Connector - Nokia 1610NOKIA SPECIAL at the cellular phone. | (at the cellular phone) |
| Pin | Name | Description |
|---|
| 1 | GND | Charger/System Ground | | 2 | V_OUT | Accessory Output Supply. (3.4V...10V - 50mA) | | 3 | XMIC | External Microphone Input and Accessory Identification | | 4 | NC | Not Connected | | 5 | NC | Not Connected | | 6 | MBUS | Serial Control Bus | | 7 | NC | Not Connected | | 8 | SGND | Signal Ground | | 9 | XEAR | External Speaker and Mute Control | | 10 | Hook | Hook Signal | | 11 | NC | Not Connected | | 12 | V_IN | Charging Supply Voltage (Max 16V) |
XMIC: External Microphone Input and Accessory Identification | U low | U high | Description | | 1.15 V | 1.4 V | Compact Handsfree Unit Connected | | 1.7 V | 2.05 | Headset Adapter Connected | MBUS: Serial Control Bus | U low | U high | Description | | 0.0 V | 0.5 V | Logic Low Level | | 2.4 V | 3.2 V | Logic High Level | XEAR: External Speaker and Mute Control | U low | U high | Description | | 0.0 V | 0.5 V | Mute ON (HF Speaker Mute) | | 1.0 V | 1.7 V | Mute OFF (HF Speaker Active) | Hook: Hook Signal | U low | U high | Description | | 0.0 V | 0.5 V | Hook Off (Handset in Use) | | 2.4 V | 3.2 V | Hook On (Handset in Use) |
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