PIC32MX420F032H-40I/MR Microchip Technology, PIC32MX420F032H-40I/MR Datasheet - Page 117

• Manufacturer Part Number: PIC32MX420F032H-40I/MR
• Description: IC PIC MCU FLASH 32KX32 64-QFN
• Manufacturer: Microchip Technology
• Series: PIC® 32MXr

Specifications of PIC32MX420F032H-40I/MR

• Core Size: 32-Bit
• Program Memory Size: 32KB (32K x 8)
• Core Processor: MIPS32® M4K™
• Speed: 40MHz
• Connectivity: I²C, IrDA, LIN, PMP, SPI, UART/USART, USB OTG
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 53
• Program Memory Type: FLASH
• Ram Size: 8K 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: 64-VFQFN, Exposed Pad
• Controller Family/series: PIC32
• Ram Memory Size: 8KB
• Cpu Speed: 40MHz
• No. Of Timers: 5
• Interface: EUSART, I2C, SPI, USB
• No. Of Pwm Channels: 5
• Embedded Interface Type: EUSART, I2C, SPI, USB
• Rohs Compliant: Yes
• Processor Series: PIC32MX4xx
• Core: MIPS
• Data Bus Width: 32 bit
• Data Ram Size: 8 KB
• Interface Type: I2C, JTAG, SPI, TWI, UART, USB
• Maximum Clock Frequency: 80 MHz
• Number Of Programmable I/os: 51
• Number Of Timers: 5
• Operating Supply Voltage: 2.3 V to 3.6 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52713-733, 52714-737
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, DM320003, DM320002, MA320002
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 876-1000 - PIC32 BREAKOUT BOARD
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

FIGURE 19-4:
FIGURE 19-5:
© 2010 Microchip Technology Inc.
RIDLE bit
OERR bit
Note:
(RXISEL = 0x)
Note:
UxRX
RIDLE bit
UxRXIF
UxRX
This diagram shows 6 characters received without the user reading the input buffer. The 5th character
received is held in the Receive Shift register. An overrun error occurs at the start of the 6th character.
This timing diagram shows 2 characters received on the UxRX input.
Start
bit
Start
bit 0
bit
UART RECEPTION
UART RECEPTION WITH RECEIVE OVERRUN
Character 1
bit 0
bit 1
bit1
bit 7/8
Character 1, 2, 3, 4
Stored in Receive
FIFO
bit 7
Stop
bit
to UxRXREG
Character 1
Stop
bit
Start
bit
Start
bit
bit 0
Characters 2, 3, 4, 5
bit 0
bit 7/8 Stop
PIC32MX3XX/4XX
bit 7 Stop
bit
Character 2
to UxRXREG
bit
Start
bit
Character 5
Held in UxRSR
Character 6
bit 7/8
OERR Cleared by User
Stop
DS61143G-page 117
bit