AN3311
STM3210C-EVAL demonstration board
Doc ID 18209 Rev 1
17/58
4.7 Joystick
The joystick is four-directional and includes a selection key.
4.8 Pushbuttons
The following pushbuttons are provided:
●
Key: user pushbutton
●
Tamper: user pushbutton
●
Wake-up: pushbutton used to wake up the processor from low-power mode.
4.9 Storage
memory
The ZigBee adapter has a 64-Kbit I
2
C/RF dual interface memory (M24LR64-r) on board,
and it is connected to the I
2
C1 peripheral of the MCU.
The I
2
C address of the memory can be set by using the jumpers JP1 and JP2 on the ZigBee
adapter and must be different from the one already present on the STM3210C-EVAL (with
address 0xA0).
4.10
Development and debug support
The two debug connectors available on the STM3210C-EVAL demonstration board are:
1.
CN13, standard 20-pin JTAG interface connector which is compliant with the debug
tools of ARM7 and ARM9
2.
CN12, SAMTEC 20-pin connector FTSH-110-01-L-DV for both SWD and trace which is
compliant with ARM CoreSight
TM
debug tools
4.11
Display and input devices
The 3.2" TFT color LCD connected to SPI3 and 4 general purpose color LED's (LED 1, 2, 3,
4) are available as display devices.
A touchscreen connected to an I/O expander (U7), a 4-direction joystick with selection key, a
general purpose button (B3), a wake-up button (B2), and a tamper detection button (B4) are
available as input devices.
Table 5.
LCD module
3.2" TFT LCD with touchscreen
CN14 (default)
Pin on CN14
Description
Pin connection
1
CS
PB2
2
RS
-
3
WR/SCL
PC10
4
RD
-
