stm32 /stm32n6 /STM32N647 /I2C1 /I2C_OAR2

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Interpret as I2C_OAR2

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0OA20 (B_0x0)OA2MSK 0 (B_0x0)OA2EN

OA2EN=B_0x0, OA2MSK=B_0x0

Description

I2C own address 2 register

Fields

OA2

Interface address

OA2MSK

Own address 2 masks

0 (B_0x0): No mask

1 (B_0x1): OA2[1] is masked and don’t care. Only OA2[7:2] are compared.

2 (B_0x2): OA2[2:1] are masked and don’t care. Only OA2[7:3] are compared.

3 (B_0x3): OA2[3:1] are masked and don’t care. Only OA2[7:4] are compared.

4 (B_0x4): OA2[4:1] are masked and don’t care. Only OA2[7:5] are compared.

5 (B_0x5): OA2[5:1] are masked and don’t care. Only OA2[7:6] are compared.

6 (B_0x6): OA2[6:1] are masked and don’t care. Only OA2[7] is compared.

7 (B_0x7): OA2[7:1] are masked and don’t care. No comparison is done, and all (except reserved) 7-bit received addresses are acknowledged.

OA2EN

Own address 2 enable

0 (B_0x0): Own address 2 disabled. The received slave address OA2 is NACKed.

1 (B_0x1): Own address 2 enabled. The received slave address OA2 is ACKed.

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