Palm Universal Connector

From HwB

Connector on Palm handheld PDAs.

Available on:

  • Tungsten T, T2, T3, C, W
  • Zire 71
  • Palm m500, m505, m515
  • Palm i705
  • Palm m125, m130
  • Garmin iQue 3600

[edit] Pinout

Pin Name Dir Description
1 GND --- Signal- and charge ground (connected to pin 7)
2 USB_D+ <-> Positive USB data signal
3 USB_D- <-> Negative USB data signal
4 VBUS <-- VBUS signal
5 HOTSYNC <-- HotSync IRQ (+3.3V for hot sync button)
6 N/C Not Connected
7 GND --- Signal- and charge GND (connected to pin 1)
8 ID <-- Identification for peripherials, resistor to ground.
  • 0 Ω: USB cradle
  • 7.5 kΩ: Serial cradle
  • 20 kΩ: Mfg. Test Cradle
  • 47 kΩ: USB peripheral
  • 100 kΩ: Serial peripheral
  • 220 kΩ: modem
9 Vout --> +3.2V supply output, 100mA max.
10 RxD <-- RS-232 RxD signal
11 TxD --> RS-232 TxD signal
12 DETECT <-- Peripherial detect. Tied to ground by peripherials.
13 CTS <-- RS-232 CTS signal
14 RTS --> RS-232 RTS signal
15 DTR --> RS-232 DTR signal
16 CHARGE <-- +5V charge supply input, 500-700mA

Note: Direction is PDA relative cradle/peripheral.

Note: RS232 signals are actually RS232 level, not TTL.

[edit] Source

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