Pinouts and pin description
STM32F103x8, STM32F103xB
Figure 8. STM32F103xx performance line LQFP48 pinout
48 47 46 45 44 43 42 41 40 39 38 37
VDD_2
VSS_2
PA13
PA12
PA11
PA10
PA9
36
35
34
33
32
31
30
29
28
27
26
25
1
2
3
4
5
6
7
8
9
VBAT
PC13-TAMPER-RTC
PC14-OSC32_IN
PC15-OSC32_OUT
PD0-OSC_IN
PD1-OSC_OUT
NRST
LQFP48
PA8
VSSA
VDDA
PB15
PB14
PB13
PB12
PA0-WKUP 10
PA1 11
12
PA2
24
13 14 15 16 17 18 19 20 21 22 23
ai14393b
Figure 9.
STM32F103xx performance line UFQFPN48 pinout
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Doc ID 13587 Rev 15