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HUAWEI MC509 CDMA LGA Module |
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Hardware Guide | Description of the Application Interfaces |
Table
Parameter | Comments | Time(Nominal |
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TPON | POWER_ON_OFF turn on time. | 0.5< TPON <1 |
| sec |
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TPD+ | POWER_ON_OFF Valid to USB | 4 |
| sec |
| D+ high |
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If the DTE needs to detect the PID/VID of module during the BIOS phase, the detection time should exceed the TPD+ time.
Figure 3-5 Power off timing
Table 3-7 Power off timing
Parameter | Comments | Time(Nominal values) | Units |
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TPOFF | POWER_ON_OFF turn off time. | 2.5< TPOFF <4 | sec |
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TPD+ | POWER_ON_OFF Valid to USB | 4.6 | sec |
| D+ high |
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Issue 01 | Huawei Proprietary and Confidential | 29 | |
Copyright © Huawei Technologies Co., Ltd. | |||
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