DSP56309EVM Freescale Semiconductor, DSP56309EVM Datasheet - Page 232

• Manufacturer Part Number: DSP56309EVM
• Description: KIT EVALUATION FOR XC56309
• Manufacturer: Freescale Semiconductor
• Type: DSPr

Specifications of DSP56309EVM

• Contents: Module Board, Installation Guide, Power Supply, Cable, Software and more
• Description/function: Audio DSPs
• Product: Audio Modules
• For Use With/related Products: DSP56309
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Bootstrap Program
_loopd
_loopx
_loopy
_loopp
label1
burn1
PATTERNS
A-10
else
endif
clr a
do
move
eor
add
move
eor
add
;; check xram
clr a
do
move
eor
add
;; check yram
clr a
do
move
eor
add
;; check pram
clr a
do
move
eor
add
;;---------------------------------------------------
;; toggle pin if no errors, stop execution otherwise.
;;---------------------------------------------------
beq
bclr
enddo
bra
bchg
wait
ORG PL:,PL:
dsm
ORG
dc
dc
dc
#start_dram,r0
n0,_loopd
x:(r0),a1
x1,a
a,b
y:(r0)+,a1
x0,a
a,b
#start_xram,r0
n0,_loopx
x:(r0)+,a1
x1,a
a,b
#start_yram,r1
n1,_loopy
y:(r1)+,a1
x0,a
a,b
#start_pram,r2
n2,_loopp
p:(r2)+,a1
y0,a
a,b
label1
#SCK0,x:M_PDRC
<burn1
#SCK0,x:M_PDRC
4
PL:PATTERNS,PL:PATTERNS ;; Each value is written to all memories
$555555
$AAAAAA
$333333
DSP56309 User’s Manual, Rev. 1
;; restore pointer, clear a
;; a0=a2=0
;; accumulate error in b
;; a0=a2=0
;; accumulate error in b
;; x/y ram not symmetrical
;; restore pointer, clear a
;; a0=a2=0
;; accumulate error in b
;; restore pointer, clear a
;; a0=a2=0
;; accumulate error in b
;; restore pointer, clear a
;; a0=a2=0
;; accumulate error in b
;; clear sck0 if error,
;; terminate the loop normally
;; and stop execution
;; if no error
;; toggle pin and keep on looping
;; enter wait after test completion
;; align for correct modulo addressing
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