
Table A-11. Connector Pin Assignments — CN11
Pin I/O Name Description
1
—
GND Ground
2
O
BCLK Clock signal for black head
3
—
GND Ground
4
O
BLAT Latch signal for black head
5
—
GND Ground
6
O
BSI Black head serial data output
7
—
GND Ground
8
O
BCO Black cartridge out sensor
9
I
+5 V Power supply for cartridge out sensor
10
—
NC Not connected
11-16
O
GP Ground
17-22
O
COM Common voltage for printhead drive
Table A-12. Connector Pin Assignments — CN12
Pin I/O Name Description
1
—
GND Ground
2
O
CCLK Clock signal for color head
3
—
GND Ground
4
O
CLAT Latch signal for color head
5
—
GND Ground
6
O
CSI Color head serial data output
7
—
GND Ground
8
O
CCO Color cartridge out sensor
9
I
+5 V Power supply for cartridge out sensor
10
I
TH Thermistor signal
11-16
O
GP Ground
18-22
O
COM Common voltage for printhead drive
Table A-13. Connector Pin Assignments — CN13
Pin I/O Name Description
1
I
+35 V Power supply for ASF plunger
2
I
PL Paper loading signal
Stylus Pro XL Appendix
Rev. A A-5