MHC-V3/V4D
74
ARAGON BOARD (2/6) IC301 CXD9990R (CD RF AMP FOCUS/TRACKING ERROR AMP CD SYSTEM
PROCESSOR DIGITAL SERVO PROCESSOR) (V4D)
Pin No. Pin Name I/O Description
1 RF_C I RF main beam C input from the optical pick-up block
2 RF_D I RF main beam D input from the optical pick-up block
3 RF_E I RF sub beam E input from the optical pick-up block
4 RF_F I RF sub beam F input from the optical pick-up block
5 AVDD12_2 - Power supply terminal (+1.2V)
6 AVDD33_1 - Power supply terminal (+3.3V)
7 XTALI I System clock input terminal (27 MHz)
8 XTALO O System clock output terminal (27 MHz)
9 AGND33 - Ground terminal
10 V20 O Reference voltage (+2V) output to the optical pick-up block
11 V14/VREF0 O Reference voltage (+1.4V) output terminal
12 REXT I Current reference input terminal Fixed at “L” in this set
13 MDI1 I Laser power monitor input from the optical pick-up block
14 LDO1 O Laser diode drive signal output to the optical pick-up block
15 LDO2 O Laser diode drive signal output to the optical pick-up block
16 AVDD33_2 - Power supply terminal (+3.3V)
17 DMO O Spindle motor control signal output to the motor driver
18 FMO O Sled motor control signal output to the motor driver
19 CD_VR O Muting signal output to the coil/motor driver (for spindle motor)
20 DVD_VR O CD/DVD selection signal output terminal “L”: CD, “H”: DVD
21 TRO O Tracking coil control signal output to the coil driver
22 FOO O Focus coil control signal output to the coil driver
23 MSW I Thermal shut down signal input from the coil/motor driver
24 USB_DM I/O Two-way audio serial data with the USB controller
25 USB_DP I/O Two-way audio serial data with the USB controller
26 VDD33_USB - Power supply terminal (+3.3V)
27 VSS33_USB - Ground terminal
28 PAD_VRT I/O USB generating reference current terminal
29 VDD12_USB - Power supply terminal (+1.2V)
30 SF_CS# O Chip select signal output to the fl ash ROM
31 SF_DO O Serial data output to the fl ash ROM
32 SF_DI I Serial data input from the fl ash ROM
33 SF_CK O Serial clock signal output to the fl ash ROM
34 IFSCK O Serial data transfer clock signal output to the system controller
35 IFSDO O Serial data output to the system controller
36 RX - Not used
37 TX - Not used
38 PRST# I Reset signal input from the system controller “L”: reset
39 NC I IR control signal input terminal Not used
40 IFSDI I Serial data input from the system controller
41 IFBSY I Communication initialization request signal input from the system controller
42 IFCS# O Communication initialization request acknowledge signal output to the system controller
43 MFISW - Not used
44 LIMITSW - Not used
45 MUTE O Muting signal output to the coil/motor driver (for focus/tracking coil and sled motor)
46 EEWP - Not used
47 SDA - Not used
48 SCL - Not used
49 NC - Not used
50 DVSS33 - Ground terminal
51 DVDD33 - Power supply terminal (+3.3V)
52 to 55 RD0 to RD3 I/O Two-way data bus with the SD-RAM
56 DVDD12 - Power supply terminal (+1.2V)
57 to 60 RD4 to RD7 I/O Two-way data bus with the SD-RAM
Ver. 1.1
To Next Page
Loading...
