STM32F103C8 STMicroelectronics, STM32F103C8 Datasheet - Page 30

• Manufacturer Part Number: STM32F103C8
• Description: Mainstream Performance line, ARM Cortex-M3 MCU with 64 Kbytes Flash, 72 MHz CPU, motor control, USB and CAN
• Manufacturer: STMicroelectronics

Specifications of STM32F103C8

• Conversion Range: 0 to 3.6 V
• Peripherals Supported: timers, ADC, SPIs, I2Cs and USARTs

Pinouts and pin description
Table 5.
30/99
D10 31
C10 32
B10 33
A10 34
C9
C8
D8
C7
D7
C6
D6
F8
E6
F6
A9
A8
B9
B8
E8
B7
B6
A7
A6
30
35
36
37
38
39
40
5
6
-
-
-
-
-
-
-
-
-
C7
C6
C8
B8
A8
D5
E5
A7
A6
B7
B6
C5
C1
D1
B5
A5
A4
-
-
-
-
-
-
Pins
Medium-density STM32F103xx pin definitions (continued)
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
5
6
-
-
-
-
-
-
68 21
69 22
70 23
71 24
72 25
73
74 26
75 27
76 28
77 29
78
79
80
81
82
83
84
85
86
87
88
89 30
90 31
2
3
-
-
-
-
-
-
-
Pin name
V
V
PC10
PC11
PC12
PA10
PA11
PA12
PA13
PA14
PA15
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PB3
PB4
PA9
DD_2
SS_2
Doc ID 13587 Rev 13
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT JTMS/SWDIO
I/O FT JTCK/SWCLK
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT OSC_OUT
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
S
S
Not connected
(after reset)
function
OSC_IN
JNTRST
V
V
JTDO
PC10
PC11
PC12
Main
PA10
PA11
PA12
JTDI
PD2
PD3
PD4
PD5
PD6
PD7
PA9
DD_2
SS_2
(9)
(3)
(9)
CANRX
CANTX
USART1_RX
USART1_TX
USART1_CTS/
USART1_RTS/
TIM1_CH2
TIM1_CH3
TIM1_CH4
TIM1_ETR
STM32F103x8, STM32F103xB
TIM3_ETR
Default
Alternate functions
(8)
(8)
/ USBDM
//USBDP
(8)
(8)
(8)
(8)
(8)
(8)
/
/
TIM2_CH1_ETR/
PA15 /SPI1_NSS
TIM2_CH2 / PB3
TIM3_CH1/ PB4/
USART2_CTS
USART2_RTS
USART3_RX
USART3_CK
USART2_RX
USART2_CK
USART3_TX
USART2_TX
TRACESWO
SPI1_MISO
SPI1_SCK
CANRX
CANTX
Remap
PA13
PA14
(4)