General-purpose timers (TIM2/TIM3/TIM4/TIM5) RM0440
1342/2126 RM0440 Rev 4
0x024
TIMx_CNT
CNT[31] or UIFCPY
CNT[30:16]
(CNT[31:16] on 32-bit timers only)
CNT[15:0]
Reset value 00000000000000000000000 00000000 0
0x028
TIMx_PSC
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
PSC[15:0]
Reset value 0000000000000000
0x02C
TIMx_ARR
ARR[31:20]
(32-bit timers only)
ARR[19:0]
Reset value 11111111111111111111111 11111111 1
0x030 Reserved
0x034
TIMx_CCR1
CCR1[31:20]
(32-bit timers only)
CCR1[19:0]
Reset value 00000000000000000000000 00000000 0
0x038
TIMx_CCR2
CCR2[31:20]
(32-bit timers only)
CCR2[19:0]
Reset value 00000000000000000000000 00000000 0
0x03C
TIMx_CCR3
CCR3[31:20]
(32-bit timers only)
CCR3[19:0]
Reset value 00000000000000000000000 00000000 0
0x040
TIMx_CCR4
CCR4[31:20]
(32-bit timers only)
CCR4[19:0]
Reset value 00000000000000000000000 00000000 0
0x044..
0x054
Reserved Res.
0x058
TIMx_ECR
Res.
Res.
Res.
Res.
Res.
PWPRSC
[2:0]
PW[7:0]
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
IPOS
[1:0]
FIDX
Res.
Res.
IDIR
[1:0]
IE
Reset value 00000000000 000 00 0
0x05C
TIMx_TISEL
Res.
Res.
Res.
Res.
TI4SEL[3:0]
Res.
Res.
Res.
Res.
TI3SEL[3:0]
Res.
Res.
Res.
Res.
TI2SEL[3:0]
Res.
Res.
Res.
Res.
TI1SEL[3:0]
Reset value 0000 0000 000 0 000 0
0x060
TIMx_AF1
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
ETRSEL
[3:0]
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Reset value 0 0 0 0
0x064
TIMx_AF2
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
OCRSEL[
2:0]
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Reset value 000
0x068..
0x3D8
Reserved Res.
0x3DC
TIMx_DCR
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
DBL[4:0]
Res.
Res.
Res.
DBA[4:0]
Reset value 0000 0 00000
0x3E0
TIMx_DMAR DMAB[31:0]
Reset value 00000000000000000000000 00000000 0
Table 285. TIM2/TIM3/TIM4/TIM5 register map and reset values (continued)
Offset
Register
name
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
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