Created
October 12, 2021 12:17
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Snippet to scan connected I2C slaves
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| #if 1 | |
| uint8_t status[128] = {}; | |
| for (int i = 1; i < 128; i++) { | |
| HAL_StatusTypeDef ret = HAL_I2C_IsDeviceReady(&hi2c1, (uint16_t)(i<<1), 3, 5); | |
| if (ret != HAL_OK) /* No ACK Received At That Address */ | |
| { | |
| status[i] = 0; | |
| } | |
| else if(ret == HAL_OK) | |
| { | |
| status[i] = 1; | |
| } | |
| } | |
| #endif |
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