Pin | Signal | Description |
1 | DAI CLK | only for Nokia 1100, 2300, 2600 ? |
2 | Gnd | |
3 | FBus Rx | |
4 | MBus | |
5 | FBus Tx | |
6 | Vpp | |
A | Vbat+ | |
B | Gnd | |
C | BSI |
Different pinout suggested for Nokia 2610: 1--FBUS RX, 2--GND, 3--FBUS TX, 4--MBUS, 5--DAU CLK, 6--VPP.