參數(shù)資料
型號: TLV5614IPW
廠商: TEXAS INSTRUMENTS INC
元件分類: DAC
英文描述: SERIAL INPUT LOADING, 9 us SETTLING TIME, 12-BIT DAC, PDSO16
封裝: GREEN, PLASTIC, TSSOP-16
文件頁數(shù): 13/34頁
文件大?。?/td> 737K
代理商: TLV5614IPW
TLV5614
2.7-V TO 5.5-V 12-BIT 3-
S QUADRUPLE DIGITAL-TO-ANALOG CONVERTERS
WITH POWER DOWN
SLAS188B – SEPTEMBER 1998 – REVISED APRIL 2003
20
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
; DAC D
lar
ar0, dacd_ptr; ar0 points to DAC a sample
lacl
*
; get DAC a sample into accumulator
or
#dacd_control ; OR in DAC D control bits
sacl
temp
;
out
temp, SDTR
; send data
lacl
r_ptr
; load rolling pointer to accumulator
add
#1h
; increment rolling pointer
and
#001Fh
; count 0–31 then wrap back round
sacl
r_ptr
; store rolling pointer
rpt
#016h
; wait long enough for this configuration
nop
; of MCLK/CLKOUT1 rate
; now take CS high again
lacl
iosr_stat
; load acc with iosr status
or
#0001h
; set IO0 – CS high
sacl
temp
;
out
temp, IOSR
;
clrc
intm
; re-enable interrupts
ret
; return from interrupt
.end
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