Acer N30, N35, N50
Posted in PDA connector pinouts on September 9th, 2006
| Pin Nr. | Classification | Pin Name | I/O | Description |
| 01 | POWER | GND | Signal ground, Battery charging ground | |
| 02 | GND | Signal ground, Battery charging ground | ||
| 03 | GND | Signal ground, Battery charging ground | ||
| 04 | N.C. | |||
| 05 |
RS232 |
COM_DCD | I | Full Function UART Data-Carrier-Detect |
| 06 | COM_DSR | I | Full Function UART Data-Set-Ready | |
| 07 | COM_RXD | I | Full Function UART Receive | |
| 08 | COM_RI | I | Full Function UART Ring Indicator | |
| 09 | COM_CTS | I | Full Function UART Clear-to-Send | |
| 10 | COM_DTR | O | Full Function UART Data-Terminal-Ready | |
| 11 | COM_TXD | O | Full Function UART Transmit | |
| 12 | COM_RTS | O | Full Function UART Request-to-Send | |
| 13 | USB CLIENT | IO_DEV_USBN | I-O | USB Client Device D - (negative) signal |
| 14 | USB CLIENT | IO_DEV_USBP | I-O | USB Client Device D + (positive) signal |
| 15 | USB HOST | IO_HOST_USBN | I-O | USB Host Device D - (negative) signal |
| 16 | USB HOST | IO_HOST_USBP | I-O | USB Host Device D + (positive) signal |
| 17 |
POWER out
|
VBUS | O | Provide power to USB device (PDA is host) (+) |
| 18 | POWER in | USB_CHARGE | I | Charge battery via USB from external computer (PDA is client). Two types of charging current : 100mA or 500mA depending on your power supply (+) |
| 19 | POWER in | USB_CHARGE | I | |
| 20 | N.C. | |||
| 21 | EXT SPKR | SPCAROUT | O | Speaker signal output to accessory |
| 22 | EXT SPKR DET | CARDETECT | I | Detection : Turns off internal speaker if external is present |
| 23 | N.C. | |||
| 24 | POWER | +ADAP | I | Positive terminal of DC adaptor that powers the internal charging circuit of Li-Ion battery. The approved power supply is 5.0V ± 5% @ 2A |
| 25 | +ADAP | I | ||
| 26 | +ADAP | I |
USB cable pinout
| USB Pin | USB Signal | Acer pin(s) |
| 1 | USB +5V | 18,19,24,25,26 |
| 2 | USB D- | 13 |
| 3 | USB D+ | 14 |
| 4 | Gnd/shield | 1,2,3 |
