SPRUJC6A December 2024 – July 2025 AM2752-Q1 , AM2754-Q1
This register is used to access internal buffer
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| Instance Name | Physical Address |
|---|---|
| MMCSD0 | 0FA0 00B8h |
| 32 | 31 | 30 | 29 | 28 | 27 | 26 | 25 |
| MSG_BYTE3 | |||||||
| R | |||||||
| 0h | |||||||
| 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 |
| MSG_BYTE2 | |||||||
| R | |||||||
| 0h | |||||||
| 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 |
| MSG_BYTE1 | |||||||
| R | |||||||
| 0h | |||||||
| 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
| MSG_BYTE0 | |||||||
| R | |||||||
| 0h | |||||||
| Bit | Field | Type | Reset | Description |
|---|---|---|---|---|
| 31:24 | MSG_BYTE3 | R | 0h | Host Controller holds 4 MSG packets in FIFO buffer. One of 4 MSGs [length is 4 bytes] can be read fromthis register by setting UHS-II MSG Select register. Usually 2 duplicate MSG packets are sent from/toUHS-II card. One of these 2 MSG packets which Host Controller recognizes as valid one is stored in theUHS-II MSG Register. Reset Source: vbus_amod_g_rst_n |
| 23:16 | MSG_BYTE2 | R | 0h | Host Controller holds 4 MSG packets in FIFO buffer. One of 4 MSGs [length is 4 bytes] can be read fromthis register by setting UHS-II MSG Select register. Usually 2 duplicate MSG packets are sent from/toUHS-II card. One of these 2 MSG packets which Host Controller recognizes as valid one is stored in theUHS-II MSG Register. Reset Source: vbus_amod_g_rst_n |
| 15:8 | MSG_BYTE1 | R | 0h | Host Controller holds 4 MSG packets in FIFO buffer. One of 4 MSGs [length is 4 bytes] can be read fromthis register by setting UHS-II MSG Select register. Usually 2 duplicate MSG packets are sent from/toUHS-II card. One of these 2 MSG packets which Host Controller recognizes as valid one is stored in theUHS-II MSG Register. Reset Source: vbus_amod_g_rst_n |
| 7:0 | MSG_BYTE0 | R | 0h | Host Controller holds 4 MSG packets in FIFO buffer. One of 4 MSGs [length is 4 bytes] can be read fromthis register by setting UHS-II MSG Select register. Usually 2 duplicate MSG packets are sent from/toUHS-II card. One of these 2 MSG packets which Host Controller recognizes as valid one is stored in theUHS-II MSG Register. Reset Source: vbus_amod_g_rst_n |