ZHCSO21 may 2021 BQ25720
PRODUCTION DATA
To set the OTG output voltage limit, write to REG0x3B() using the data format listed in Figure 9-26, Table 9-42, and Table 9-43.
The DAC is clamped in digital core at minimal 3V and maximum 24.0V during normal OTG operation. Any register writing lower than the minimal or higher than the maximum will be ignored.
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 |
Reserved | OTG Voltage, bit 11 | OTG Voltage, bit 10 | OTG Voltage, bit 9 | OTG Voltage, bit 8 | OTG Voltage, bit 7 | OTG Voltage, bit 6 | |
R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
OTG Voltage, bit 5 | OTG Voltage, bit 4 | OTG Voltage, bit 3 | OTG Voltage, bit 2 | OTG Voltage, bit 1 | OTG Voltage, bit 0 | Reserved | |
R/W | R/W | R/W | R/W | R/W | R/W | R/W |
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset |
SMBus BIT | FIELD | TYPE | RESET | DESCRIPTION |
---|---|---|---|---|
15-14 | Reserved | R/W | 00b | Not used. 1 = invalid write. |
13 | OTG Voltage, bit 11 | R/W | 0b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 16384 mV of OTG voltage. |
12 | OTG Voltage, bit 10 | R/W | 0b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 8192 mV of OTG voltage. |
11 | OTG Voltage, bit 9 | R/W | 1b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 4096 mV of OTG voltage. |
10 | OTG Voltage, bit 8 | R/W | 0b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 2048 mV of OTG voltage. |
9 | OTG Voltage, bit 7 | R/W | 0b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 1024 mV of OTG voltage. |
8 | OTG Voltage, bit 6 | R/W | 1b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 512 mV of OTG voltage. |
SMBus BIT | FIELD | TYPE | RESET | DESCRIPTION |
---|---|---|---|---|
7 | OTG Voltage, bit 5 | R/W | 1b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 256 mV of OTG voltage. |
6 | OTG Voltage, bit 4 | R/W | 1b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 128 mV of OTG voltage. |
5 | OTG Voltage, bit 3 | R/W | 0b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 64 mV of OTG voltage. |
4 | OTG Voltage, bit 2 | R/W | 0b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 32 mV of OTG voltage. |
3 | OTG Voltage, bit 1 | R/W | 0b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 16 mV of OTG voltage. |
2 | OTG Voltage, bit 0 | R/W | 1b | 0 = Adds 0 mV of OTG voltage. 1 = Adds 8 mV of OTG voltage. |
1-0 | Reserved | R/W | 00b | Not used. Value Ignored. |