PIC32MX775F512HT-80V/MR Microchip Technology, PIC32MX775F512HT-80V/MR Datasheet - Page 173
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PIC32MX775F512HT-80V/MR
Manufacturer Part Number
PIC32MX775F512HT-80V/MR
Description
512 KB Flash, 64 KB RAM, USB-OTG, Dual CAN, Ethernet, 80 MHz, 10-Bit ADC, DMA 64
Manufacturer
Microchip Technology
Series
PIC® 32MXr
Datasheet
1.PIC32MX575F256H-80VPT.pdf
(256 pages)
Specifications of PIC32MX775F512HT-80V/MR
Core Processor
MIPS32® M4K™
Core Size
32-Bit
Speed
80MHz
Connectivity
CAN, Ethernet, I²C, SPI, UART/USART, USB OTG
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
53
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Eeprom Size
-
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 ~ 105°C
Package / Case
64-VFQFN Exposed Pad
Core
MIPS
Processor Series
PIC32MX7xx
Data Bus Width
32 bit
Maximum Clock Frequency
80 MHz
Data Ram Size
64 KB
Number Of Programmable I/os
5
Number Of Timers
5
Operating Supply Voltage
2.3 V to 3.6 V
Operating Temperature Range
- 40 C to + 85 C
Mounting Style
SMD/SMT
Interface Type
USB, I2C, UART, RS-232, RS-485, SPI
Maximum Operating Temperature
+ 85 C
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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28.2
This section describes the operation of the WDT and
Power-up Timer of the PIC32MX5XX/6XX/7XX.
The WDT, when enabled, operates from the internal
Low-Power Oscillator (LPRC) clock source and can be
used to detect system software malfunctions by reset-
ting the device if the WDT is not cleared periodically in
software. Various WDT time-out periods can be
selected using the WDT postscaler. The WDT can also
be used to wake the device from Sleep or Idle mode.
FIGURE 28-1:
© 2009-2011 Microchip Technology Inc.
WDTCLR = 1
WDT Enable
WDT Enable
Reset Event
Watchdog Timer (WDT)
PWRT Enable
Oscillator
WDT Enable
LPRC
Wake
WATCHDOG AND POWER-UP TIMER BLOCK DIAGRAM
WDT Counter Reset
Clock
25-bit Counter
FWDTPS<4:0> (DEVCFG1<20:16>)
The following are some of the key features of the WDT
module:
• Configuration or software controlled
• User-configurable time-out period
• Can wake the device from Sleep or Idle
PIC32MX5XX/6XX/7XX
1:64 Output
25
1
Decoder
PWRT Enable
Power Save
0
1
LPRC
Control
PWRT
Device Reset
NMI (Wake-up)
DS61156G-page 173
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