STM8S105C4B3 STMICROELECTRONICS [STMicroelectronics], STM8S105C4B3 Datasheet - Page 27

• Manufacturer Part Number: STM8S105C4B3
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STM8S105xx
Pin number
LQFP48
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
LQFP44
22
23
24
25
26
-
27
28
29
30
31
32
33
-
34
35
36
LQFP32/
VFQFPN32/
UFQFPN32
-
17
18
19
20
21
22
-
-
23
24
-
-
-
-
-
-
SDIP32
-
22
23
24
25
26
27
-
-
28
29
-
-
-
-
-
-
Pin
name
PE6/
AIN9
PE5/SPI_
NSS
PC1/
TIM1_
CH1/
U A R T 2 _ C K
PC2/
TIM1_
CH2
PC3/
TIM1_
CH3
PC4/
TIM1_
CH4
PC5/
SPI_
SCK
V SSIO_2
V DDIO_2
PC6/
SPI_
MOSI
PC7/
SPI_
MISO
PG0
PG1
PE3/
TIM1_
BKIN
PE2/
I
SDA
PE1/
I
SCL
PE0/
CLK_
CCO
2
2
C_
C_
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
S
S
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Input
floating
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
wpu
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
DocID14771 Rev 9
Ext.
interrupt
X
X
X
X
X
X
X
X
X
X
X
X
X
Output
High
sink
HS
HS
HS
HS
HS
HS
HS
HS
Speed
O1
O1
O3
O3
O3
O3
O3
O3
O3
O1
O1
O1
O1
O1
O3
OD
X
X
X
X
X
X
X
X
X
X
X
X
T
T
X
(3)
(3)
PP
X
X
X
X
X
X
X
X
X
X
X
X
X
Main function
(after reset)
Port E6
Port E5
Port C1
Port C2
Port C3
Port C4
Port C5
I/O ground
I/O power supply
Port C6
Port C7
Port G0
Port G1
Port E3
Port E2
Port E1
Port E0
Pinout and pin description
Default alternate
function
Analog input 9
SPI master/slave
select
Timer 1 -
channel 1/ UART2
synchronous clock
Timer 1-
channel 2
Timer 1 -
channel 3
Timer 1 -
channel 4
SPI clock
SPI master
out/slave in
SPI master in/
slave out
Timer 1 - break
input
I
I
Configurable clock
output
2
2
C data
C clock
(2)
Alternate
function after
remap
[option bit]
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