 2000 Infineon Technologies Corp. • Optoelectronics Division • San Jose, CA

Appnote 49

www.infineon.com/opto • 1-888-Infineon (1-888-463-4636)

OSRAM Opto Semiconductors GmbH & Co. OHG • Regensburg, Germany

www.osram-os.com • +49-941-202-7178

7

May 31, 2000-14

0099 6007

124

JZ

FIN

0098 F0

125

MOVX

@DPTR,A

009C 08

126

INC

R0

009D A3

127

INC

DPTR

009E DAF8

128

DJNZ

R2,OUTC0

00A0 7A04

129

MOV

R2,#4

00A2 F9

130

FIN:

MOV

R1,A

00A3 22

131

RET

132

133

;

134

;

135

;

136

;

137

;

138

;

139

00A4 7E03

140

WAITA:

MOV

R6,#03H

00A6 7D10

141

WAITB:

MOV

R5,#10H

00A8 75DA00

142

WAITC:

MOV

DAPR,#00H

00AB E5D9

143

MOV

A,ADDAT

00AD 75F0FF

144

MOV

B,#255

;For computing reload value

00B0 A4

145

MUL

AB

;Reload value is computed

00B1 F5CA

146

MOV

CRCL,A

;Load the reload value low

00B3 85F0C8

147

MOV

CRCH,B

;Load the reload value high

00B6 75C811

148

MOV

T2CON,#11H

00B9 10C602

149

WAITD:

JBC

TF2,WAITE

00BC 01B9

150

AJMP

WAITD

00BE DDE8

151

WAITE:

DJNZ

R5,WAITC

00C0 DEE4

152

DJNZ

R6,WAITB

00C2 22

153

RET

154

155

;

156

;

157

;

158

00C3 20202020

159

TEXT:

DB

‘

’

00C7 20202020

00CB 20202020

00CF 20202020

00D3 5349454D

160

DB

‘SIEMENS MICROCONTROLLER SAB 80515/535’

00D7 454E5320

00D8 4D494352

00DF 4F434F4E

00E3 54524F4C

00E7 4C455220

00EB 53414220

00EF 38303531

00F3 352F3533

00F7 35

00F8 20202020

161

DB

‘

SAB 80515/535

’,0

00FC 20202020

0100 20202020

0104 53414220

0108 38303531

010C 352F3533

0110 35202020

0114 20202020

0118 20202020

011C 20202020

0120 00

162

END

ASSEMBLY COMPLETE, 0 ERRORS FOUND

This subroutine generates the software delay. The delay is

generated by the timer 2. The start count of the timer 2 is

computed from the present value of the A/D converter.

MESSAGE