PCM-D50
53
• IC Pin Function Description
SYSTEM BOARD (1/5) IC1001 MC-10051F1-FAE-A (SYSTEM CONTROL/DSP)
Pin No.Pin NameI/O Description
A1, A2, A3 NC — Not used (Open)
A4 NAND_WEZOWrite enable signal output to the NAND ROM
A5 IO_B — Power supply (VDD_GP1)
A6 PBIAS — Not used (Open)
A7 VUSBLOG — Not used (Open)
A8 VUSBPLL — Not used (Open)
A9, A10PHYXO, PHYXI — Not used (Open)
A11 UPLLGND1 — Not used (Open)
A12, A13USBAGND1 — Not used (Open)
A14, A15DM, DP — Not used (Open)
A16 USBIOVDD — Not used (Open)
A17 VCCVBUSIVBUS detect signal input
A18 USBTEST5 — Not used (Open)
A19 IO_A — Power supply (VDD_IOA)
A20 VDD_L0 — Power supply (VDD_L0)
A21, A22AB0_A8, AB0_A13 — Not used (Open)
A23 AB0_A17 — Not used (Open)
A24 to A26 NC — Not used (Open)
B1, B2 NC — Not used (Open)
B3NAND_CSZ2OChip select signal output to the NAND ROM
B4 NAND_DA0I/ODate input/output with the NAND ROM
B5 IO_B — Power supply (VDD_GP1)
B6 ADIN4 IDCIN_AD signal input (A/D input)
B7 ADIN6 IKey input (A/D input)
B8 ADINB IKey input (A/D input)
B9 ADVCCOVDD_ADC power supply output
B10 CPIN — Not used (Open)
B11VUSBREFGND — Not used (Open)
B12 ULOGGND — Not used (Open)
B13 SWGND — Ground
B14USB_DATA4 — Not used (Open)
B15 SWADP2 — Not used (Open)
B16 USBDGND — Not used (Open)
B17 VCCADPOVCCADP power supply output
B18 USBTEST4 — Not used (Open)
B19 IO_A — Power supply (VDD_GP1)
B20 VDD_L0 — Power supply (VDD_L0)
B21, B22AB0_A9, AB0_A14 — Not used (Open)
B23, B24AB0_A18, AB0_A21 — Not used (Open)
B25, B26,
C1
NC — Not used (Open)
C2NAND_CSZ1OChip enable signal output to the NAND ROM
C3NAND_CSZ3OChip enable signal output (Not used in this set)
C4 NAND_DA1I/ODate input/output with the NAND ROM
C5 IO_B — Power supply (VDD_GP1)
C6 ADIN3 IDCIN_AD signal input (A/D input)
C7 ADIN5 IKey input (A/D input)
C8 ADIN7 IKey input (A/D input)
C9 ADGND — Ground
C10USB_DATA0 — Not used (Open)
C11 USB_DIR — Not used (Connected ground)
C12USB_DATA2 — Not used (Open)
C13 USB_CLK — Not used (Connected ground)
C14USB_DATA5 — Not used (Open)
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