA6 and its associated latch and data direction bits are enabled as I/O pins based on oscillator
configuration; otherwise, they are read as ‘0’.
CVREN
C2OUT
Bit 7
SUMMARY OF REGISTERS ASSOCIATED WITH PORTA
—
—
—
—
—
TRISA6
LATA6
PPBRST
CVROE
C1OUT
RA6
Bit 6
—
(1)
(1)
(1)
TRISA5
VCFG1
LATA5
C2INV
CVRR
Bit 5
RA5
SE0
PIC18F2455/2550/4455/4550
Preliminary
PKTDIS
TRISA4
CVRSS
VCFG0
LATA4
C1INV
Bit 4
RA4
TRISA3
USBEN
PCFG3
LATA3
CVR3
Bit 3
RA3
CIS
RESUME SUSPND
TRISA2
PCFG2
LATA2
CVR2
Bit 2
CM2
RA2
TRISA1
PCFG1
LATA1
CVR1
Bit 1
CM1
RA1
TRISA0
PCFG0
LATA0
CVR0
DS39632C-page 113
Bit 0
CM0
RA0
—
on page
Values
Reset
54
54
54
52
53
53
55