Port pin |
Player |
Recorder |
FM/V2 Recorder |
Ondio |
PB0 |
GP Out |
LCD Data Select (1=data) |
GP Out |
LCD Serial Data |
GP Out |
LCD Serial Data / FM Radio Data In |
GP Out |
LCD Serial Data |
PB1 |
GP Out |
LCD Chip Select (0=active) |
GP Out |
LCD Serial Clock |
GP Out |
LCD Serial Clock / FM Radio Serial Clock |
GP Out |
LCD Serial Clock / FM Radio Serial Clock |
PB2 |
GP Out |
LCD Serial Data |
GP Out |
LCD Data Select (1=data) |
GP Out |
LCD Data Select (1=data) |
GP Out |
LCD Data Select (1=data) |
PB3 |
GP Out |
LCD Serial Clock |
GP Out |
LCD Chip Select (0=active) |
GP Out |
LCD Chip Select (0=active) / FM Radio Chip Enable (1=active) |
GP Out |
LCD Chip Select (0=active) / FM Radio BUSENABLE (1 = active) |
PB4 |
GP Out |
Hard disk power (1=on) (very old players don't have this) |
GP In |
OFF key (0=pressed) |
GP In |
FM Radio Data Out |
GP I/O |
FM Radio I2C Data |
PB5 |
GP Out |
MAS WSEN (1=enable) |
GP Out |
Charger control (0=enable) |
GP Out |
Main power control (0=shut off) |
GP Out |
Main power control (0=shut off) |
PB6 |
GP Out |
Red LED control (1=on) |
GP Out |
Red LED control (1=on) |
GP Out |
Red LED control (1=on) |
GP Out |
I2C Clock |
PB7 |
GP I/O |
I²C Data |
GP Out |
I²C Data |
GP Out |
I²C Data |
GP I/O |
I2C Data |
PB8 |
|
|
GP In |
ON key (0=pressed) |
|
|
GP Out |
MAS SIBI |
PB9 |
TxD0 |
MAS Serial link for MP3 data |
TxD0 |
MAS Serial link for MP3 data |
TxD0 |
MAS Serial link for MP3 data |
TxD0 |
MAS Serial link for MP3 data |
PB10 |
RxD1 |
Remote control serial input |
RxD1 |
Remote control serial input |
Unused |
(meant for RDS data input, IIRC) |
RxD1 |
SPI data read from MMC |
PB11 |
|
|
|
|
|
|
TxD1 |
SPI data write to MMC |
PB12 |
SCK0 |
MAS Serial Clock for MP3 data |
SCK0 |
MAS Serial Clock for MP3 data |
SCK0 |
MAS Serial Clock for MP3 data |
SCK0 |
MAS Serial Clock for MP3 data |
PB13 |
GP Out |
I²C Clock |
GP Out |
I²C Clock |
GP Out |
I²C Clock |
SCK1 |
SPI clock to MMC |
PB14 |
/IRQ6 |
MAS Demand IRQ, stop demand |
/IRQ6 |
MAS Demand IRQ, stop demand |
/IRQ6 |
MAS Demand IRQ, stop demand |
/IRQ6 |
MAS Demand IRQ, stop demand |
PB15 |
GP In |
MAS MP3 frame sync |
GP In |
MAS PRTW input (0=ready) |
GP In |
MAS PRTW input (0=ready) |
GP In |
MAS PRTW input (0=ready) |