5.3.9 ATECC508A

SAM E54 Xplained Pro implements a ATECC508A Crypto Authentication device. The table below shows all the connections between the ATECC508A and the ATSAME54P20A.

Info: The I2C address is 0x60 (7-bit, right adjusted without R/W bit).
Table 5-21. ATECC508A Connections
ATECC508A pinSAM E54 pinFunctionShared functionality
1 [NC]---
2 [NC]---
3 [NC]---
4 [GND]-GND-
5 [SDA] PD08SERCOM7 PAD[0] I2C SDAAT24MAC402, PCC, EXT2, EXT3, and EDBG DGI
6 [SCL]PD09SERCOM7 PAD[1] I2C SCLAT24MAC402, PCC, EXT2, EXT3, and EDBG DGI
7 [NC]--
8 [VCC]-VCC_TARGET_P3V3-
9 [PAD]-GND-