PJDK71351-03
MK71351
6/24
●
Other Pins
Pin
Symbol
Attribute/value
at reset
I/O
Active
level
Description
6
TMODE
Input
Ish
---
TEST MODE input (Low = Normal operation)
9
RESETX
Input
Ish
Low
Reset input (Low = Reset)
●
CORE Voltage Related Pins
Pin
Symbol
Attribute/value
at reset
I/O
Active
level
Description
7
VDDCORE
1.35 V output
---
---
CORE voltage monitor pin
Normally, use this pin in the OPEN.
●
Debugger Related Pins
Pin
Symbol
Attribute/value
at reset
I/O
Active
level
Description
10
SWDIO
Input
Pull-up
IOSHPUD
---
Serial wire debugger data pin and operation mode switching
pin.
During reset, internal Pull-down resistor turns ON and is put
into the input state. After the reset is released, this pin turns
into the I/O of the serial wire debugger data.
If this function is not used, the pin should be OPEN.
18
SWDCLK
Input
Pull-Down
ISHPUD
---
Serial wire debugger clock pin
During reset, internal Pull-down resistor turns ON and is put
into the input state. After the reset is released, this pin turns
into the input of the serial wire debugger clock.
If this function is not used, the pin should be OPEN.
●
Power Supply Pin
Pin
Symbol
Attribute/value
at reset
I/O
Active
level
Description
5
VPGM
---
---
---
Power supply pin for test
Connect this pin to GND.
12
VBAT
---
---
---
Power supply 2.0 to 3.6 V
13
VDDIO
---
---
---
Power supply 2.0 to 3.6 V
4
GND
---
---
---
GND
8
GND
---
---
---
GND
11
GND
---
---
---
GND
20
GND
---
---
---
GND
30
GND
---
---
---
GND
31
GND
---
---
---
GND
32
GND
---
---
---
GND
33
GND
---
---
---
GND
●
N.C. Pins
Pin
Symbol
Attribute/value
at reset
I/O
Active
level
Description
1
NC
---
---
---
NC pin, always use in the OPEN.
29
NC
---
---
---
NC pin, always use in the OPEN.
