HiBot TITech M4 Manuale d'uso - Pagina 10

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HiBot Corporation
The chip can be accessed by the I2C connected to PB8 and PB9 pins of the micro
controller as shown in the following Figure 11.
L3GD20 (Gyroscope)
C20
100nF
PB8_I2C1_SCL
PB9_I2C1_SDA
PB7
3.3V
PD8
PD9
B
SD Card

LAN port

SD Card
GND
12
The board offers the possibility to utilize Ethernet LAN communication through the
11
LAN port. Figure 12 shows the LAN interface and the pin assignment to the micro-
controller.
10
9
Header(MicroSD_ADPT)
C
Crystal
OSC32_IN
CAN BUS
PD0_CAN1_RX
0 R26
PD1_CAN1_TX
HB-UM-M4CTRL
D
7
GND
GND
VDD
PD5
GND
C19
GND
U3
3.3V
L3GD20
1
VDD_IO
2
SCL/SPC
3
SDA/SDI/SDO
4
SDO/SA0
R11
5
CS
6
10k
DRDY/INT2
7
INT
8
RES
GND
Figure 11 - Gyroscope on board.
3.3V
1
BOSS
D2
2
D3
3
BOSS
CMD
4
VDD
5
CLK
6
BOSS
VSS
7
D0
8
CD
D1
Q1
1
2
OSC32_OUT
32.768KHz
C25
C26
10pF
10pF
OSC_OUT
GND
U4
8
RS
CANH
4
R
VREF
1
D
CANL
2
GND
3.3V
SN65HVD230
U5
100nF
10uF/10V
14
3.3V
TITech M4 Controller
U2
LSM303DLHC
0.22uF/25V
GND
R1
9
10k
RES
10
RES
11
RES
12
RES
C48
13
GND
470nF
14
PLLFILT
15
C22
RES
16
VDD
100nF
3.3V
C23
10uF/10V
R16
R17
R18
R19
R20
4.7k
4.7k
4.7k
4.7k
4.7k
PD3_MicroSDCard_Detect
GND
OSC_IN
Q2
Crystal(25MHz)
390 R24
GND
R27: not mount
BM03B-SRSS-TB
7
R27
5
6
120/0.25W
3
GND
3.3V
BM03B-SRSS-TB
®
User Manual
Jumper(2 pads)
GND
C21
GND
R21
4.7k
PC10_MicroSDCard_D2
PC11_MicroSDCard_D3
PD2_MicroSDCard_CMD
PC12_MicroSDCard_CLK
PC8_MicroSDCard_D0
PC9_MicroSDCard_D1
C24
22pF
C27
22pF
GND
CAN1
1
2
3
VREF+
CAN2
JP2
M
JP4
PA1_MI I_RX
PA10_OTG_F
PA11_OTG_F
PA12_OTG_F
3.3V
DFU
VBAT
GND
BAT
3
V
2
1
Leave FREE
JP1: not mou
Analog to
GND
3.3V
L1
3000mA
R
0
! 1 0
R