BBK DK1020S, Service Manual

Page: 68 / 177

Pin Name Function
Data
direction
DC
voltage
Remark
41 TRO Trace control signal output O 1.38
42 FOO Focus control signal output O 1.38
43 USB_VSS USB ground 0
44 USBP USB data I/O 0
45 USBM USB data I/O 0
46 USB_VDD3 USB 3.3V power supply 3.2
47 FG/ADIN8 Sensing signal input/AD universal input I 2.69
48 TDI/ADIN4
Open-to-position checking signal input/AD
universal input
I 3.2
49 TMS/ADIN5
Open-to-position checking signal input/AD
universal input
I 0
50 TCK/ADIN6 BA5954 signal output/AD universal input O 0
51 TDO/ADIN7 Open signal output/AD universal input O 0
52 DVDD18 Digital 1.8V power supply 1.8
53 IOA2 Microcontroller address bit 2 O 1.96
54 IOA3 Microcontroller address bit 3 O 1.98
55 IOA4 Microcontroller address bit 4 O 1.96
56 IOA5 Microcontroller address bit 5 O 1.69
57 IOA6 Microcontroller address bit 6 O 3.23
58 IOA7 Microcontroller address bit 7 O 3.23
59 HIGHA0 Microcontroller address bit 0 O 1.01
60 IOA18 Microcontroller address bit 18 O 0.05
61 IOA19 Microcontroller address bit 19 O 0
62 DVSS Digital 0
63 APLLCAP Analog phase-locked loop external capacitor 1.8
64 APLLVSS Analog phase-locked loop 0
65 APLLVDD3 Analog phase-locked loop 3.3V power supply 3.1
66 IOWR FLASH read-write control signal O 3.23
output PWR# and change
into DWR# signal to control
FLASH through 0 ohm
resistor R297
67 A16 FLASH address bit 16 O 1.3
68 HIGHA7 Microcontroller address bit 7 O 1.18
69 HIGHA6 Microcontroller address bit 6 O 1.99
70 HIGHA5 Microcontroller address bit 5 O 2.9
71 HIGHA4 Microcontroller address bit 4 O 2
FLASH address signal
unused
FLASH address signal