| 240 | } |
| 241 | |
| 242 | bool SPISingleESP32::waitComplete(u32 timeout_ms) FL_NOEXCEPT { |
| 243 | if (!mTransactionActive) { |
| 244 | return true; // Nothing to wait for |
| 245 | } |
| 246 | |
| 247 | spi_transaction_t* result = nullptr; |
| 248 | esp_err_t ret = spi_device_get_trans_result( |
| 249 | mSPIHandle, |
| 250 | &result, |
| 251 | pdMS_TO_TICKS(timeout_ms) |
| 252 | ); |
| 253 | |
| 254 | mTransactionActive = false; |
| 255 | |
| 256 | // Auto-release DMA buffer |
| 257 | mBufferAcquired = false; |
| 258 | mDMABuffer.reset(); |
| 259 | |
| 260 | return (ret == ESP_OK); |
| 261 | } |
| 262 | |
| 263 | bool SPISingleESP32::isBusy() const FL_NOEXCEPT { |
| 264 | return mTransactionActive; |