mcs7705 MosChip, mcs7705 Datasheet - Page 5

• Manufacturer Part Number: mcs7705
• Description: Usb 1.1 To Single Printer Port
• Manufacturer: MosChip

Rev. 1.7
nAUTOFDX
nSTROBE
Pin Name
nSLCTIN
nFAULT
VOUT
nINIT
GND
3.3V
PD2
PD1
PD0
5V
14, 17,21,
30, 39,47
2, 11, 16,
5,8,13,46,
31, 43
Pin
34
35
36
37
38
40
41
42
48
1
PWR
PWR
PWR
PWR
Type
Note: All names with “n” prefix are active low.
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
Peripheral/Printer Select (open-drain).
Selects the peripheral/printer when it is set low.
Parallel printer port Data bit 2.
Initialize the peripheral/printer (open drain).
When set low, the peripheral/printer starts its initialization routine.
Parallel printer port Data bit 1.
Peripheral/Printer data error (internal pull-up).
This pin is set low by the peripheral/printer during an error condition.
Parallel printer port Data bit 0.
Peripheral/Printer Auto Feed (open-drain).
Continuous autofed paper is selected when this pin is set low.
Peripheral/Printer data Strobe (open drain).
Data is latched into the peripheral/printer when the nSTROBE is low.
+3.3V Voltage Regulator output.
Power and Signal Ground.
Device Supply Inputs.
All should be connected to the VOUT pin.
VOUT voltage is gated by RESET.
Main Power Input.
Connect to USB VBUS or local VDD.
USB 1.1 to Single Printer Port
Description
MCS7705
Page 5