Hardware layout UM1670
24/32 UM1670 Rev 4
PB13 74 -------
VBUS
Green
-------1-49
PB14 75 -------
DM
--------2-
52
(1)
PB15 76 -------
DP
--------3-
51
(2)
PC0 26 - -
SDNWE
---------------14
PC1 27 ------
CS
-----------13
PC2 28 - - -
CSX
CSX
CSX
------------16
PC3 29 ------------------15
PC4 44 -------
PSO
----------26
PC5 45 -------
QC
Red
---------25
PC6 96 - - -
HSYNC
HSYNC
------------57-
PC7 97 - - -
DB10
G6
------------56-
PC8 98 -----------------55-
PC9 99 ----------
SDA 
SDA
---1-54-
PC10 111 - - -
DB12
R2
------------45-
PC11 112-----------------44-
PC12 113-----------------43 -
PC13 7  -  --------------12 -
PC14 8
OSC32_IN
---------------- 9-
Table 7. STM32 pin description versus board functions (continued)
STM32 pin Board functions
Main function 
LQFP144
System 
VCP
SDRAM 
LCD-TFT
LCD-RGB
LCD-SPI
I3G4250D
USB 
LED 
Push-button 
I
2
C Ext
Touch panel
Free I/O 
Power supply 
CN2
CN3
CN6
P1 
P2