1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
|
;/*****************************************************************************
; * @file: startup_MK20D5.s
; * @purpose: CMSIS Cortex-M4 Core Device Startup File for the
; * MK20D5
; * @version: 1.0
; * @date: 2011-12-15
; *
; * Copyright: 1997 - 2015 Freescale Semiconductor, Inc. All Rights Reserved.
;*
; *------- <<< Use Configuration Wizard in Context Menu >>> ------------------
; *
; *****************************************************************************/
__initial_sp EQU 0x20002000 ; Top of RAM
PRESERVE8
THUMB
; Vector Table Mapped to Address 0 at Reset
AREA RESET, DATA, READONLY
EXPORT __Vectors
EXPORT __Vectors_End
EXPORT __Vectors_Size
__Vectors DCD __initial_sp ; Top of Stack
DCD Reset_Handler ; Reset Handler
DCD NMI_Handler ; NMI Handler
DCD HardFault_Handler ; Hard Fault Handler
DCD MemManage_Handler ; MPU Fault Handler
DCD BusFault_Handler ; Bus Fault Handler
DCD UsageFault_Handler ; Usage Fault Handler
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD SVC_Handler ; SVCall Handler
DCD DebugMon_Handler ; Debug Monitor Handler
DCD 0 ; Reserved
DCD PendSV_Handler ; PendSV Handler
DCD SysTick_Handler ; SysTick Handler
; External Interrupts
DCD DMA0_IRQHandler ; DMA channel 0 transfer complete interrupt
DCD DMA1_IRQHandler ; DMA channel 1 transfer complete interrupt
DCD DMA2_IRQHandler ; DMA channel 2 transfer complete interrupt
DCD DMA3_IRQHandler ; DMA channel 3 transfer complete interrupt
DCD DMA_Error_IRQHandler ; DMA error interrupt
DCD Reserved21_IRQHandler ; Reserved interrupt 21
DCD FTFL_IRQHandler ; FTFL interrupt
DCD Read_Collision_IRQHandler ; Read collision interrupt
DCD LVD_LVW_IRQHandler ; Low Voltage Detect, Low Voltage Warning
DCD LLW_IRQHandler ; Low Leakage Wakeup
DCD Watchdog_IRQHandler ; WDOG interrupt
DCD I2C0_IRQHandler ; I2C0 interrupt
DCD SPI0_IRQHandler ; SPI0 interrupt
DCD I2S0_Tx_IRQHandler ; I2S0 transmit interrupt
DCD I2S0_Rx_IRQHandler ; I2S0 receive interrupt
DCD UART0_LON_IRQHandler ; UART0 LON interrupt
DCD UART0_RX_TX_IRQHandler ; UART0 receive/transmit interrupt
DCD UART0_ERR_IRQHandler ; UART0 error interrupt
DCD UART1_RX_TX_IRQHandler ; UART1 receive/transmit interrupt
DCD UART1_ERR_IRQHandler ; UART1 error interrupt
DCD UART2_RX_TX_IRQHandler ; UART2 receive/transmit interrupt
DCD UART2_ERR_IRQHandler ; UART2 error interrupt
DCD ADC0_IRQHandler ; ADC0 interrupt
DCD CMP0_IRQHandler ; CMP0 interrupt
DCD CMP1_IRQHandler ; CMP1 interrupt
DCD FTM0_IRQHandler ; FTM0 fault, overflow and channels interrupt
DCD FTM1_IRQHandler ; FTM1 fault, overflow and channels interrupt
DCD CMT_IRQHandler ; CMT interrupt
DCD RTC_IRQHandler ; RTC interrupt
DCD RTC_Seconds_IRQHandler ; RTC seconds interrupt
DCD PIT0_IRQHandler ; PIT timer channel 0 interrupt
DCD PIT1_IRQHandler ; PIT timer channel 1 interrupt
DCD PIT2_IRQHandler ; PIT timer channel 2 interrupt
DCD PIT3_IRQHandler ; PIT timer channel 3 interrupt
DCD PDB0_IRQHandler ; PDB0 interrupt
DCD USB0_IRQHandler ; USB0 interrupt
DCD USBDCD_IRQHandler ; USBDCD interrupt
DCD TSI0_IRQHandler ; TSI0 interrupt
DCD MCG_IRQHandler ; MCG interrupt
DCD LPTimer_IRQHandler ; LPTimer interrupt
DCD PORTA_IRQHandler ; Port A interrupt
DCD PORTB_IRQHandler ; Port B interrupt
DCD PORTC_IRQHandler ; Port C interrupt
DCD PORTD_IRQHandler ; Port D interrupt
DCD PORTE_IRQHandler ; Port E interrupt
DCD SWI_IRQHandler ; Software interrupt
__Vectors_End
__Vectors_Size EQU __Vectors_End - __Vectors
; <h> Flash Configuration
; <i> 16-byte flash configuration field that stores default protection settings (loaded on reset)
; <i> and security information that allows the MCU to restrict acces to the FTFL module.
; <h> Backdoor Comparison Key
; <o0> Backdoor Key 0 <0x0-0xFF:2>
; <o1> Backdoor Key 1 <0x0-0xFF:2>
; <o2> Backdoor Key 2 <0x0-0xFF:2>
; <o3> Backdoor Key 3 <0x0-0xFF:2>
; <o4> Backdoor Key 4 <0x0-0xFF:2>
; <o5> Backdoor Key 5 <0x0-0xFF:2>
; <o6> Backdoor Key 6 <0x0-0xFF:2>
; <o7> Backdoor Key 7 <0x0-0xFF:2>
BackDoorK0 EQU 0xFF
BackDoorK1 EQU 0xFF
BackDoorK2 EQU 0xFF
BackDoorK3 EQU 0xFF
BackDoorK4 EQU 0xFF
BackDoorK5 EQU 0xFF
BackDoorK6 EQU 0xFF
BackDoorK7 EQU 0xFF
; </h>
; <h> Program flash protection bytes (FPROT)
; <i> Each program flash region can be protected from program and erase operation by setting the associated PROT bit.
; <i> Each bit protects a 1/32 region of the program flash memory.
; <h> FPROT0
; <i> Program flash protection bytes
; <i> 1/32 - 8/32 region
; <o.0> FPROT0.0
; <o.1> FPROT0.1
; <o.2> FPROT0.2
; <o.3> FPROT0.3
; <o.4> FPROT0.4
; <o.5> FPROT0.5
; <o.6> FPROT0.6
; <o.7> FPROT0.7
nFPROT0 EQU 0x00
FPROT0 EQU nFPROT0:EOR:0xFF
; </h>
; <h> FPROT1
; <i> Program Flash Region Protect Register 1
; <i> 9/32 - 16/32 region
; <o.0> FPROT1.0
; <o.1> FPROT1.1
; <o.2> FPROT1.2
; <o.3> FPROT1.3
; <o.4> FPROT1.4
; <o.5> FPROT1.5
; <o.6> FPROT1.6
; <o.7> FPROT1.7
nFPROT1 EQU 0x00
FPROT1 EQU nFPROT1:EOR:0xFF
; </h>
; <h> FPROT2
; <i> Program Flash Region Protect Register 2
; <i> 17/32 - 24/32 region
; <o.0> FPROT2.0
; <o.1> FPROT2.1
; <o.2> FPROT2.2
; <o.3> FPROT2.3
; <o.4> FPROT2.4
; <o.5> FPROT2.5
; <o.6> FPROT2.6
; <o.7> FPROT2.7
nFPROT2 EQU 0x00
FPROT2 EQU nFPROT2:EOR:0xFF
; </h>
; <h> FPROT3
; <i> Program Flash Region Protect Register 3
; <i> 25/32 - 32/32 region
; <o.0> FPROT3.0
; <o.1> FPROT3.1
; <o.2> FPROT3.2
; <o.3> FPROT3.3
; <o.4> FPROT3.4
; <o.5> FPROT3.5
; <o.6> FPROT3.6
; <o.7> FPROT3.7
nFPROT3 EQU 0x00
FPROT3 EQU nFPROT3:EOR:0xFF
; </h>
; </h>
; <h> Data flash protection byte (FDPROT)
; <i> Each bit protects a 1/8 region of the data flash memory.
; <i> (Program flash only devices: Reserved)
; <o.0> FDPROT.0
; <o.1> FDPROT.1
; <o.2> FDPROT.2
; <o.3> FDPROT.3
; <o.4> FDPROT.4
; <o.5> FDPROT.5
; <o.6> FDPROT.6
; <o.7> FDPROT.7
nFDPROT EQU 0x00
FDPROT EQU nFDPROT:EOR:0xFF
; </h>
; <h> EEPROM protection byte (FEPROT)
; <i> FlexNVM devices: Each bit protects a 1/8 region of the EEPROM.
; <i> (Program flash only devices: Reserved)
; <o.0> FEPROT.0
; <o.1> FEPROT.1
; <o.2> FEPROT.2
; <o.3> FEPROT.3
; <o.4> FEPROT.4
; <o.5> FEPROT.5
; <o.6> FEPROT.6
; <o.7> FEPROT.7
nFEPROT EQU 0x00
FEPROT EQU nFEPROT:EOR:0xFF
; </h>
; <h> Flash nonvolatile option byte (FOPT)
; <i> Allows the user to customize the operation of the MCU at boot time.
; <o.0> LPBOOT
; <0=> Low-power boot
; <1=> normal boot
; <o.1> EZPORT_DIS
; <0=> EzPort operation is enabled
; <1=> EzPort operation is disabled
FOPT EQU 0xFF
; </h>
; <h> Flash security byte (FSEC)
; <i> WARNING: If SEC field is configured as "MCU security status is secure" and MEEN field is configured as "Mass erase is disabled",
; <i> MCU's security status cannot be set back to unsecure state since Mass erase via the debugger is blocked !!!
; <o.0..1> SEC
; <2=> MCU security status is unsecure
; <3=> MCU security status is secure
; <i> Flash Security
; <i> This bits define the security state of the MCU.
; <o.2..3> FSLACC
; <2=> Freescale factory access denied
; <3=> Freescale factory access granted
; <i> Freescale Failure Analysis Access Code
; <i> This bits define the security state of the MCU.
; <o.4..5> MEEN
; <2=> Mass erase is disabled
; <3=> Mass erase is enabled
; <i> Mass Erase Enable Bits
; <i> Enables and disables mass erase capability of the FTFL module
; <o.6..7> KEYEN
; <2=> Backdoor key access enabled
; <3=> Backdoor key access disabled
; <i> Backdoor key Security Enable
; <i> These bits enable and disable backdoor key access to the FTFL module.
FSEC EQU 0xFE
; </h>
; </h>
IF :LNOT::DEF:RAM_TARGET
AREA |.ARM.__at_0x400|, CODE, READONLY
DCB BackDoorK0, BackDoorK1, BackDoorK2, BackDoorK3
DCB BackDoorK4, BackDoorK5, BackDoorK6, BackDoorK7
DCB FPROT0, FPROT1, FPROT2, FPROT3
DCB FSEC, FOPT, FEPROT, FDPROT
ENDIF
AREA |.text|, CODE, READONLY
; Reset Handler
Reset_Handler PROC
EXPORT Reset_Handler [WEAK]
IMPORT SystemInit
IMPORT __main
LDR R0, =SystemInit
BLX R0
LDR R0, =__main
BX R0
ENDP
; Dummy Exception Handlers (infinite loops which can be modified)
NMI_Handler PROC
EXPORT NMI_Handler [WEAK]
B .
ENDP
HardFault_Handler\
PROC
EXPORT HardFault_Handler [WEAK]
B .
ENDP
MemManage_Handler\
PROC
EXPORT MemManage_Handler [WEAK]
B .
ENDP
BusFault_Handler\
PROC
EXPORT BusFault_Handler [WEAK]
B .
ENDP
UsageFault_Handler\
PROC
EXPORT UsageFault_Handler [WEAK]
B .
ENDP
SVC_Handler PROC
EXPORT SVC_Handler [WEAK]
B .
ENDP
DebugMon_Handler\
PROC
EXPORT DebugMon_Handler [WEAK]
B .
ENDP
PendSV_Handler PROC
EXPORT PendSV_Handler [WEAK]
B .
ENDP
SysTick_Handler PROC
EXPORT SysTick_Handler [WEAK]
B .
ENDP
Default_Handler PROC
EXPORT DMA0_IRQHandler [WEAK]
EXPORT DMA1_IRQHandler [WEAK]
EXPORT DMA2_IRQHandler [WEAK]
EXPORT DMA3_IRQHandler [WEAK]
EXPORT DMA_Error_IRQHandler [WEAK]
EXPORT Reserved21_IRQHandler [WEAK]
EXPORT FTFL_IRQHandler [WEAK]
EXPORT Read_Collision_IRQHandler [WEAK]
EXPORT LVD_LVW_IRQHandler [WEAK]
EXPORT LLW_IRQHandler [WEAK]
EXPORT Watchdog_IRQHandler [WEAK]
EXPORT I2C0_IRQHandler [WEAK]
EXPORT SPI0_IRQHandler [WEAK]
EXPORT I2S0_Tx_IRQHandler [WEAK]
EXPORT I2S0_Rx_IRQHandler [WEAK]
EXPORT UART0_LON_IRQHandler [WEAK]
EXPORT UART0_RX_TX_IRQHandler [WEAK]
EXPORT UART0_ERR_IRQHandler [WEAK]
EXPORT UART1_RX_TX_IRQHandler [WEAK]
EXPORT UART1_ERR_IRQHandler [WEAK]
EXPORT UART2_RX_TX_IRQHandler [WEAK]
EXPORT UART2_ERR_IRQHandler [WEAK]
EXPORT ADC0_IRQHandler [WEAK]
EXPORT CMP0_IRQHandler [WEAK]
EXPORT CMP1_IRQHandler [WEAK]
EXPORT FTM0_IRQHandler [WEAK]
EXPORT FTM1_IRQHandler [WEAK]
EXPORT CMT_IRQHandler [WEAK]
EXPORT RTC_IRQHandler [WEAK]
EXPORT RTC_Seconds_IRQHandler [WEAK]
EXPORT PIT0_IRQHandler [WEAK]
EXPORT PIT1_IRQHandler [WEAK]
EXPORT PIT2_IRQHandler [WEAK]
EXPORT PIT3_IRQHandler [WEAK]
EXPORT PDB0_IRQHandler [WEAK]
EXPORT USB0_IRQHandler [WEAK]
EXPORT USBDCD_IRQHandler [WEAK]
EXPORT TSI0_IRQHandler [WEAK]
EXPORT MCG_IRQHandler [WEAK]
EXPORT LPTimer_IRQHandler [WEAK]
EXPORT PORTA_IRQHandler [WEAK]
EXPORT PORTB_IRQHandler [WEAK]
EXPORT PORTC_IRQHandler [WEAK]
EXPORT PORTD_IRQHandler [WEAK]
EXPORT PORTE_IRQHandler [WEAK]
EXPORT SWI_IRQHandler [WEAK]
EXPORT DefaultISR [WEAK]
DMA0_IRQHandler
DMA1_IRQHandler
DMA2_IRQHandler
DMA3_IRQHandler
DMA_Error_IRQHandler
Reserved21_IRQHandler
FTFL_IRQHandler
Read_Collision_IRQHandler
LVD_LVW_IRQHandler
LLW_IRQHandler
Watchdog_IRQHandler
I2C0_IRQHandler
SPI0_IRQHandler
I2S0_Tx_IRQHandler
I2S0_Rx_IRQHandler
UART0_LON_IRQHandler
UART0_RX_TX_IRQHandler
UART0_ERR_IRQHandler
UART1_RX_TX_IRQHandler
UART1_ERR_IRQHandler
UART2_RX_TX_IRQHandler
UART2_ERR_IRQHandler
ADC0_IRQHandler
CMP0_IRQHandler
CMP1_IRQHandler
FTM0_IRQHandler
FTM1_IRQHandler
CMT_IRQHandler
RTC_IRQHandler
RTC_Seconds_IRQHandler
PIT0_IRQHandler
PIT1_IRQHandler
PIT2_IRQHandler
PIT3_IRQHandler
PDB0_IRQHandler
USB0_IRQHandler
USBDCD_IRQHandler
TSI0_IRQHandler
MCG_IRQHandler
LPTimer_IRQHandler
PORTA_IRQHandler
PORTB_IRQHandler
PORTC_IRQHandler
PORTD_IRQHandler
PORTE_IRQHandler
SWI_IRQHandler
DefaultISR
B .
ENDP
ALIGN
END
|
