ZHCSFB7E august 2016 – march 2023 TUSB546-DCI
PRODUCTION DATA
The TUSB546-DCI is in I2C mode when I2C_EN is not equal to “0”. The same configurations defined in GPIO mode are also available in I2C mode. The TUSB546-DCI USB3.1 and DisplayPort configuration is controlled based on Table 7-5. The AUXp or AUXn to SBU1 or SBU2 mapping control is based on Table 7-6.
REGISTERS | TUSB546-DCI CONFIGURATION | VESA DisplayPort ALT MODE DFP_D CONFIGURATION | ||
---|---|---|---|---|
CTLSEL1 | CTLSEL0 | FLIPSEL | ||
L | L | L | Power Down | — |
L | L | H | Power Down | — |
L | H | L | One Port USB 3.1 - No Flip | — |
L | H | H | One Port USB 3.1 – With Flip | — |
H | L | L | 4 Lane DP - No Flip | C and E |
H | L | H | 4 Lane DP – With Flip | C and E |
H | H | L | One Port USB 3.1 + 2 Lane DP- No Flip | D and F |
H | H | H | One Port USB 3.1 + 2 Lane DP– With Flip | D and F |
REGISTERS | MAPPING | ||
---|---|---|---|
AUX_SBU_OVR | CTLSEL1 | FLIPSEL | |
0 | H | L | AUXp → SBU1 AUXn → SBU2 |
0 | H | H | AUXp → SBU2 AUXn → SBU1 |
0 | L | X | Open |
1 | X | X | AUXp → SBU2 AUXn → SBU1 |