PIC16F884-E/ML Microchip Technology, PIC16F884-E/ML Datasheet - Page 22

• Manufacturer Part Number: PIC16F884-E/ML
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,LLCC,44PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F884-E/ML

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 35
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 14x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC16F88X
FIGURE 3-18:
DS41287D-page 22
Note 1: This step is optional if device is erased or not previously programmed.
Command
Increment
Address
2: Verification in Eight-Word mode is accomplished after programming by reading back the entire memory.
3: This step is optional if the data memory does not require updates.
4: If the device is code-protected or must be completely erased, then Bulk Erase device per Figure 3-21.
No
EIGHT-WORD PROGRAMMING FLOWCHART
User ID/Config. bits
Calibration Memory
Calibration Memory
Read and Verify
Read and Store
Program Cycle
Program Data
All Locations
(Figure 3-20)
(Figure 3-19)
(Figure 3-22)
(Figure 3-22)
Memory
Memory
Bulk Erase
Eight-word
Program
Program
Done?
Values
Values
Start
Done
(1,4)
(2,3)
Yes
(Internally timed)
Programming
Wait T
Command
Begin
PROG
Program Memory
Program Memory
Program Memory
Program Cycle
1
Command
Load Data
Command
Load Data
Increment
Load Data
Increment
Address
Address
 2009 Microchip Technology Inc.
for
for
for
(Externally timed)
Programming
Programming
Wait T
Command
Wait T
Begin
End
Latch 1
Latch 2
Latch 8
PROG
DIS
2