STM8L1/L2 motherboard

UM0629

14/26

Doc ID 15312 Rev 2

2.14

SWIM connectors CN5 and CN6

CN6 is a low cost 2.54 mm pitch connector to be used by customers who do not have the

ERNI cable.

Figure 7.

SWIM debugging connector CN5 viewed from above PCB

Table 9.

Daughterboard extension connector CN4

Pin number

Description

Pin number

Description

1

GND

2

PC3

3PC24PC1

5PC0

6

Reserved

7

Reserved

8

Reserved

9

Reserved

10

GND

11

RESET#

12

Reserved

13

Reserved

14

Reserved

15

PD7

16

Reserved

17

PD5

18

PD6

19

D5V

20

PD4

21

NC

22

PB7

23

NC

24

MCU_VDD

25

PB6

26

PB5

27

PB4

28

Reserved

29

Reserved

30

GND

31

Reserved

32

Reserved

33

Reserved

34

Reserved

35

Reserved

36

Reserved

Table 10.

SWIM debugging connectors CN5 and CN6

Pin number

Description

Pin number

Description

1VDD

2

PA0

3

GND

4

RESET#