PIC32MX420F032H-40I/MR Microchip Technology, PIC32MX420F032H-40I/MR Datasheet - Page 19
![IC PIC MCU FLASH 32KX32 64-QFN](/photos/12/13/121325/c04-149_mr_sml.jpg)
PIC32MX420F032H-40I/MR
Manufacturer Part Number
PIC32MX420F032H-40I/MR
Description
IC PIC MCU FLASH 32KX32 64-QFN
Manufacturer
Microchip Technology
Series
PIC® 32MXr
Datasheets
1.MA320002.pdf
(208 pages)
2.DM320001.pdf
(44 pages)
3.PIC32MX320F032H-40IPT.pdf
(48 pages)
4.PIC32MX320F032H-40IPT.pdf
(66 pages)
5.PIC32MX320F032H-40IPT.pdf
(22 pages)
6.PIC32MX320F064H-40IMR.pdf
(172 pages)
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
10.0
Before a device can be programmed, it must be placed
in Serial Execution mode.
The procedure for entering Serial Execution mode con-
sists of verifying that the device is not code-protected.
If the device is code-protected, a Chip Erase must be
performed. See 9.0 “Erasing the Device” for details.
FIGURE 10-1:
© 2010 Microchip Technology Inc.
XferData (MCHP_DE_ASSERT_RST)
SendCommand (MTAP_SW_MTAP)
SendCommand (MTAP_COMMAND)
Put MTAP in Command Mode
XferData (MCHP_EN_FLASH)
ENTERING SERIAL
EXECUTION MODE
XferData (MCHP_ASSERT_RST)
Release Reset
Enable Flash
Select MTAP
statusVal = XferData (MCHP_STATUS)
SendCommand (MTAP_COMMAND)
SendCommand (ETAP_EJTAGBOOT)
Put MTAP in Command Mode
SendCommand (MTAP_SW_ETAP)
SendCommand (MTAP_SW_MTAP)
Read Code-Protect Status
Put CPU in Serial Exec Mode
Assert Reset
ENTERING SERIAL
EXECUTION MODE
Select MTAP
Select ETAP
CPS = 1
2-Wire
Yes
No
Set MCLR High
Must Erase First
Cannot Enter
2-Wire
4-Wire
10.1
The following steps are required to enter Serial
Execution mode:
1.
2.
3.
4.
5.
6.
7.
10.2
The following steps are required to enter Serial
Execution mode:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10. XferData (MCHP_DE_ASSERT_RST).
11. XferData (MCHP_EN_FLASH).
SendCommand (MTAP_SW_MTAP).
SendCommand (MTAP_COMMAND).
statusVal = XferData (MCHP_STATUS).
If CPS (statusVal<7>) is not ‘1’, the device must
be erased first.
SendCommand (MTAP_SW_ETAP).
SendCommand (ETAP_EJTAGBOOT).
Set MCLR high.
SendCommand (MTAP_SW_MTAP).
SendCommand (MTAP_COMMAND).
statusVal = XferData (MCHP_STATUS).
If CPS (statusVal<7>) is not ‘1’, the device must
be erased first.
XferData (MCHP_ASSERT_RST).
SendCommand (MTAP_SW_ETAP).
SendCommand (ETAP_EJTAGBOOT).
SendCommand (MTAP_SW_MTAP).
SendCommand (MTAP_COMMAND).
4-Wire Interface
2-Wire Interface
PIC32MX
DS61145G-page 19