Sony PCM-D50 - Page 61

PCM-D50
61
SYSTEM BOARD (4/5) IC1503 M66592UG (USB I/F)
Pin No.Pin NameI/O Description
A1 AFED33G — Ground
A2 RST_N IReset signal input
A3DACK1_N/DSTB0_N — Not used (Connected to VIF)
A4 DEND0_N — Not used (Open)
A5 CS_N IChip select signal input
A6 RD_N IRead enable signal input
A7, A8SD7, SD6 — Not used (Open)
B1 DM I/OUSB serial data input/output
B2 AFED33V — Power supply (+3.1V)
B3 VIF — IO power supply
B4 DEREQ1_N — Not used (Open)
B5 WR1_N IWrite enable signal output
B6 SOF_N OSOF pulse output (Not used in this set)
B7, B8SD5, SD4 — Not used (Open)
C1 DP I/OUSB serial data input/output
C2 VBUS IVBUS detect signal input
C3 DEND1_N — Not used (Open)
C4 DREQ0_NODMA request signal output
C5 WR0_N IWrite enable signal output
C6 INT_N OInterrupt request signal output
C7, C8SD3, SD2 — Not used (Open)
D1 REFAIN IReference resistor connected terminal
D2 AFEA15G — Ground
D3 AFEA15V — Power supply (+1.5V)
D4 DACK0_NIDMA acknowledge signal input
D5, D6SD1, SD1 — Not used (Open)
D7 VIF — IO power supply
D8 DGND — Ground
E1 XIN IMain clock input (24MHz)
E2 XOUT OMain clock output (24MHz)
E3 AFEA33G — Ground
E4 A5 IAddress signal input
E5 D2/AD2I/ODate input/output
E6 D14 I/ODate input/output
E7 D15 I/ODate input/output
E8 VDD — Power supply (+1.5V)
F1 ZFED15V — Power supply (+1.5V)
F2 AFED15G — Ground
F3 AFEA33V — Power supply (+3.1V)
F4 A2 IAddress signal input
F5 D1/AD1I/ODate input/output
F6 D11 I/ODate input/output
F7 D12 I/ODate input/output
F8 D13 I/ODate input/output
G1 VIF — IO power supply
G2 TEST — Not used
G3 A3 IAddress signal input
G4 A6/ALE IAddress signal input
G5 D4/AD4I/ODate input/output
G6 D6/AD6I/ODate input/output
G7 D8 I/ODate input/output
G8 D10 I/ODate input/output
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