參數(shù)資料
型號: PIC24FJ48GA004-E/PT
廠商: Microchip Technology
文件頁數(shù): 26/52頁
文件大?。?/td> 0K
描述: IC PIC MCU FLASH 48K 44-TQFP
特色產(chǎn)品: PIC24FJ/33FJ MCUs & dsPIC? DSCs
標準包裝: 160
系列: PIC® 24F
核心處理器: PIC
芯體尺寸: 16-位
速度: 32MHz
連通性: I²C,PMP,SPI,UART/USART
外圍設備: 欠壓檢測/復位,LVD,POR,PWM,WDT
輸入/輸出數(shù): 35
程序存儲器容量: 48KB(16K x 24)
程序存儲器類型: 閃存
RAM 容量: 8K x 8
電壓 - 電源 (Vcc/Vdd): 2 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 13x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 125°C
封裝/外殼: 44-TQFP
包裝: 托盤
產(chǎn)品目錄頁面: 647 (CN2011-ZH PDF)
配用: 876-1004-ND - PIC24 BREAKOUT BOARD
DM240011-ND - KIT STARTER MPLAB FOR PIC24F MCU
AC162088-ND - HEADER MPLAB ICD2 24FJ64GA004 28
AC164335-ND - MODULE SKT FOR 10X10 PM3 44TQFP
DV164033-ND - KIT START EXPLORER 16 MPLAB ICD2
PIC24FJXXXGA0XX
DS39768D-page 32
2008 Microchip Technology Inc.
4.6.2
PROGRAMMING METHODOLOGY
Configuration bits may be programmed a single byte at
a time using the PROGW command. This command
specifies the configuration data and Configuration
register
address.
When
Configuration
bits
are
programmed, any unimplemented or reserved bits
must be programmed with a ‘1’.
Two PROGW commands are required to program the
Configuration bits. A flowchart for Configuration bit
programming is shown in Figure 4-5.
4.6.3
PROGRAMMING VERIFICATION
After the Configuration bits are programmed, the
contents of memory should be verified to ensure that
the programming was successful. Verification requires
the Configuration bits to be read back and compared
against the copy held in the programmer’s buffer. The
READP command reads back the programmed
Configuration bits and verifies that the programming
was successful.
4.6.4
CODE-PROTECT
CONFIGURATION BITS
CW1 Configuration register controls code protection for
the PIC24FJXXXGA0XX family. Two forms of code pro-
tection are provided. One form prevents code memory
from being written (write protection) and the other
prevents code memory from being read (read protection).
GWRP (CW1<12>) controls write protection and GCP
(CW1<13>) controls read protection. Protection is
enabled when the respective bit is ‘0’.
Erasing sets GWRP and GCP to ‘1’, which allows the
device to be programmed.
When write protection is enabled (GWRP = 0), any
programming operation to code memory will fail.
When read protection is enabled (GCP = 0), any read
from code memory will cause a 0h to be read, regard-
less of the actual contents of code memory. Since the
programming
executive
always
verifies
what
it
programs, attempting to program code memory with
read protection enabled also will result in failure.
It is imperative that both GWRP and GCP are ‘1’ while
the device is being programmed and verified. Only after
the device is programmed and verified should either
GWRP or GCP be programmed to ‘0’ (see Section 4.6
Note:
If the General Segment Code-Protect bit
(GCP) is programmed to ‘0’, code memory
is code-protected and can not be read.
Code memory must be verified before
enabling read protection. See Section 4.6.4
more
information
about
code-protect
Configuration bits.
Note:
Bulk Erasing in ICSP mode is the only way
to reprogram code-protect bits from an ON
state (‘0’) to an Off state (‘1’).
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PIC24FJ48GA004-I/ML 功能描述:16位微控制器 - MCU 48KB Flash 8192bytes RAM 35 I/O RoHS:否 制造商:Texas Instruments 核心:RISC 處理器系列:MSP430FR572x 數(shù)據(jù)總線寬度:16 bit 最大時鐘頻率:24 MHz 程序存儲器大小:8 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:VQFN-40 安裝風格:SMD/SMT
PIC24FJ48GA004-I/PT 功能描述:16位微控制器 - MCU 16b Fam 16 MIPS 48KB FL 8192b RAM 35 I/O RoHS:否 制造商:Texas Instruments 核心:RISC 處理器系列:MSP430FR572x 數(shù)據(jù)總線寬度:16 bit 最大時鐘頻率:24 MHz 程序存儲器大小:8 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:VQFN-40 安裝風格:SMD/SMT
PIC24FJ48GA004T-I/ML 功能描述:16位微控制器 - MCU 48KB Flash 8192bytes RAM 35 I/O RoHS:否 制造商:Texas Instruments 核心:RISC 處理器系列:MSP430FR572x 數(shù)據(jù)總線寬度:16 bit 最大時鐘頻率:24 MHz 程序存儲器大小:8 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:VQFN-40 安裝風格:SMD/SMT
PIC24FJ48GA004T-I/PT 功能描述:16位微控制器 - MCU 48KB Flash 8192bytes RAM 35 I/O RoHS:否 制造商:Texas Instruments 核心:RISC 處理器系列:MSP430FR572x 數(shù)據(jù)總線寬度:16 bit 最大時鐘頻率:24 MHz 程序存儲器大小:8 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:VQFN-40 安裝風格:SMD/SMT
PIC24FJ64GA 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:28/44-Pin General Purpose, 16-Bit Flash Microcontrollers