?? stm8s_beep.ls
字號(hào):
1 ; C Compiler for STM8 (COSMIC Software)
2 ; Parser V4.9.2 - 29 Jun 2010
3 ; Generator V4.3.5 - 02 Jul 2010
43 ; 46 void BEEP_DeInit(void)
43 ; 47 {
45 switch .text
46 0000 _BEEP_DeInit:
50 ; 48 BEEP->CSR = BEEP_CSR_RESET_VALUE;
52 0000 351f50f3 mov 20723,#31
53 ; 49 }
56 0004 81 ret
121 ; 59 void BEEP_Init(BEEP_Frequency_TypeDef BEEP_Frequency)
121 ; 60 {
122 switch .text
123 0005 _BEEP_Init:
125 0005 88 push a
126 00000000 OFST: set 0
129 ; 63 assert_param(IS_BEEP_FREQUENCY_OK(BEEP_Frequency));
131 ; 66 if ((BEEP->CSR & BEEP_CSR_BEEPDIV) == BEEP_CSR_BEEPDIV)
133 0006 c650f3 ld a,20723
134 0009 a41f and a,#31
135 000b a11f cp a,#31
136 000d 2610 jrne L15
137 ; 68 BEEP->CSR &= (u8)(~BEEP_CSR_BEEPDIV); /* Clear bits */
139 000f c650f3 ld a,20723
140 0012 a4e0 and a,#224
141 0014 c750f3 ld 20723,a
142 ; 69 BEEP->CSR |= BEEP_CALIBRATION_DEFAULT;
144 0017 c650f3 ld a,20723
145 001a aa0b or a,#11
146 001c c750f3 ld 20723,a
147 001f L15:
148 ; 73 BEEP->CSR &= (u8)(~BEEP_CSR_BEEPSEL);
150 001f c650f3 ld a,20723
151 0022 a43f and a,#63
152 0024 c750f3 ld 20723,a
153 ; 74 BEEP->CSR |= (u8)(BEEP_Frequency);
155 0027 c650f3 ld a,20723
156 002a 1a01 or a,(OFST+1,sp)
157 002c c750f3 ld 20723,a
158 ; 76 }
161 002f 84 pop a
162 0030 81 ret
217 ; 85 void BEEP_Cmd(FunctionalState NewState)
217 ; 86 {
218 switch .text
219 0031 _BEEP_Cmd:
223 ; 87 if (NewState != DISABLE)
225 0031 4d tnz a
226 0032 2706 jreq L101
227 ; 90 BEEP->CSR |= BEEP_CSR_BEEPEN;
229 0034 721a50f3 bset 20723,#5
231 0038 2004 jra L301
232 003a L101:
233 ; 95 BEEP->CSR &= (u8)(~BEEP_CSR_BEEPEN);
235 003a 721b50f3 bres 20723,#5
236 003e L301:
237 ; 97 }
240 003e 81 ret
293 .const: section .text
294 0000 L41:
295 0000 000003e8 dc.l 1000
296 ; 112 void BEEP_LSICalibrationConfig(u32 LSIFreqHz)
296 ; 113 {
297 switch .text
298 003f _BEEP_LSICalibrationConfig:
300 003f 5206 subw sp,#6
301 00000006 OFST: set 6
304 ; 119 assert_param(IS_LSI_FREQUENCY_OK(LSIFreqHz));
306 ; 121 lsifreqkhz = (u16)(LSIFreqHz / 1000); /* Converts value in kHz */
308 0041 96 ldw x,sp
309 0042 1c0009 addw x,#OFST+3
310 0045 cd0000 call c_ltor
312 0048 ae0000 ldw x,#L41
313 004b cd0000 call c_ludv
315 004e be02 ldw x,c_lreg+2
316 0050 1f03 ldw (OFST-3,sp),x
317 ; 125 BEEP->CSR &= (u8)(~BEEP_CSR_BEEPDIV); /* Clear bits */
319 0052 c650f3 ld a,20723
320 0055 a4e0 and a,#224
321 0057 c750f3 ld 20723,a
322 ; 127 A = (u16)(lsifreqkhz >> 3U); /* Division by 8, keep integer part only */
324 005a 1e03 ldw x,(OFST-3,sp)
325 005c 54 srlw x
326 005d 54 srlw x
327 005e 54 srlw x
328 005f 1f05 ldw (OFST-1,sp),x
329 ; 129 if ((8U * A) >= ((lsifreqkhz - (8U * A)) * (1U + (2U * A))))
331 0061 1e05 ldw x,(OFST-1,sp)
332 0063 58 sllw x
333 0064 58 sllw x
334 0065 58 sllw x
335 0066 1f01 ldw (OFST-5,sp),x
336 0068 1e03 ldw x,(OFST-3,sp)
337 006a 72f001 subw x,(OFST-5,sp)
338 006d 1605 ldw y,(OFST-1,sp)
339 006f 9058 sllw y
340 0071 905c incw y
341 0073 cd0000 call c_imul
343 0076 1605 ldw y,(OFST-1,sp)
344 0078 9058 sllw y
345 007a 9058 sllw y
346 007c 9058 sllw y
347 007e bf00 ldw c_x,x
348 0080 90b300 cpw y,c_x
349 0083 250c jrult L331
350 ; 131 BEEP->CSR |= (u8)(A - 2U);
352 0085 7b06 ld a,(OFST+0,sp)
353 0087 a002 sub a,#2
354 0089 ca50f3 or a,20723
355 008c c750f3 ld 20723,a
357 008f 2009 jra L531
358 0091 L331:
359 ; 135 BEEP->CSR |= (u8)(A - 1U);
361 0091 7b06 ld a,(OFST+0,sp)
362 0093 4a dec a
363 0094 ca50f3 or a,20723
364 0097 c750f3 ld 20723,a
365 009a L531:
366 ; 139 AWU->CSR |= AWU_CSR_MR;
368 009a 721250f0 bset 20720,#1
369 ; 141 }
372 009e 5b06 addw sp,#6
373 00a0 81 ret
386 xdef _BEEP_LSICalibrationConfig
387 xdef _BEEP_Cmd
388 xdef _BEEP_Init
389 xdef _BEEP_DeInit
390 xref.b c_lreg
391 xref.b c_x
410 xref c_imul
411 xref c_ludv
412 xref c_ltor
413 end
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