Data Sheet
5 OLED display
The 128x32 OLED display is driven by the SSD1306 control chip
,
connected with the SPI interface
.
Table 3.
OLED display pinout for 40
-
pin header
6 Secure cryptoprocessor
The board includes a secure cryptoprocessor
(
ATECC608A
)
with an EEPROM that can store up to 16 keys
(
256
-
bit
),
certi
fi
cates
,
or other data
.
Although this chip provides a range of cryptographic features
,
it is primarily included to provide
secure key generation and management so you can securely authenticate with the device when deployed into the
fi
eld
.
The factory setting for the Environmental Sensor Board includes one Google key
(
private key
,
public key
,
and certi
fi
cate
)
to
enable communication with Google Cloud IoT Core right out of the box
.
This key slot is reusable
,
just like the rest of the
memory
,
so you don
'
t have to keep it
.
Environmental Sensor Board datasheet v1
.
1
G650
-
04023
-
01
SPI function
Pin
MOSI
19
MISO
21
SCLK
23
CL
24
RESET
22
DC
18
Coral
.
ai
|
Copyright 2019 Google LLC
.
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