NuMaker-M032SE
Feb.
20, 2019
Page
21
of 37
Rev 1.00
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2.5.12 Push-Buttons
Table 2-15 presents the push-buttons.
Component
Comment
ICESW1
Off-line program button to start off-line programming the target chip.
SW1
Reset button to reset the target chip.
Table 2-15 Push-Buttons
2.5.13 LEDs
Table 2-16 presents the LEDs.
Component
Comment
Power LED
The power LED indicates that the NuMaker-M032SE is powered.
PB14 LED
The LED is connected to the target chip PB.14.
ICES0, ICES1, ICES2
and ICES3
Nu-Link2-Me status LED.
Table 2-16 LEDs
Nu-Link2-Me
2.6
The Nu-Link2-Me is a debugger and programmer that supports on-line programming and debugging
through SWD interface. The on-board 16 Mbit SPI Flash allows it to off-line program the target
microcontroller. Additionally, the Nu-Link2-Me provides virtual COM port (VCOM) function to print out
messages on PC. Table 2-17 presents how to set the VCOM function by ICESW2.
ICESW2
Pin
Function
Comment
1
TXD
On
: Connect target chip PB.13 (UART0_TXD) to Nu-Link2-Me.
Off
: Disconnect target chip PB.13 (UART0_TXD) to Nu-Link2-Me.
2
RXD
On
: Connect target chip PB.12 (UART0_RXD) to Nu-Link2-Me.
Off
: Disconnect target chip PB.12 (UART0_RXD) to Nu-Link2-Me.
Note:
Pin 3 and 4 is unused.
Table 2-17 VCOM Function of Nu-Link2-Me
