PIC16F1526T-I/PT Microchip Technology, PIC16F1526T-I/PT Datasheet - Page 111

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PIC16F1526T-I/PT

Manufacturer Part Number
PIC16F1526T-I/PT
Description
64-pin, 14KB Flash, 768B RAM, 10-bit ADC, 10xCCP, 2xSPI, 2xMI2C, 2xEUSART, 2.3V-
Manufacturer
Microchip Technology
Series
PIC® XLP™ 16Fr
Datasheet

Specifications of PIC16F1526T-I/PT

Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, LIN, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
54
Program Memory Size
14KB (8K x 14)
Program Memory Type
FLASH
Eeprom Size
-
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
2.3 V ~ 5.5 V
Data Converters
A/D 30x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-TQFP
Lead Free Status / Rohs Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
PIC16F1526T-I/PT
Manufacturer:
Microchip Technology
Quantity:
10 000
Part Number:
PIC16F1526T-I/PT
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
11.3
When modifying existing data in a program memory
row, and data within that row must be preserved, it must
first be read and saved in a RAM image. Program
memory is modified using the following steps:
1.
2.
3.
4.
5.
6.
7.
 2011 Microchip Technology Inc.
Load the starting address of the row to be
modified.
Read the existing data from the row into a RAM
image.
Modify the RAM image to contain the new data
to be written into program memory.
Load the starting address of the row to be
rewritten.
Erase the program memory row.
Load the write latches with data from the RAM
image.
Initiate a programming operation.
Modifying Flash Program Memory
Preliminary
FIGURE 11-7:
PIC16(L)F1526/27
An image of the entire row read
The words to be modified are
changed in the RAM image
must be stored in RAM
Modify Operation
Modify Operation
Erase Operation
Read Operation
use RAM image
Write Operation
Modify Image
Figure 11-2
Figure 11-4
Figure 11-5
(Figure x.x)
(Figure x.x)
(Figure x.x)
FLASH PROGRAM
MEMORY MODIFY
FLOWCHART
Start
End
DS41458B-page 111

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