UM1537
Connector
Doc ID 023059 Rev 1
25/52
Table 18.
Daughterboard extension connector CN5
Pin Description
Alternative
function
How to disconnect from the function
block on STM320518-EVAL board
1
GND
-
-
3
PC6
JOY_Up
Remove R87
5
PC8
JOY_Right
Remove R98
7
PA8
HDMI_HPD_Source /
MC_TIM1_CH1 (UH)
Remove R55
Disconnect MC power board from CN1
9
PA10
USART_RX/ MC_TIM1_CH3 (WH)
Keep JP3 open
Disconnect MC power board from CN1
11
PA11
USART_CTS/HDMI_HPD_Sink
Keep JP4 open
13
PA13
SWDAT
-
15
PF7
I2C2_SDA_HDMI_Sink
-
17
PA15
MC_TIM2_CH1 (Encoder A)
Disconnect MC power board from CN1
19
GND
-
-
21
PC12
LED3
Remove R92
23
PB3
IR_IN/ MC_TIM2_CH2 (encoder B)
Remove R19
Disconnect MC power board from CN1
25
PB5
TempSensor_INT
Remove R61
27
PB7
TempSensor/HDMI/RF_SDA /
MC_USART1_RX
Remove R50
29
PB8
User_KEY
Remove R99
31
PB9
IR_OUT
Remove R17
33
PC15
OSC32_OUT
Close SB10
Remove R58
2
PB15
SD_Detection
Remove R83
4
PC7
JOY_DOWN
Remove R86
6
PC9
JOY_LEFT
Remove R85
8
PA9
RS232/RS485 /
irDA_TX/MC TIM1_CH2 (VH)
Disconnect MC power board from CN1
10
GND
-
-
12
PA12
RS485_DIR / RS232_RTS/ MC_IO
(PFC_sync1)
-
14
PF6
I2C2_SCL_HDMI_Sink
-
16
PA14
SWCLK
-
18
PC10
LED1
Remove R93
20
PC11
LED2
Remove R105
22
PD2
LED4
Remove R104
24
PB4
LCD/SD_MISO
Remove R174