參數(shù)資料
型號(hào): DSPIC30F2020-30I/SO
廠商: Microchip Technology
文件頁(yè)數(shù): 47/66頁(yè)
文件大?。?/td> 0K
描述: IC DSPIC MCU/DSP 12K 28SOIC
產(chǎn)品培訓(xùn)模塊: Asynchronous Stimulus
特色產(chǎn)品: SMPS & Digital Power Conversion Solutions
標(biāo)準(zhǔn)包裝: 27
系列: dsPIC™ 30F
核心處理器: dsPIC
芯體尺寸: 16-位
速度: 30 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): 21
程序存儲(chǔ)器容量: 12KB(4K x 24)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 512 x 8
電壓 - 電源 (Vcc/Vdd): 3 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 28-SOIC(0.295",7.50mm 寬)
包裝: 管件
產(chǎn)品目錄頁(yè)面: 650 (CN2011-ZH PDF)
配用: DM300023-ND - KIT DEMO DSPICDEM SMPS BUCK
DV164005-ND - KIT ICD2 SIMPLE SUIT W/USB CABLE
2010 Microchip Technology Inc.
DS70102K-page 51
dsPIC30F Flash Programming Specification
11.11 Reading Configuration Memory
The procedure for reading configuration memory is
similar to the procedure for reading code memory,
except that 16-bit data words are read instead of 24-bit
words. Since there are seven Configuration registers,
they are read one register at a time.
Table 11-11 shows the ICSP programming details for
reading all of the configuration memory. Note that the
TBLPAG register is hard-coded to 0xF8 (the upper byte
address of configuration memory), and the read pointer
W6 is initialized to 0x0000.
TABLE 11-11: SERIAL INSTRUCTION EXECUTION FOR READING ALL CONFIGURATION MEMORY
Command
(Binary)
Data
(Hexadecimal)
Description
Step 1: Exit the Reset vector.
0000
040100
000000
GOTO 0x100
NOP
Step 2: Initialize TBLPAG, and the read pointer (W6) and the write pointer (W7) for TBLRD instruction.
0000
200F80
880190
EB0300
EB0380
000000
MOV
#0xF8, W0
MOV
W0, TBLPAG
CLR
W6
CLR
W7
NOP
Step 3: Read the Configuration register and write it to the VISI register (located at 0x784).
0000
BA0BB6
000000
883C20
000000
TBLRDL [W6++], [W7]
NOP
MOV
W0, VISI
NOP
Step 4: Output the VISI register using the REGOUT command.
0001
0000
<VISI>
000000
Clock out contents of VISI register
NOP
Step 5: Reset device internal PC.
0000
040100
000000
GOTO 0x100
NOP
Step 6: Repeat steps 3-5 six times to read all of configuration memory.
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