peb20560 Infineon Technologies Corporation, peb20560 Datasheet - Page 129

• Manufacturer Part Number: peb20560
• Description: Dsp Oriented Pbx Controller Doc
• Manufacturer: Infineon Technologies Corporation

%end_copy:
; The time until the micro-processor loads the next data is used
; for verifying that the data was loaded correctly
check_ram:
; An error has occured during program RAM verification
check_err:
; Finish the micro-processor boot
Semiconductor Group
mov
bkrep a1l,>%end_copy-1
mov
mov
mov
rep
movd
mov
mov
modr
mov
movp
cmp
brr
inc
modr
brr
brr
mov
mov
brr
r4,a0
(r1)+s,y
y, (r3)+
##MDT1_ADD,r1
a1l
(r1)+s,(r4)+
r5,MBUSY
a1l,r2
(r2)+
#0x0,r3
(a0l),a1
(r3)+,a1
check_err,neq
a0
(r2)-
check_ram,nr
int2_poll2
##PROG_ERROR,r0
r0,OCMD
int2_poll1
; save load address in a0
; copy mail box registers to XRAM
; MDT0 address-value to r1
; Download to program RAM
; Clear busy bit for enabling the
; the micro processor to load
; the next data
; number of load words-1 to r2
; Number of load words in r2
; First address of XRAM
; read loaded program RAM
; Compare to saved mail box in XRAM
; Data in Prog. RAM not equal to MB reg.
; Point to next Prog. RAM address
; Program data error has occured
; Wait for resume of boot procedure
; by the micro processor ’start boot
; procedure command’
2-83
Functional Block Description
PEB 20560
2003-08