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[/] [8051/] [tags/] [rel_1/] [asm/] [timer_test.asm] - Blame information for rev 186

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; r0: timer 0 owerflov counter
; r1: timer 1 owerflov counter
; r2: error code
; r3: timer high expected value
; r4: timer low expected value
; r5: owerflov counter expected value
 
        ajmp start;
 
        org 03h         ;external interrupt 0
        reti;
 
        org 0bh         ;t/c 0 interrupt
        inc r0;
        reti;
 
        org 13h         ;external interrupt 1
        reti;
 
        org 1bh         ;t/c 1 interrupt
        inc r1;
        reti;
 
        org 23h         ;serial interface interrupt
        reti;
 
 
test0:
        mov a, th0      ;
        subb a, r3      ;
        jnz error       ;
        inc r2          ;
        mov a,tl0       ;
        subb a, r4      ;
        jnz error       ;
        inc r2          ;
        mov a, r0       ;
        subb a, r5      ;
        jnz error       ;
        ret;
 
test1:
        mov a, th1      ;
        subb a, r3      ;
        jnz error       ;
        inc r2          ;
        mov a,tl1       ;
        subb a, r4      ;
        jnz error       ;
        inc r2          ;
        mov a, r1       ;
        subb a, r5      ;
        jnz error       ;
        ret;
 
 
error:
        mov p0, r2;
        nop;
        ajmp error;
 
wait:
        dec a           ; 1
        nop             ; 1
        nop             ; 1
        nop             ; 1
        nop             ; 1
        nop             ; 1
        nop             ; 1
        nop             ; 1
        nop             ; 1
        nop             ; 1
        jnz wait        ; 2
        reti            ; 4
 
 
start:
        clr a;
        mov r0, a;
        mov r1, a;
        mov ie, #08ah   ;enable interrupts
        clr c;
 
;
; timer 0 test
;
; mode 0
;
        mov tmod, #000h ;t/c 0 and t/c 1 in timer mode 0
        mov th0, #000h  ;load timer 0
        mov tl0, #000h  ;
        mov tcon, #010h ;start timer 0;
 
        mov a, #03h     ; 1
        acall wait      ; 2
        nop;
        nop;
        nop;
        nop;
 
 
        clr tcon.4      ;stop timer 0
        mov r2, #010h   ;
        mov r3, #000h   ;
        mov r4, #004h   ;
        mov r5, #000h   ;
        acall test0     ;
 
        mov tl0, #01ch  ; load timer 0
        setb tcon.4     ;start timer 0;
 
        mov a, #04h     ; 1
        acall wait      ; 2
        nop;
        nop;
        nop;
        nop;
        clr tcon.4      ;stop timer 0;
        mov r2, #020h   ;
        mov r3, #001h   ;
        mov r4, #001h   ;
        mov r5, #000h   ;
        acall test0     ;
 
        mov tl0, #01ch  ;
        mov th0, #0ffh  ;
        setb tcon.4     ;start timer 0
        mov a, #05h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.4      ;stop timer 0
        mov r2, #030h   ;
        mov r3, #000h   ;
        mov r4, #002h   ;
        mov r5, #001h   ;
        acall test0     ;
;
; mode 1
;
        mov tmod, #001h ; t/c 0 in mode 1
        mov th0, #000h  ;load timer 0
        mov tl0, #000h  ;
        setb tcon.4     ;start timer 0;
        mov a, #03h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.4      ;stop timer 0
        mov r2, #040h   ;
        mov r3, #000h   ;
        mov r4, #004h   ;
        mov r5, #001h   ;
        acall test0     ;
 
        mov tl0, #0fch  ; load timer 0
        setb tcon.4     ;start timer 0;
        mov a, #04h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.4      ;stop timer 0;
        mov r2, #050h   ;
        mov r3, #001h   ;
        mov r4, #001h   ;
        mov r5, #001h   ;
        acall test0     ;
 
        mov tl0, #0fch  ;
        mov th0, #0ffh  ;
        setb tcon.4     ;start timer 0
        mov a, #05h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.4      ;stop timer 0
        mov r2, #060h   ;
        mov r3, #000h   ;
        mov r4, #002h   ;
        mov r5, #002h   ;
        acall test0     ;
;
; mode 2
;
        mov tmod, #002h ; t/c 0 in mode 2
        mov th0, #000h  ;load timer 0
        mov tl0, #005h  ;
        setb tcon.4     ;start timer 0;
        mov a, #03h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.4      ;stop timer 0
        mov r2, #070h   ;
        mov r3, #000h   ;
        mov r4, #009h   ;
        mov r5, #002h   ;
        acall test0     ;
 
        mov tl0, #0fch  ; load timer 0
        mov th0, #050h  ;
        setb tcon.4     ;start timer 0;
        mov a, #05h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
;       nop             ; tl0=fd
;       nop             ; tl0=fe
;       nop             ; tl0=ff
;       nop             ; tl0=50
        clr tcon.4      ;stop timer 0;
        mov r2, #080h   ;
        mov r3, #050h   ;
        mov r4, #053h   ;
        mov r5, #003h   ;
        acall test0     ;
;
; mode 3
;
        mov tmod, #003h ; t/c 0 in mode 3
        mov th0, #000h  ;load timer 0
        mov tl0, #000h  ;
        setb tcon.4     ;start timer 0;
        mov a, #03h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.4      ;stop timer 0
        mov r2, #090h   ;
        mov r3, #000h   ;
        mov r4, #004h   ;
        mov r5, #003h   ;
        acall test0     ;
 
        mov tl0, #0fch  ; load timer 0
        mov th0, #000h  ;
        setb tcon.4     ;start timer 0
        mov a, #05h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.4      ;stop timer 0
        mov r2, #0a0h   ;
        mov r3, #000h   ;
        mov r4, #003h   ;
        mov r5, #004h   ;
        acall test0     ;
 
        mov tl0, #000h  ; load timer 0
        mov th0, #000h  ;
        setb tcon.6     ; start timer 1
        mov a, #03h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ; stop timer 1
        mov r2, #0b0h   ;
        mov r3, #004h   ;
        mov r4, #000h   ;
        mov r5, #004h   ;
        acall test0     ;
 
        mov tl0, #000h  ; load timer 0
        mov th0, #0fch  ;
        setb tcon.6     ;start timer 1
        mov a, #05h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ;stop timer 1
        mov r2, #0c0h   ;
        mov r3, #002h   ;
        mov r4, #000h   ;
        mov r5, #001h   ;
        mov r0, 01h     ;
        acall test0     ;
 
        mov p0, #001h   ; test timer 0 done!
        mov r1, #000h   ;
 
;
; timer 1 test
;
; mode 0
;
        mov tmod, #000h ;t/c 0 and t/c 1 in timer mode 0
        mov th1, #000h  ;load timer 1
        mov tl1, #000h  ;
        mov tcon, #040h ;start timer 1;
        mov a, #03h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ;stop timer 1
        mov r2, #018h   ;
        mov r3, #000h   ;
        mov r4, #004h   ;
        mov r5, #000h   ;
        acall test1     ;
 
        mov tl1, #01ch  ; load timer 1
        setb tcon.6     ;start timer 1
        mov a, #04h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ;stop timer 1
        mov r2, #028h   ;
        mov r3, #001h   ;
        mov r4, #001h   ;
        mov r5, #000h   ;
        acall test1     ;
 
        mov tl1, #01ch  ;
        mov th1, #0ffh  ;
        setb tcon.6     ;start timer 1
        mov a, #05h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ;stop timer 1
        mov r2, #038h   ;
        mov r3, #000h   ;
        mov r4, #003h   ;
        mov r5, #001h   ;
        acall test1     ;
;
; mode 1
;
        mov tmod, #010h ; t/c 1 in mode 1
        mov th1, #000h  ;load timer 1
        mov tl1, #000h  ;
        setb tcon.6     ;start timer 1
        mov a, #03h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ;stop timer 1
        mov r2, #048h   ;
        mov r3, #000h   ;
        mov r4, #004h   ;
        mov r5, #001h   ;
        acall test1     ;
 
        mov tl1, #0fch  ; load timer 1
        setb tcon.6     ; start timer 1
        mov a, #04h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ;stop timer 1
        mov r2, #058h   ;
        mov r3, #001h   ;
        mov r4, #001h   ;
        mov r5, #001h   ;
        acall test1     ;
 
        mov tl1, #0fch  ;
        mov th1, #0ffh  ;
        setb tcon.6     ;start timer 1
        mov a, #05h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ;stop timer 1
        mov r2, #068h   ;
        mov r3, #000h   ;
        mov r4, #003h   ;
        mov r5, #002h   ;
        acall test1     ;
;
; mode 2
;
        mov tmod, #020h ; t/c 1 in mode 2
        mov th1, #000h  ;load timer 1
        mov tl1, #005h  ;
        setb tcon.6     ;start timer 1
        mov a, #03h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ;stop timer 1
        mov r2, #078h   ;
        mov r3, #000h   ;
        mov r4, #009h   ;
        mov r5, #002h   ;
        acall test1     ;
 
        mov tl1, #0fch  ; load timer 1
        mov th1, #050h  ;
        setb tcon.6     ;start timer 1
        mov a, #04h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ;stop timer 1
        mov r2, #088h   ;
        mov r3, #050h   ;
        mov r4, #051h   ;
        mov r5, #003h   ;
        acall test1     ;
;
; mode 3
;
        mov tmod, #030h ; t/c 1 in mode 3
        mov th1, #000h  ;load timer 1
        mov tl1, #000h  ;
        setb tcon.6     ;start timer 1
        mov a, #03h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ;stop timer 1
        mov r2, #098h   ;
        mov r3, #000h   ;
        mov r4, #000h   ;
        mov r5, #003h   ;
        acall test1     ;
 
        mov tl1, #0fch  ; load timer 1
        mov th1, #0ffh  ;
        setb tcon.6     ;start timer 1
        mov a, #05h     ;
        acall wait      ;
        nop;
        nop;
        nop;
        nop;
        clr tcon.6      ;stop timer 1
        mov r2, #0a8h   ;
        mov r3, #0ffh   ;
        mov r4, #0fch   ;
        mov r5, #003h   ;
        acall test1     ;
 
        mov p0, #002h   ; test timer 1 done!
 
end
 

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Subversion Repositories 8051

[/] [8051/] [tags/] [rel_1/] [asm/] [timer_test.asm] - Blame information for rev 186

Line No.	Rev	Author	Line
1	131	simont	`; r0: timer 0 owerflov counter`
2			`; r1: timer 1 owerflov counter`
3			`; r2: error code`
4			`; r3: timer high expected value`
5			`; r4: timer low expected value`
6			`; r5: owerflov counter expected value`
7
8			`ajmp start;`
9
10			`org 03h ;external interrupt 0`
11			`reti;`
12
13			`org 0bh ;t/c 0 interrupt`
14			`inc r0;`
15			`reti;`
16
17			`org 13h ;external interrupt 1`
18			`reti;`
19
20			`org 1bh ;t/c 1 interrupt`
21			`inc r1;`
22			`reti;`
23
24			`org 23h ;serial interface interrupt`
25			`reti;`
26
27
28			`test0:`
29			`mov a, th0 ;`
30			`subb a, r3 ;`
31			`jnz error ;`
32			`inc r2 ;`
33			`mov a,tl0 ;`
34			`subb a, r4 ;`
35			`jnz error ;`
36			`inc r2 ;`
37			`mov a, r0 ;`
38			`subb a, r5 ;`
39			`jnz error ;`
40			`ret;`
41
42			`test1:`
43			`mov a, th1 ;`
44			`subb a, r3 ;`
45			`jnz error ;`
46			`inc r2 ;`
47			`mov a,tl1 ;`
48			`subb a, r4 ;`
49			`jnz error ;`
50			`inc r2 ;`
51			`mov a, r1 ;`
52			`subb a, r5 ;`
53			`jnz error ;`
54			`ret;`
55
56
57			`error:`
58			`mov p0, r2;`
59			`nop;`
60			`ajmp error;`
61
62			`wait:`
63			`dec a ; 1`
64			`nop ; 1`
65			`nop ; 1`
66			`nop ; 1`
67			`nop ; 1`
68			`nop ; 1`
69			`nop ; 1`
70			`nop ; 1`
71			`nop ; 1`
72			`nop ; 1`
73			`jnz wait ; 2`
74			`reti ; 4`
75
76
77			`start:`
78			`clr a;`
79			`mov r0, a;`
80			`mov r1, a;`
81			`mov ie, #08ah ;enable interrupts`
82			`clr c;`
83
84			`;`
85			`; timer 0 test`
86			`;`
87			`; mode 0`
88			`;`
89			`mov tmod, #000h ;t/c 0 and t/c 1 in timer mode 0`
90			`mov th0, #000h ;load timer 0`
91			`mov tl0, #000h ;`
92			`mov tcon, #010h ;start timer 0;`
93
94			`mov a, #03h ; 1`
95			`acall wait ; 2`
96			`nop;`
97			`nop;`
98			`nop;`
99			`nop;`
100
101
102			`clr tcon.4 ;stop timer 0`
103			`mov r2, #010h ;`
104			`mov r3, #000h ;`
105			`mov r4, #004h ;`
106			`mov r5, #000h ;`
107			`acall test0 ;`
108
109			`mov tl0, #01ch ; load timer 0`
110			`setb tcon.4 ;start timer 0;`
111
112			`mov a, #04h ; 1`
113			`acall wait ; 2`
114			`nop;`
115			`nop;`
116			`nop;`
117			`nop;`
118			`clr tcon.4 ;stop timer 0;`
119			`mov r2, #020h ;`
120			`mov r3, #001h ;`
121			`mov r4, #001h ;`
122			`mov r5, #000h ;`
123			`acall test0 ;`
124
125			`mov tl0, #01ch ;`
126			`mov th0, #0ffh ;`
127			`setb tcon.4 ;start timer 0`
128			`mov a, #05h ;`
129			`acall wait ;`
130			`nop;`
131			`nop;`
132			`nop;`
133			`nop;`
134			`clr tcon.4 ;stop timer 0`
135			`mov r2, #030h ;`
136			`mov r3, #000h ;`
137			`mov r4, #002h ;`
138			`mov r5, #001h ;`
139			`acall test0 ;`
140			`;`
141			`; mode 1`
142			`;`
143			`mov tmod, #001h ; t/c 0 in mode 1`
144			`mov th0, #000h ;load timer 0`
145			`mov tl0, #000h ;`
146			`setb tcon.4 ;start timer 0;`
147			`mov a, #03h ;`
148			`acall wait ;`
149			`nop;`
150			`nop;`
151			`nop;`
152			`nop;`
153			`clr tcon.4 ;stop timer 0`
154			`mov r2, #040h ;`
155			`mov r3, #000h ;`
156			`mov r4, #004h ;`
157			`mov r5, #001h ;`
158			`acall test0 ;`
159
160			`mov tl0, #0fch ; load timer 0`
161			`setb tcon.4 ;start timer 0;`
162			`mov a, #04h ;`
163			`acall wait ;`
164			`nop;`
165			`nop;`
166			`nop;`
167			`nop;`
168			`clr tcon.4 ;stop timer 0;`
169			`mov r2, #050h ;`
170			`mov r3, #001h ;`
171			`mov r4, #001h ;`
172			`mov r5, #001h ;`
173			`acall test0 ;`
174
175			`mov tl0, #0fch ;`
176			`mov th0, #0ffh ;`
177			`setb tcon.4 ;start timer 0`
178			`mov a, #05h ;`
179			`acall wait ;`
180			`nop;`
181			`nop;`
182			`nop;`
183			`nop;`
184			`clr tcon.4 ;stop timer 0`
185			`mov r2, #060h ;`
186			`mov r3, #000h ;`
187			`mov r4, #002h ;`
188			`mov r5, #002h ;`
189			`acall test0 ;`
190			`;`
191			`; mode 2`
192			`;`
193			`mov tmod, #002h ; t/c 0 in mode 2`
194			`mov th0, #000h ;load timer 0`
195			`mov tl0, #005h ;`
196			`setb tcon.4 ;start timer 0;`
197			`mov a, #03h ;`
198			`acall wait ;`
199			`nop;`
200			`nop;`
201			`nop;`
202			`nop;`
203			`clr tcon.4 ;stop timer 0`
204			`mov r2, #070h ;`
205			`mov r3, #000h ;`
206			`mov r4, #009h ;`
207			`mov r5, #002h ;`
208			`acall test0 ;`
209
210			`mov tl0, #0fch ; load timer 0`
211			`mov th0, #050h ;`
212			`setb tcon.4 ;start timer 0;`
213			`mov a, #05h ;`
214			`acall wait ;`
215			`nop;`
216			`nop;`
217			`nop;`
218			`nop;`
219			`; nop ; tl0=fd`
220			`; nop ; tl0=fe`
221			`; nop ; tl0=ff`
222			`; nop ; tl0=50`
223			`clr tcon.4 ;stop timer 0;`
224			`mov r2, #080h ;`
225			`mov r3, #050h ;`
226			`mov r4, #053h ;`
227			`mov r5, #003h ;`
228			`acall test0 ;`
229			`;`
230			`; mode 3`
231			`;`
232			`mov tmod, #003h ; t/c 0 in mode 3`
233			`mov th0, #000h ;load timer 0`
234			`mov tl0, #000h ;`
235			`setb tcon.4 ;start timer 0;`
236			`mov a, #03h ;`
237			`acall wait ;`
238			`nop;`
239			`nop;`
240			`nop;`
241			`nop;`
242			`clr tcon.4 ;stop timer 0`
243			`mov r2, #090h ;`
244			`mov r3, #000h ;`
245			`mov r4, #004h ;`
246			`mov r5, #003h ;`
247			`acall test0 ;`
248
249			`mov tl0, #0fch ; load timer 0`
250			`mov th0, #000h ;`
251			`setb tcon.4 ;start timer 0`
252			`mov a, #05h ;`
253			`acall wait ;`
254			`nop;`
255			`nop;`
256			`nop;`
257			`nop;`
258			`clr tcon.4 ;stop timer 0`
259			`mov r2, #0a0h ;`
260			`mov r3, #000h ;`
261			`mov r4, #003h ;`
262			`mov r5, #004h ;`
263			`acall test0 ;`
264
265			`mov tl0, #000h ; load timer 0`
266			`mov th0, #000h ;`
267			`setb tcon.6 ; start timer 1`
268			`mov a, #03h ;`
269			`acall wait ;`
270			`nop;`
271			`nop;`
272			`nop;`
273			`nop;`
274			`clr tcon.6 ; stop timer 1`
275			`mov r2, #0b0h ;`
276			`mov r3, #004h ;`
277			`mov r4, #000h ;`
278			`mov r5, #004h ;`
279			`acall test0 ;`
280
281			`mov tl0, #000h ; load timer 0`
282			`mov th0, #0fch ;`
283			`setb tcon.6 ;start timer 1`
284			`mov a, #05h ;`
285			`acall wait ;`
286			`nop;`
287			`nop;`
288			`nop;`
289			`nop;`
290			`clr tcon.6 ;stop timer 1`
291			`mov r2, #0c0h ;`
292			`mov r3, #002h ;`
293			`mov r4, #000h ;`
294			`mov r5, #001h ;`
295			`mov r0, 01h ;`
296			`acall test0 ;`
297
298			`mov p0, #001h ; test timer 0 done!`
299			`mov r1, #000h ;`
300
301			`;`
302			`; timer 1 test`
303			`;`
304			`; mode 0`
305			`;`
306			`mov tmod, #000h ;t/c 0 and t/c 1 in timer mode 0`
307			`mov th1, #000h ;load timer 1`
308			`mov tl1, #000h ;`
309			`mov tcon, #040h ;start timer 1;`
310			`mov a, #03h ;`
311			`acall wait ;`
312			`nop;`
313			`nop;`
314			`nop;`
315			`nop;`
316			`clr tcon.6 ;stop timer 1`
317			`mov r2, #018h ;`
318			`mov r3, #000h ;`
319			`mov r4, #004h ;`
320			`mov r5, #000h ;`
321			`acall test1 ;`
322
323			`mov tl1, #01ch ; load timer 1`
324			`setb tcon.6 ;start timer 1`
325			`mov a, #04h ;`
326			`acall wait ;`
327			`nop;`
328			`nop;`
329			`nop;`
330			`nop;`
331			`clr tcon.6 ;stop timer 1`
332			`mov r2, #028h ;`
333			`mov r3, #001h ;`
334			`mov r4, #001h ;`
335			`mov r5, #000h ;`
336			`acall test1 ;`
337
338			`mov tl1, #01ch ;`
339			`mov th1, #0ffh ;`
340			`setb tcon.6 ;start timer 1`
341			`mov a, #05h ;`
342			`acall wait ;`
343			`nop;`
344			`nop;`
345			`nop;`
346			`nop;`
347			`clr tcon.6 ;stop timer 1`
348			`mov r2, #038h ;`
349			`mov r3, #000h ;`
350			`mov r4, #003h ;`
351			`mov r5, #001h ;`
352			`acall test1 ;`
353			`;`
354			`; mode 1`
355			`;`
356			`mov tmod, #010h ; t/c 1 in mode 1`
357			`mov th1, #000h ;load timer 1`
358			`mov tl1, #000h ;`
359			`setb tcon.6 ;start timer 1`
360			`mov a, #03h ;`
361			`acall wait ;`
362			`nop;`
363			`nop;`
364			`nop;`
365			`nop;`
366			`clr tcon.6 ;stop timer 1`
367			`mov r2, #048h ;`
368			`mov r3, #000h ;`
369			`mov r4, #004h ;`
370			`mov r5, #001h ;`
371			`acall test1 ;`
372
373			`mov tl1, #0fch ; load timer 1`
374			`setb tcon.6 ; start timer 1`
375			`mov a, #04h ;`
376			`acall wait ;`
377			`nop;`
378			`nop;`
379			`nop;`
380			`nop;`
381			`clr tcon.6 ;stop timer 1`
382			`mov r2, #058h ;`
383			`mov r3, #001h ;`
384			`mov r4, #001h ;`
385			`mov r5, #001h ;`
386			`acall test1 ;`
387
388			`mov tl1, #0fch ;`
389			`mov th1, #0ffh ;`
390			`setb tcon.6 ;start timer 1`
391			`mov a, #05h ;`
392			`acall wait ;`
393			`nop;`
394			`nop;`
395			`nop;`
396			`nop;`
397			`clr tcon.6 ;stop timer 1`
398			`mov r2, #068h ;`
399			`mov r3, #000h ;`
400			`mov r4, #003h ;`
401			`mov r5, #002h ;`
402			`acall test1 ;`
403			`;`
404			`; mode 2`
405			`;`
406			`mov tmod, #020h ; t/c 1 in mode 2`
407			`mov th1, #000h ;load timer 1`
408			`mov tl1, #005h ;`
409			`setb tcon.6 ;start timer 1`
410			`mov a, #03h ;`
411			`acall wait ;`
412			`nop;`
413			`nop;`
414			`nop;`
415			`nop;`
416			`clr tcon.6 ;stop timer 1`
417			`mov r2, #078h ;`
418			`mov r3, #000h ;`
419			`mov r4, #009h ;`
420			`mov r5, #002h ;`
421			`acall test1 ;`
422
423			`mov tl1, #0fch ; load timer 1`
424			`mov th1, #050h ;`
425			`setb tcon.6 ;start timer 1`
426			`mov a, #04h ;`
427			`acall wait ;`
428			`nop;`
429			`nop;`
430			`nop;`
431			`nop;`
432			`clr tcon.6 ;stop timer 1`
433			`mov r2, #088h ;`
434			`mov r3, #050h ;`
435			`mov r4, #051h ;`
436			`mov r5, #003h ;`
437			`acall test1 ;`
438			`;`
439			`; mode 3`
440			`;`
441			`mov tmod, #030h ; t/c 1 in mode 3`
442			`mov th1, #000h ;load timer 1`
443			`mov tl1, #000h ;`
444			`setb tcon.6 ;start timer 1`
445			`mov a, #03h ;`
446			`acall wait ;`
447			`nop;`
448			`nop;`
449			`nop;`
450			`nop;`
451			`clr tcon.6 ;stop timer 1`
452			`mov r2, #098h ;`
453			`mov r3, #000h ;`
454			`mov r4, #000h ;`
455			`mov r5, #003h ;`
456			`acall test1 ;`
457
458			`mov tl1, #0fch ; load timer 1`
459			`mov th1, #0ffh ;`
460			`setb tcon.6 ;start timer 1`
461			`mov a, #05h ;`
462			`acall wait ;`
463			`nop;`
464			`nop;`
465			`nop;`
466			`nop;`
467			`clr tcon.6 ;stop timer 1`
468			`mov r2, #0a8h ;`
469			`mov r3, #0ffh ;`
470			`mov r4, #0fch ;`
471			`mov r5, #003h ;`
472			`acall test1 ;`
473
474			`mov p0, #002h ; test timer 1 done!`
475
476			`end`
477