7.5.4 40-Pin Header Connector (J5)
The Portenta Hat Carrier features a 40-pin header connector as shown in Figure 8, making it compatible with most
of the Raspberry Pi® Hats available on the market.
Figure 8. Raspberry Pi®-compatible 40-pin header connector
The main interfaces and general-purpose pins available through this connector include:
SPI (x1)
I2S (x1)
SAI (x1)
5 VDC (x2)
3.3 VDC (x2)
I2C (x2)
UART (without flow control) (x2)
PWM (x7)
GND (x8)
GPIO (x26)