V0.1
– May-13
User’s Manual
Page 11 of 18
6 Design-in Support
The EVA2235-H demo board offers the possibility to implement the A2235-H GPS
receiver module temporarily into your design by using the terminal block with 15
connections & a pad of 3V3. To operate the EVA2235-H via this terminal block,
please check “Table 3: Switch settings”.
Please note:
VCC power input is
not
protected against reversed polarity
External supply has to be within the range of 3.3 to 3.6 VDC
6.1 Terminal Block
The terminal block offers direct access to the A2235-H GPS receiver pins.
Pin
Port
1
VCC
2
GPIO7,
SPI chip select pin when module works in SPI mode
3
GPIO6,
SPI clock pin when module works in SPI mode
4
nRST
5
ON_OFF
6
Host Port I2C_CLK
7
GND
8
TX,
SPI data out pin when module works in SPI mode
9
RX,
SPI data in pin when module works in SPI mode
10
I2C_CLK, GPIO 1
11
I2C_DIO, GPIO 0
12
Vout,
Voltage Output 1.8V
Table 2: Terminal block description
Figure 8: Terminal block
