Epson CBB - 1.3 Interface Specifications; 1.3.1 Parallel Interface Specifications (Forward Channel)

1.3 INTERFACE SPECIFICATIONS
The EPSON Stylus Color 200/EPSON Stylus 200 is standard-equipped with an 8-bit parallel and serial
interface.
1.3.1 Parallel Interface Specifications (Forward Channel)
Data format: 8-bit parallel
Synchronization: By
STROBE pulse synchronization
Handshaking: By BUSY and
ACKNLG signals
Signal level: TTL compatible level (IEEE-1284 level 1 device)
Adaptable connector: 36-pin 57-30360 (Amphenol) or equivalent
Data transmission timing: See Figure 1-6.
Note:
Transition time (rise time and fall time) of every input signal must be less than 0.2 µs.
Parameter Minimum Maximum
tsetup 500 nsec ——
thold 500 nsec ——
tstb 500 nsec ——
tready 0 ——
tbusy —— 500 nsec
treply —— ——
tack 500 nsec 10 us
tnbusy 0 ——
tnext 0 ——
ttout* —— 120 nsec
ttin** —— 200 nsec
* Rise and fall time of output siganls
** Rise and fall time of input signals
data byte n
data byte n+1
t hold
t setup
t stb
t next
t ready
t busy
t reply t ack t nbusy
DATA
STROBE
BUSY
ACKNLG
Figure 1-6. Data Transmission Timing
Epson Stylus Color 200 /Epson Stylus 200 Product Description
Rev. A 1-9