6.4 General Purpose I/O pins
The following table provides the details of various functions that are mapped to the I/O pins of IS2062/64 SoC and these I/Os are configured by using the UI tool.
Note: The MFB pin must be configured as the
power-on/off key and the remaining pins are configured for any one of the default functions, as
provided in the following table.
| S.No | Pin Name | IS2062GM and IS2064B | IS2064GM and IS2064S |
|---|---|---|---|
| 1 | MFB |
Button 0 UART_RX_IND |
Button 0 UART_RX_IND |
| 2 | P0_0 |
UART_TX_IND Slide Switch |
UART_TX_IND Slide Switch |
| 3 | P0_1 |
Button 4 (FWD) CLASS1 TX |
Button 4 (FWD) CLASS1 TX |
| 4 | P0_2 | Button 1 (Play/Pause) | Button 1 (Play/Pause) |
| 5 | P0_3 |
Button 5 (REV) Buzzer Output Ind.1 CLASS1 RX |
Button 5 (REV) Buzzer Output Ind.1 CLASS1 RX |
| 6 | P0_4 |
Output Ind.0 External Amplifier Enable |
Output Ind.0 External Amplifier Enable |
| 7 | P0_5 | Button 3 (VOL-) | Button 3 (VOL-) |
| 8 | P1_5 |
Output Ind.0 Slider Switch External Amplifier Enable Twin Role setting1 |
Output Ind.0 Slider Switch External Amplifier Enable Twin Role setting1 |
| 9 | P2_0 |
System Configuration Buzzer |
System Configuration Buzzer |
| 10 | P2_7 | Button 2 (VOL+) | Button 2 (VOL+) |
| 11 | P3_0 | Aux-in detect | Aux-in detect |
| 12 | P3_1 | — | Button 5 |
| 13 | P3_3 | — | Button 4 (FWD) |
| 14 | P3_6 | — | Twin Role setting 2 |
| 15 | P3_7 | — |
UART_TX_IND LED3 |