PIC32MX575F256LT-80I/PT Microchip Technology, PIC32MX575F256LT-80I/PT Datasheet - Page 47

• Manufacturer Part Number: PIC32MX575F256LT-80I/PT
• Description: 256KB Flash, 64KB RAM, 80 MHz, USB, 1xCAN, 8 DMA 100 TQFP 12x12x1mm T/R
• Manufacturer: Microchip Technology
• Series: PIC® 32MXr

Specifications of PIC32MX575F256LT-80I/PT

• Core Processor: MIPS32® M4K™
• Core Size: 32-Bit
• Speed: 80MHz
• Connectivity: CAN, I²C, SPI, UART/USART, USB OTG
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 85
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 2.3 V ~ 3.6 V
• Data Converters: A/D 16x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TFQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

REGISTER 18-2:
© 2010 Microchip Technology Inc.
bit 15-14
bit 13-12
bit 11
bit 10
bit 9-8
bit 7
bit 6
bit 5
bit 4-3
bit 2-0
FCKSM<1:0>: Clock Switching and Monitor Selection Configuration bits
1x = Clock switching is disabled, fail-safe clock monitor is disabled
01 = Clock switching is enabled, fail-safe clock monitor is disabled
00 = Clock switching is enabled, fail-safe clock monitor is enabled
FPBDIV<1:0>: Peripheral Bus Clock Divisor Default Value bits
11 = PBCLK is SYSCLK divided by 8
10 = PBCLK is SYSCLK divided by 4
01 = PBCLK is SYSCLK divided by 2
00 = PBCLK is SYSCLK divided by 1
Reserved: Maintain as ‘1’
OSCIOFNC: CLKO Enable Configuration bit
1 = CLKO output signal active on the OSCO pin; primary oscillator must be disabled or configured for
0 = CLKO output disabled
POSCMOD<1:0>: Primary Oscillator Configuration bits
11 = Primary oscillator disabled
10 = HS oscillator mode selected
01 = XT oscillator mode selected
00 = External clock mode selected
IESO: Internal External Switch Over bit
1 = Internal External Switch Over mode enabled (Two-Speed Start-up enabled)
0 = Internal External Switch Over mode disabled (Two-Speed Start-up disabled)
Reserved: Maintain as ‘1’
FSOSCEN: Secondary Oscillator Enable bit
1 = Enable Secondary Oscillator
0 = Disable Secondary Oscillator
Reserved: Maintain as ‘1’
FNOSC<2:0>: Oscillator Selection bits
111 = Fast RC Oscillator with divide-by-N (FRCDIV)
110 = Reserved; do not use
101 = Low-Power RC Oscillator (LPRC)
100 = Secondary Oscillator (SOSC)
011 = Primary Oscillator with PLL Module (XT+PLL, HS+PLL, EC+PLL)
010 = Primary Oscillator (XT, HS, EC)
001 = Fast RC Oscillator with divide-by-N with PLL Module (FRCDIV+PLL)
000 = Fast RC Oscillator (FRC)
the External Clock mode (EC) for the CLKO to be active (POSCMOD<1:0> = 11 or 00)
DEVCFG1: DEVICE CONFIGURATION WORD 1 (CONTINUED)
PIC32MX
DS61145G-page 47