參數(shù)資料
型號: TLV1570EVM
廠商: Texas Instruments, Inc.
英文描述: TLV1570 Evaluation Module(TLV1570評估板)
中文描述: TLV1570評估模塊(TLV1570評估板)
文件頁數(shù): 21/34頁
文件大小: 226K
代理商: TLV1570EVM
Transfer Program
4-3
Hookup With TMS320C203 DSP
4.2
Transfer Program
;–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
;File:
TLV1570.asm
;Description:
Transfers 256 Samples from TLV1570 to C203 DSP
;Version:
1.0
;Date:
10–16–1998
;Copyright:
Texas Instruments Inc.
;–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
SDTR
.set
0fff0h
; sync port data reg
SSPCR
.set
0fff1h
; sync port control reg
WSIZE
.set
00100h
; size of waveform [words]
IFR
.set
00006h
; interrupt flag register
IMR
.set
00004h
; interrupt mask register
TIM
.set
0fffah
; timer counter register
PRD
.set
0fff9h
; timer period register
TCR
.set
0fff8h
; timer control register
IOSR
.set
0fff6h
; IO status register
ASPCR
.set
0fff5h
; asp control register
.entry
.ps
b
.ps
b
00000h
start
00006h
TINT_handler
; reset
; timer interrupt
.ds
.word 1100000000111110b
00800h
; start of data
sio_ini
; Free/Soft = 11; free run
; FT1,FT0,FR1,FR0 = 0; no FIFO
; Transmit enable, Receive enable
; internal FS, internal CLK, burst mode
; auxiliary register
; buffer for wave data
; the program begins @ 1000h
aux
wave
.word
.block WSIZE
.ps
00000h
01000h
start:
setc
ldp
INTM
#00010h
; disable interrupts
; our data starts @ 00800h
splk
out
splk
out
#0E0C1h, aux
aux, ASPCR
#018h, aux
aux, IOSR
;configure IO0 as output
;drive IO0 low (set /CSAD, select TLV1570)
splk
out
out
splk
out
#00010h, aux
aux, TIM
aux, PRD
#00c00h, aux
aux, TCR
; timer count value
; timer reload value
; timer start
out
sio_ini, SSPCR
; initialize serial interface
lar
ldp
splk
ldp
clrc
nop
AR1, #wave
#00000h
#00024h, IMR
#00010h
INTM
; AR1 points to wave memory
; IMR is located in page 0
; unmask timer interrupt
; switch back to our data page
; enable interrupts
loop:
idle
b
loop
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TLV1570IDW 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10bit 1.25MSPS Ser RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
TLV1570IDWG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 1.25 MSPS 8-Ch DSP RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
TLV1570IDWR 制造商:Texas Instruments 功能描述:
TLV1570IPW 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10bit 1.25MSPS Ser RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
TLV1570IPWG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 1.25 MSPS 8-Ch DSP RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32