STM8S105C4B3 STMICROELECTRONICS [STMicroelectronics], STM8S105C4B3 Datasheet - Page 26

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

Pinout and pin description
26/127
Pin number
LQFP48
9
10
11
12
-
13
14
15
16
17
18
19
20
21
22
23
LQFP44
-
9
10
11
-
12
13
14
15
16
17
18
19
20
21
-
LQFP32/
VFQFPN32/
UFQFPN32
-
-
-
-
8
9
10
-
-
11
12
13
14
15
16
-
SDIP32
-
-
-
-
13
14
15
-
-
16
17
18
19
20
21
-
Pin
name
PA3/
TIM2
_CH3
[TIM3
_CH1]
PA4
PA5
PA6
PF4/
AIN12
V DDA
V SSA
PB7/
AIN7
PB6/
AIN6
PB5/
AIN5
[I
SDA]
PB4/
AIN4
[I
SCL]
PB3/
AIN3
[TIM1_
ETR]
PB2/
AIN2
[TIM1_
CH3N]
PB1/
AIN1
[TIM1_
CH2N]
PB0/
AIN0
[TIM1_
CH1N]
PE7/
AIN8
2
2
C_
C_
Type
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
I/O
Input
floating
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
DocID14771 Rev 9
Ext.
interrupt
X
X
X
X
X
X
X
X
X
X
X
X
X
Output
High
sink
HS
HS
HS
Speed
O1
O3
O3
O3
O1
O1
O1
O1
O1
O1
O1
O1
O1
O1
OD
X
X
X
X
X
X
X
X
X
X
X
X
X
X
PP
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Main function
(after reset)
Port A3
Port A4
Port A5
Port A6
Port F4
Analog power supply
Analog ground
Port B7
Port B6
Port B5
Port B4
Port B3
Port B2
Port B1
Port B0
Port E7
Default alternate
function
Timer 2 -
channel 3
Analog input 12
Analog input 7
Analog input 6
Analog input 5
Analog input 4
Analog input 3
Analog input 2
Analog input 1
Analog input 0
Analog input 8
STM8S105xx
(1)
Alternate
function after
remap
[option bit]
TIM3_ CH1
[AFR1]
I
[AFR6]
I
[AFR6]
TIM1_ ETR
[AFR5]
TIM1_ CH3N
[AFR5]
TIM1_ CH2N
[AFR5]
TIM1_ CH1N
[AFR5]
2
2
C_SDA
C_SCL