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  1. Bus 001 Device 005: ID 0d8c:0201 C-Media Electronics, Inc.
  2. Device Descriptor:
  3. bLength 18
  4. bDescriptorType 1
  5. bcdUSB 1.10
  6. bDeviceClass 0 (Defined at Interface level)
  7. bDeviceSubClass 0
  8. bDeviceProtocol 0
  9. bMaxPacketSize0 8
  10. idVendor 0x0d8c C-Media Electronics, Inc.
  11. idProduct 0x0201
  12. bcdDevice 0.10
  13. iManufacturer 0
  14. iProduct 2
  15. iSerial 0
  16. bNumConfigurations 1
  17. Configuration Descriptor:
  18. bLength 9
  19. bDescriptorType 2
  20. wTotalLength 531
  21. bNumInterfaces 3
  22. bConfigurationValue 1
  23. iConfiguration 0
  24. bmAttributes 0x80
  25. (Bus Powered)
  26. MaxPower 500mA
  27. Interface Descriptor:
  28. bLength 9
  29. bDescriptorType 4
  30. bInterfaceNumber 0
  31. bAlternateSetting 0
  32. bNumEndpoints 1
  33. bInterfaceClass 1 Audio
  34. bInterfaceSubClass 1 Control Device
  35. bInterfaceProtocol 0
  36. iInterface 0
  37. AudioControl Interface Descriptor:
  38. bLength 10
  39. bDescriptorType 36
  40. bDescriptorSubtype 1 (HEADER)
  41. bcdADC 1.00
  42. wTotalLength 215
  43. bInCollection 2
  44. baInterfaceNr( 0) 1
  45. baInterfaceNr( 1) 2
  46. AudioControl Interface Descriptor:
  47. bLength 12
  48. bDescriptorType 36
  49. bDescriptorSubtype 2 (INPUT_TERMINAL)
  50. bTerminalID 1
  51. wTerminalType 0x0101 USB Streaming
  52. bAssocTerminal 0
  53. bNrChannels 8
  54. wChannelConfig 0x063f
  55. Left Front (L)
  56. Right Front (R)
  57. Center Front (C)
  58. Low Freqency Enhancement (LFE)
  59. Left Surround (LS)
  60. Right Surround (RS)
  61. Side Left (SL)
  62. Side Right (SR)
  63. iChannelNames 0
  64. iTerminal 0
  65. AudioControl Interface Descriptor:
  66. bLength 12
  67. bDescriptorType 36
  68. bDescriptorSubtype 2 (INPUT_TERMINAL)
  69. bTerminalID 4
  70. wTerminalType 0x0201 Microphone
  71. bAssocTerminal 0
  72. bNrChannels 2
  73. wChannelConfig 0x0003
  74. Left Front (L)
  75. Right Front (R)
  76. iChannelNames 0
  77. iTerminal 0
  78. AudioControl Interface Descriptor:
  79. bLength 10
  80. bDescriptorType 36
  81. bDescriptorSubtype 6 (FEATURE_UNIT)
  82. bUnitID 8
  83. bSourceID 4
  84. bControlSize 1
  85. bmaControls( 0) 0x01
  86. Mute
  87. bmaControls( 1) 0x02
  88. Volume
  89. bmaControls( 2) 0x02
  90. Volume
  91. iFeature 0
  92. AudioControl Interface Descriptor:
  93. bLength 10
  94. bDescriptorType 36
  95. bDescriptorSubtype 6 (FEATURE_UNIT)
  96. bUnitID 9
  97. bSourceID 4
  98. bControlSize 1
  99. bmaControls( 0) 0x01
  100. Mute
  101. bmaControls( 1) 0x02
  102. Volume
  103. bmaControls( 2) 0x02
  104. Volume
  105. iFeature 0
  106. AudioControl Interface Descriptor:
  107. bLength 28
  108. bDescriptorType 36
  109. bDescriptorSubtype 4 (MIXER_UNIT)
  110. bUnitID 12
  111. bNrInPins 4
  112. baSourceID( 0) 1
  113. baSourceID( 1) 9
  114. baSourceID( 2) 14
  115. baSourceID( 3) 11
  116. bNrChannels 8
  117. wChannelConfig 0x063f
  118. Left Front (L)
  119. Right Front (R)
  120. Center Front (C)
  121. Low Freqency Enhancement (LFE)
  122. Left Surround (LS)
  123. Right Surround (RS)
  124. Side Left (SL)
  125. Side Right (SR)
  126. iChannelNames 0
  127. bmControls 0x00
  128. bmControls 0x00
  129. bmControls 0x00
  130. bmControls 0x00
  131. iMixer 0
  132. junk at descriptor end: 00 00 00 00 00 00 00 00 00 00
  133. AudioControl Interface Descriptor:
  134. bLength 16
  135. bDescriptorType 36
  136. bDescriptorSubtype 6 (FEATURE_UNIT)
  137. bUnitID 13
  138. bSourceID 12
  139. bControlSize 1
  140. bmaControls( 0) 0x01
  141. Mute
  142. bmaControls( 1) 0x02
  143. Volume
  144. bmaControls( 2) 0x02
  145. Volume
  146. bmaControls( 3) 0x02
  147. Volume
  148. bmaControls( 4) 0x02
  149. Volume
  150. bmaControls( 5) 0x02
  151. Volume
  152. bmaControls( 6) 0x02
  153. Volume
  154. bmaControls( 7) 0x02
  155. Volume
  156. bmaControls( 8) 0x02
  157. Volume
  158. iFeature 0
  159. AudioControl Interface Descriptor:
  160. bLength 9
  161. bDescriptorType 36
  162. bDescriptorSubtype 3 (OUTPUT_TERMINAL)
  163. bTerminalID 3
  164. wTerminalType 0x0301 Speaker
  165. bAssocTerminal 0
  166. bSourceID 13
  167. iTerminal 0
  168. AudioControl Interface Descriptor:
  169. bLength 15
  170. bDescriptorType 36
  171. bDescriptorSubtype 4 (MIXER_UNIT)
  172. bUnitID 17
  173. bNrInPins 3
  174. baSourceID( 0) 9
  175. baSourceID( 1) 14
  176. baSourceID( 2) 11
  177. bNrChannels 2
  178. wChannelConfig 0x0003
  179. Left Front (L)
  180. Right Front (R)
  181. iChannelNames 0
  182. bmControls 0x00
  183. iMixer 0
  184. junk at descriptor end: 00
  185. AudioControl Interface Descriptor:
  186. bLength 9
  187. bDescriptorType 36
  188. bDescriptorSubtype 3 (OUTPUT_TERMINAL)
  189. bTerminalID 10
  190. wTerminalType 0x0101 USB Streaming
  191. bAssocTerminal 0
  192. bSourceID 7
  193. iTerminal 0
  194. AudioControl Interface Descriptor:
  195. bLength 10
  196. bDescriptorType 36
  197. bDescriptorSubtype 5 (SELECTOR_UNIT)
  198. bUnitID 7
  199. bNrInPins 4
  200. baSource( 0) 8
  201. baSource( 1) 2
  202. baSource( 2) 16
  203. baSource( 3) 15
  204. iSelector 0
  205. AudioControl Interface Descriptor:
  206. bLength 12
  207. bDescriptorType 36
  208. bDescriptorSubtype 2 (INPUT_TERMINAL)
  209. bTerminalID 6
  210. wTerminalType 0x0603 Line Connector
  211. bAssocTerminal 0
  212. bNrChannels 2
  213. wChannelConfig 0x0003
  214. Left Front (L)
  215. Right Front (R)
  216. iChannelNames 0
  217. iTerminal 0
  218. AudioControl Interface Descriptor:
  219. bLength 10
  220. bDescriptorType 36
  221. bDescriptorSubtype 6 (FEATURE_UNIT)
  222. bUnitID 15
  223. bSourceID 6
  224. bControlSize 1
  225. bmaControls( 0) 0x01
  226. Mute
  227. bmaControls( 1) 0x02
  228. Volume
  229. bmaControls( 2) 0x02
  230. Volume
  231. iFeature 0
  232. AudioControl Interface Descriptor:
  233. bLength 10
  234. bDescriptorType 36
  235. bDescriptorSubtype 6 (FEATURE_UNIT)
  236. bUnitID 11
  237. bSourceID 6
  238. bControlSize 1
  239. bmaControls( 0) 0x01
  240. Mute
  241. bmaControls( 1) 0x02
  242. Volume
  243. bmaControls( 2) 0x02
  244. Volume
  245. iFeature 0
  246. AudioControl Interface Descriptor:
  247. bLength 12
  248. bDescriptorType 36
  249. bDescriptorSubtype 2 (INPUT_TERMINAL)
  250. bTerminalID 5
  251. wTerminalType 0x0601 Analog Connector
  252. bAssocTerminal 0
  253. bNrChannels 2
  254. wChannelConfig 0x0003
  255. Left Front (L)
  256. Right Front (R)
  257. iChannelNames 0
  258. iTerminal 3
  259. AudioControl Interface Descriptor:
  260. bLength 10
  261. bDescriptorType 36
  262. bDescriptorSubtype 6 (FEATURE_UNIT)
  263. bUnitID 2
  264. bSourceID 17
  265. bControlSize 1
  266. bmaControls( 0) 0x01
  267. Mute
  268. bmaControls( 1) 0x02
  269. Volume
  270. bmaControls( 2) 0x02
  271. Volume
  272. iFeature 0
  273. AudioControl Interface Descriptor:
  274. bLength 10
  275. bDescriptorType 36
  276. bDescriptorSubtype 6 (FEATURE_UNIT)
  277. bUnitID 16
  278. bSourceID 5
  279. bControlSize 1
  280. bmaControls( 0) 0x01
  281. Mute
  282. bmaControls( 1) 0x02
  283. Volume
  284. bmaControls( 2) 0x02
  285. Volume
  286. iFeature 0
  287. AudioControl Interface Descriptor:
  288. bLength 10
  289. bDescriptorType 36
  290. bDescriptorSubtype 6 (FEATURE_UNIT)
  291. bUnitID 14
  292. bSourceID 5
  293. bControlSize 1
  294. bmaControls( 0) 0x01
  295. Mute
  296. bmaControls( 1) 0x02
  297. Volume
  298. bmaControls( 2) 0x02
  299. Volume
  300. iFeature 0
  301. Endpoint Descriptor:
  302. bLength 7
  303. bDescriptorType 5
  304. bEndpointAddress 0x81 EP 1 IN
  305. bmAttributes 3
  306. Transfer Type Interrupt
  307. Synch Type None
  308. Usage Type Data
  309. wMaxPacketSize 0x0003 1x 3 bytes
  310. bInterval 1
  311. Interface Descriptor:
  312. bLength 9
  313. bDescriptorType 4
  314. bInterfaceNumber 1
  315. bAlternateSetting 0
  316. bNumEndpoints 0
  317. bInterfaceClass 1 Audio
  318. bInterfaceSubClass 2 Streaming
  319. bInterfaceProtocol 0
  320. iInterface 0
  321. Interface Descriptor:
  322. bLength 9
  323. bDescriptorType 4
  324. bInterfaceNumber 1
  325. bAlternateSetting 1
  326. bNumEndpoints 1
  327. bInterfaceClass 1 Audio
  328. bInterfaceSubClass 2 Streaming
  329. bInterfaceProtocol 0
  330. iInterface 0
  331. AudioStreaming Interface Descriptor:
  332. bLength 7
  333. bDescriptorType 36
  334. bDescriptorSubtype 1 (AS_GENERAL)
  335. bTerminalLink 1
  336. bDelay 1 frames
  337. wFormatTag 1 PCM
  338. AudioStreaming Interface Descriptor:
  339. bLength 14
  340. bDescriptorType 36
  341. bDescriptorSubtype 2 (FORMAT_TYPE)
  342. bFormatType 1 (FORMAT_TYPE_I)
  343. bNrChannels 8
  344. bSubframeSize 2
  345. bBitResolution 16
  346. bSamFreqType 2 Discrete
  347. tSamFreq[ 0] 44100
  348. tSamFreq[ 1] 48000
  349. Endpoint Descriptor:
  350. bLength 9
  351. bDescriptorType 5
  352. bEndpointAddress 0x06 EP 6 OUT
  353. bmAttributes 9
  354. Transfer Type Isochronous
  355. Synch Type Adaptive
  356. Usage Type Data
  357. wMaxPacketSize 0x0310 1x 784 bytes
  358. bInterval 1
  359. bRefresh 0
  360. bSynchAddress 0
  361. AudioControl Endpoint Descriptor:
  362. bLength 7
  363. bDescriptorType 37
  364. bDescriptorSubtype 1 (EP_GENERAL)
  365. bmAttributes 0x01
  366. Sampling Frequency
  367. bLockDelayUnits 0 Undefined
  368. wLockDelay 0 Undefined
  369. Interface Descriptor:
  370. bLength 9
  371. bDescriptorType 4
  372. bInterfaceNumber 1
  373. bAlternateSetting 2
  374. bNumEndpoints 1
  375. bInterfaceClass 1 Audio
  376. bInterfaceSubClass 2 Streaming
  377. bInterfaceProtocol 0
  378. iInterface 0
  379. AudioStreaming Interface Descriptor:
  380. bLength 7
  381. bDescriptorType 36
  382. bDescriptorSubtype 1 (AS_GENERAL)
  383. bTerminalLink 1
  384. bDelay 1 frames
  385. wFormatTag 1 PCM
  386. AudioStreaming Interface Descriptor:
  387. bLength 14
  388. bDescriptorType 36
  389. bDescriptorSubtype 2 (FORMAT_TYPE)
  390. bFormatType 1 (FORMAT_TYPE_I)
  391. bNrChannels 2
  392. bSubframeSize 2
  393. bBitResolution 16
  394. bSamFreqType 2 Discrete
  395. tSamFreq[ 0] 44100
  396. tSamFreq[ 1] 48000
  397. Endpoint Descriptor:
  398. bLength 9
  399. bDescriptorType 5
  400. bEndpointAddress 0x06 EP 6 OUT
  401. bmAttributes 9
  402. Transfer Type Isochronous
  403. Synch Type Adaptive
  404. Usage Type Data
  405. wMaxPacketSize 0x00c4 1x 196 bytes
  406. bInterval 1
  407. bRefresh 0
  408. bSynchAddress 0
  409. AudioControl Endpoint Descriptor:
  410. bLength 7
  411. bDescriptorType 37
  412. bDescriptorSubtype 1 (EP_GENERAL)
  413. bmAttributes 0x01
  414. Sampling Frequency
  415. bLockDelayUnits 0 Undefined
  416. wLockDelay 0 Undefined
  417. Interface Descriptor:
  418. bLength 9
  419. bDescriptorType 4
  420. bInterfaceNumber 1
  421. bAlternateSetting 3
  422. bNumEndpoints 1
  423. bInterfaceClass 1 Audio
  424. bInterfaceSubClass 2 Streaming
  425. bInterfaceProtocol 0
  426. iInterface 0
  427. AudioStreaming Interface Descriptor:
  428. bLength 7
  429. bDescriptorType 36
  430. bDescriptorSubtype 1 (AS_GENERAL)
  431. bTerminalLink 1
  432. bDelay 1 frames
  433. wFormatTag 1 PCM
  434. AudioStreaming Interface Descriptor:
  435. bLength 14
  436. bDescriptorType 36
  437. bDescriptorSubtype 2 (FORMAT_TYPE)
  438. bFormatType 1 (FORMAT_TYPE_I)
  439. bNrChannels 4
  440. bSubframeSize 2
  441. bBitResolution 16
  442. bSamFreqType 2 Discrete
  443. tSamFreq[ 0] 44100
  444. tSamFreq[ 1] 48000
  445. Endpoint Descriptor:
  446. bLength 9
  447. bDescriptorType 5
  448. bEndpointAddress 0x06 EP 6 OUT
  449. bmAttributes 9
  450. Transfer Type Isochronous
  451. Synch Type Adaptive
  452. Usage Type Data
  453. wMaxPacketSize 0x0188 1x 392 bytes
  454. bInterval 1
  455. bRefresh 0
  456. bSynchAddress 0
  457. AudioControl Endpoint Descriptor:
  458. bLength 7
  459. bDescriptorType 37
  460. bDescriptorSubtype 1 (EP_GENERAL)
  461. bmAttributes 0x01
  462. Sampling Frequency
  463. bLockDelayUnits 0 Undefined
  464. wLockDelay 0 Undefined
  465. Interface Descriptor:
  466. bLength 9
  467. bDescriptorType 4
  468. bInterfaceNumber 1
  469. bAlternateSetting 4
  470. bNumEndpoints 1
  471. bInterfaceClass 1 Audio
  472. bInterfaceSubClass 2 Streaming
  473. bInterfaceProtocol 0
  474. iInterface 0
  475. AudioStreaming Interface Descriptor:
  476. bLength 7
  477. bDescriptorType 36
  478. bDescriptorSubtype 1 (AS_GENERAL)
  479. bTerminalLink 1
  480. bDelay 1 frames
  481. wFormatTag 1 PCM
  482. AudioStreaming Interface Descriptor:
  483. bLength 14
  484. bDescriptorType 36
  485. bDescriptorSubtype 2 (FORMAT_TYPE)
  486. bFormatType 1 (FORMAT_TYPE_I)
  487. bNrChannels 6
  488. bSubframeSize 2
  489. bBitResolution 16
  490. bSamFreqType 2 Discrete
  491. tSamFreq[ 0] 44100
  492. tSamFreq[ 1] 48000
  493. Endpoint Descriptor:
  494. bLength 9
  495. bDescriptorType 5
  496. bEndpointAddress 0x06 EP 6 OUT
  497. bmAttributes 9
  498. Transfer Type Isochronous
  499. Synch Type Adaptive
  500. Usage Type Data
  501. wMaxPacketSize 0x0248 1x 584 bytes
  502. bInterval 1
  503. bRefresh 0
  504. bSynchAddress 0
  505. AudioControl Endpoint Descriptor:
  506. bLength 7
  507. bDescriptorType 37
  508. bDescriptorSubtype 1 (EP_GENERAL)
  509. bmAttributes 0x01
  510. Sampling Frequency
  511. bLockDelayUnits 0 Undefined
  512. wLockDelay 0 Undefined
  513. Interface Descriptor:
  514. bLength 9
  515. bDescriptorType 4
  516. bInterfaceNumber 1
  517. bAlternateSetting 5
  518. bNumEndpoints 1
  519. bInterfaceClass 1 Audio
  520. bInterfaceSubClass 2 Streaming
  521. bInterfaceProtocol 0
  522. iInterface 0
  523. AudioStreaming Interface Descriptor:
  524. bLength 7
  525. bDescriptorType 36
  526. bDescriptorSubtype 1 (AS_GENERAL)
  527. bTerminalLink 1
  528. bDelay 1 frames
  529. wFormatTag 1 PCM
  530. AudioStreaming Interface Descriptor:
  531. bLength 11
  532. bDescriptorType 36
  533. bDescriptorSubtype 2 (FORMAT_TYPE)
  534. bFormatType 1 (FORMAT_TYPE_I)
  535. bNrChannels 2
  536. bSubframeSize 2
  537. bBitResolution 16
  538. bSamFreqType 1 Discrete
  539. tSamFreq[ 0] 48000
  540. Endpoint Descriptor:
  541. bLength 9
  542. bDescriptorType 5
  543. bEndpointAddress 0x06 EP 6 OUT
  544. bmAttributes 9
  545. Transfer Type Isochronous
  546. Synch Type Adaptive
  547. Usage Type Data
  548. wMaxPacketSize 0x0188 1x 392 bytes
  549. bInterval 1
  550. bRefresh 0
  551. bSynchAddress 0
  552. AudioControl Endpoint Descriptor:
  553. bLength 7
  554. bDescriptorType 37
  555. bDescriptorSubtype 1 (EP_GENERAL)
  556. bmAttributes 0x01
  557. Sampling Frequency
  558. bLockDelayUnits 0 Undefined
  559. wLockDelay 0 Undefined
  560. Interface Descriptor:
  561. bLength 9
  562. bDescriptorType 4
  563. bInterfaceNumber 2
  564. bAlternateSetting 0
  565. bNumEndpoints 0
  566. bInterfaceClass 1 Audio
  567. bInterfaceSubClass 2 Streaming
  568. bInterfaceProtocol 0
  569. iInterface 0
  570. Interface Descriptor:
  571. bLength 9
  572. bDescriptorType 4
  573. bInterfaceNumber 2
  574. bAlternateSetting 1
  575. bNumEndpoints 1
  576. bInterfaceClass 1 Audio
  577. bInterfaceSubClass 2 Streaming
  578. bInterfaceProtocol 0
  579. iInterface 0
  580. AudioStreaming Interface Descriptor:
  581. bLength 7
  582. bDescriptorType 36
  583. bDescriptorSubtype 1 (AS_GENERAL)
  584. bTerminalLink 10
  585. bDelay 1 frames
  586. wFormatTag 1 PCM
  587. AudioStreaming Interface Descriptor:
  588. bLength 14
  589. bDescriptorType 36
  590. bDescriptorSubtype 2 (FORMAT_TYPE)
  591. bFormatType 1 (FORMAT_TYPE_I)
  592. bNrChannels 2
  593. bSubframeSize 2
  594. bBitResolution 16
  595. bSamFreqType 2 Discrete
  596. tSamFreq[ 0] 44100
  597. tSamFreq[ 1] 48000
  598. Endpoint Descriptor:
  599. bLength 9
  600. bDescriptorType 5
  601. bEndpointAddress 0x85 EP 5 IN
  602. bmAttributes 5
  603. Transfer Type Isochronous
  604. Synch Type Asynchronous
  605. Usage Type Data
  606. wMaxPacketSize 0x00c8 1x 200 bytes
  607. bInterval 1
  608. bRefresh 0
  609. bSynchAddress 0
  610. AudioControl Endpoint Descriptor:
  611. bLength 7
  612. bDescriptorType 37
  613. bDescriptorSubtype 1 (EP_GENERAL)
  614. bmAttributes 0x01
  615. Sampling Frequency
  616. bLockDelayUnits 0 Undefined
  617. wLockDelay 0 Undefined
  618.  
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