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10
Quick Start Guide
Jumper
Option
Setting
Description
J1
Potentiometer
enable
ON
Connect PTB2 to POT_5K
OFF
Disconnect PTB2 from POT_5K
J40
Reset push
button
1-2
Connect SW3 to SDA_RST_TGTMCU_J_B
2-3
Connect SW3 to RST_TGTMCU_B
J38
SWD_DIO
isolation
ON
Connect SWD_DIO_TGTMCU_BUF to SWD_DIO_TGTMCU
OFF
Disconnect SWD_DIO_TGTMCU_BUF from SWD_DIO_TGTMCU
J34
SWD_CLK
isolation
ON
Connect SWD_CLK_TGTMCU_BUF to SWD_CLK_TGTMCU
OFF
Disconnect SWD_CLK_TGTMCU_BUF from SWD_CLK_TGTMCU
J25
UART RX
selection
1-2
Connect UART1_RX_TGTMCU to UART1_RX_ELEV_BUF
(Tower Elevator)
2-3
Connect UART1_RX_TGTMCU to UART1_RX_TGTMCU_BUF
(OpenSDA)
J22
UART TX
selection
1-2
Connect UART1_TX_TGTMCU to UART1_TX_ELEV_BUF
(Tower Elevator)
2-3
Connect UART1_TX_TGTMCU to UART1_TX_TGTMCU_BUF
(OpenSDA)
J7
RESET-OUT_B
selection
1-2
Connect Tower Elevator RESET_OUT_B to PTA14
2-3
Connect Tower Elevator RESET_OUT_B to PTA17
TWR-K24F120M Jumper Options
(continued)