參數(shù)資料
型號(hào)： DSPIC33FJ16GP304-I/PT
廠商： Microchip Technology
文件頁(yè)數(shù)： 102/176頁(yè)
文件大?。?/td> 0K
描述： IC DSPIC MCU/DSP 16K 44TQFP
產(chǎn)品培訓(xùn)模塊： Asynchronous Stimulus
特色產(chǎn)品： PIC24FJ/33FJ MCUs & dsPIC? DSCs
標(biāo)準(zhǔn)包裝： 160
系列： dsPIC™ 33F
核心處理器： dsPIC
芯體尺寸： 16-位
速度： 40 MIP
連通性： I²C，IrDA，LIN，SPI，UART/USART
外圍設(shè)備： 欠壓檢測(cè)/復(fù)位，POR，PWM，WDT
輸入/輸出數(shù)： 35
程序存儲(chǔ)器容量： 16KB（16K x 8）
程序存儲(chǔ)器類型： 閃存
RAM 容量： 2K x 8
電壓 - 電源 (Vcc/Vdd)： 3 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器： A/D 13x12b
振蕩器型： 內(nèi)部
工作溫度： -40°C ~ 85°C
封裝/外殼： 44-TQFP
包裝： 托盤
產(chǎn)品目錄頁(yè)面： 652 (CN2011-ZH PDF)
配用： DV164033-ND - KIT START EXPLORER 16 MPLAB ICD2
DM240001-ND - BOARD DEMO PIC24/DSPIC33/PIC32
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2007-2011 Microchip Technology Inc.
DS70290J-page 31
dsPIC33FJ32GP202/204 and dsPIC33FJ16GP304
4.2
Data Address Space
The
dsPIC33FJ32GP202/204
and
dsPIC33FJ16GP304 CPU has a separate 16-bit wide
data memory space. The data space is accessed using
separate Address Generation Units (AGUs) for read
and write operations. The data memory maps is shown
All Effective Addresses (EAs) in the data memory space
are 16 bits wide and point to bytes within the data space.
This arrangement gives a data space address range of
64 Kbytes or 32K words. The lower half of the data
memory space (that is, when EA<15> = 0) is used for
implemented memory addresses, while the upper half
(EA<15> = 1) is reserved for the Program Space
dsPIC33FJ32GP202/204 and dsPIC33FJ16GP304
devices implement up to 2 Kbytes of data memory.
Should an EA point to a location outside of this area, an
all-zero word or byte will be returned.
4.2.1
DATA SPACE WIDTH
The data memory space is organized in byte
addressable, 16-bit wide blocks. Data is aligned in data
memory and registers as 16-bit words, but all data
space EAs resolve to bytes. The Least Significant
Bytes (LSBs) of each word have even addresses, while
the Most Significant Bytes (MSBs) have odd
addresses.
4.2.2
DATA MEMORY ORGANIZATION
AND ALIGNMENT
To maintain backward compatibility with PIC MCU
devices and improve data space memory usage
efficiency,
the
dsPIC33FJ32GP202/204
and
dsPIC33FJ16GP304 instruction set supports both
word and byte operations. As a consequence of byte
accessibility, all effective address calculations are
internally scaled to step through word-aligned memory.
For example, the core recognizes that Post-Modified
Register Indirect Addressing mode [Ws++] will result in
a value of Ws + 1 for byte operations and Ws + 2 for
word operations.
Data byte reads will read the complete word that
contains the byte, using the LSB of any EA to
determine which byte to select. The selected byte is
placed onto the LSB of the data path. That is, data
memory and registers are organized as two parallel
byte-wide entities with shared (word) address decode
but separate write lines. Data byte writes only write to
the corresponding side of the array or register that
matches the byte address.
All word accesses must be aligned to an even address.
Misaligned word data fetches are not supported, so
care must be taken when mixing byte and word
operations, or translating from 8-bit MCU code. If a
misaligned read or write is attempted, an address error
trap is generated. If the error occurred on a read, the
instruction underway is completed. If the instruction
occurred on a write, the instruction is executed but the
write does not occur. In either case, a trap is then
executed, allowing the system and/or user application
to examine the machine state prior to execution of the
address Fault.
All byte loads into any W register are loaded into the
Least Significant Byte. The Most Significant Byte is not
modified.
A sign-extend instruction (SE) is provided to allow
users to translate 8-bit signed data to 16-bit signed
values. Alternatively, for 16-bit unsigned data, user
applications can clear the MSB of any W register by
executing a zero-extend (ZE) instruction on the
appropriate address.
4.2.3
SFR SPACE
The first 2 Kbytes of the Near Data Space, from 0x0000
to 0x07FF, is primarily occupied by Special Function
Registers
(SFRs).
These
are
used
by
the
dsPIC33FJ32GP202/204 and dsPIC33FJ16GP304
core and peripheral modules for controlling the
operation of the device.
SFRs are distributed among the modules that they
control, and are generally grouped together by module.
Much of the SFR space contains unused addresses;
these are read as ‘0’. A complete listing of implemented
SFRs, including their addresses, is shown in Table 4-1
through Table 4-22.
4.2.4
NEAR DATA SPACE
The 8 Kbyte area between 0x0000 and 0x1FFF is
referred to as the Near Data Space. Locations in this
space are directly addressable via a 13-bit absolute
address field within all memory direct instructions.
Additionally, the whole data space is addressable using
MOV instructions, which support Memory Direct
Addressing mode with a 16-bit address field, or by
using Indirect Addressing mode using a working
register as an address pointer.
Note:
The actual set of peripheral features and
interrupts varies by the device. Refer to
the corresponding device tables and
pinout
diagrams
for
device-specific
information.
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dsPIC33FJ16GP304T-I/ML 功能描述:數(shù)字信號(hào)處理器和控制器 - DSP, DSC 16B DSC 44LD16KB 40 MIPS RoHS:否 制造商:Microchip Technology 核心:dsPIC 數(shù)據(jù)總線寬度:16 bit 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:2 KB 最大時(shí)鐘頻率:40 MHz 可編程輸入/輸出端數(shù)量:35 定時(shí)器數(shù)量:3 設(shè)備每秒兆指令數(shù):50 MIPs 工作電源電壓:3.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-44 安裝風(fēng)格:SMD/SMT
dsPIC33FJ16GP304T-I/PT 功能描述:數(shù)字信號(hào)處理器和控制器 - DSP, DSC 16B DSC 16KB 40 MIPS RoHS:否 制造商:Microchip Technology 核心:dsPIC 數(shù)據(jù)總線寬度:16 bit 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:2 KB 最大時(shí)鐘頻率:40 MHz 可編程輸入/輸出端數(shù)量:35 定時(shí)器數(shù)量:3 設(shè)備每秒兆指令數(shù):50 MIPs 工作電源電壓:3.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-44 安裝風(fēng)格:SMD/SMT
dsPIC33FJ16GS402-50I/MM 功能描述:數(shù)字信號(hào)處理器和控制器 - DSP, DSC 16B MCU/DSP 50MIPS 16KB FL SMPS RoHS:否 制造商:Microchip Technology 核心:dsPIC 數(shù)據(jù)總線寬度:16 bit 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:2 KB 最大時(shí)鐘頻率:40 MHz 可編程輸入/輸出端數(shù)量:35 定時(shí)器數(shù)量:3 設(shè)備每秒兆指令數(shù):50 MIPs 工作電源電壓:3.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-44 安裝風(fēng)格:SMD/SMT
dsPIC33FJ16GS402-50I/SO 功能描述:數(shù)字信號(hào)處理器和控制器 - DSP, DSC 16B MCU/DSP 50MIPS 16KB FL SMPS RoHS:否 制造商:Microchip Technology 核心:dsPIC 數(shù)據(jù)總線寬度:16 bit 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:2 KB 最大時(shí)鐘頻率:40 MHz 可編程輸入/輸出端數(shù)量:35 定時(shí)器數(shù)量:3 設(shè)備每秒兆指令數(shù):50 MIPs 工作電源電壓:3.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-44 安裝風(fēng)格:SMD/SMT
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