SLVUC05A November 2020 – July 2022 TPS25750
The Mode register is a 32-bit register that returns 4 ASCII characters.
Address | Name | Access | Length | Unique per Port | Power-Up Default |
---|---|---|---|---|---|
0x03 | MODE | RO | 4 | no | See table below. |
Bits | Name | Description |
---|---|---|
31:0 | mode | The mode described in 4 ASCII characters. See table below for more details. |
Mode register value | Description | I2Cs_IRQ may be asserted | Register availability |
---|---|---|---|
'APP ' | The PD Controller is fully functioning in the application firmware. | Yes | All registers fully available. |
'BOOT' | Device booting in dead battery. | No | Limited (see list at the end of this table) |
'PTCH' | Device in patch mode. | Yes | Limited (see list at the end of this table) |
Any other value | The PD Controller is functioning in a limited capacity. | No | No |
The host must not read or write most registers
while the device is in the 'BOOT' or 'PTCH' mode. Only the following registers are
available in 'BOOT' and 'PTCH' modes:
|