Figure 17. Steval-Ctm015A1 Circuit Schematic (4 Of 12) - ST STEVAL-CTM015V1 User Manual

Figure 17. STEVAL-CTM015A1 circuit schematic (4 of 12)
U4A VDD
2 of 2
23 24
VSS VDD
35 36
VSS_1 VDD_1
47 48
VSS_2 VDD_2
8 9
VSSA/VREF- VDDA/VREF+
VBAT
1
VBAT
S TM32F303CBT
VDDA VDD VBAT
L1
1 2
0 0
C10 C11 C12 C13 C14 C15
1 uF 0.1uF 0.1uF 0.1uF 0.1uF 1 uF
NRS T
Reset User
VDD R21
R20
1 4 1 4
S W1 S W2
100k
2 3 2 3
FS M4J S MA FS M4J S MA
C17 0.1uF C18 0.1uF
VDD
D10 R22
C A
FAULT_LED
510
LS L296-P 2Q2-1-Z
Y1
3 1
OS C_OUT OS C_IN
8MHz
3v3
P A0 10
ADC_Curre nt_U
PA0
P A1 11
VDC s e ns e
PA1
VDDA P A2 12
Volta ge U - OUT
PA2
P A3 13
Volta ge U - INM
PA3
P A4 14
DAC CH1
PA4
15
P A5
Volta ge V - INM
PA5
P A6 16
Volta ge V - OUT
PA6
P A7 17
Volta ge U - INP
PA7
P A8 29
P WM_TIM1_CH1
PA8
P A9 30
P WM_TIM1_CH2
PA9
P A10 31
P WM_TIM1_CH3
PA10
P A11 32
P os _S e ns or CH1
PA11
P A12 33
P os _S e ns or CH2
PA12
34
P A13
S WDIO
PA13
P A14 37
S WCLK
PA14
P A15 38
P WM_Input
PA15
C16 P B0 18
Volta ge W - INP
PB0
0.1uF P B1 19
Volta ge W - OUT
PB1
P B2 20
ADC_Curre nt_V
PB2
39
P B3
S P I1_S CK/S WO
PB3
40
P B4
S P I1_MIS O
PB4
P B5 41
S P I1_MOS I
PB5
P B6 42
US ART1_TX
PB6
P B7 43
US ART1_RX
PB7
P B8 45
P os _S e ns or CH3
PB8
P B9 46
US ER US ER
PB9
P B10 21
Volta ge W - INM
PB10
P B11 22
FAULT_LED
PB11
25
VDD P B12
FAULT_BKIN
PB12
P B13 26
ADC_Curre nt_W
PB13
10k P B14 27
Volta ge V - INP
PB14
P B15 28
Te mp s e ns e
PB15
S TM32F303CBT
LS_U, LS_V, LS_W are available
as GPIO only if hard switching
U4B
method is used
1 of 2
2 P C13
LS _U
PC13
3 P C14
LS _V
PC14-OSC32_IN
4 P C15
LS _W
PC15-OSC_OUT
5 P F0
OS C_IN
PF0-OSC_IN
6
P F1
OS C_OUT
PF1-OSC_OUT
7 NRS T
NRS T
NRST
44
BOOT0
R19
10k
/