68681

Interface

dual universal asynchronous receiver/transmitter with parallel port

MPRO

Symbol

40 pins

Schematic symbol for 68681

Units: 1
Kind: part
Grid: on 1.27 mm

Footprint

none

no footprint linked

This symbol carries no usable footprint reference, so nothing is linked. Generating one is a better answer than guessing.

3D model

none

no 3D model

The footprint references no model, or the referenced model is not in the upstream package set.

Pins and pads

No footprint is linked, so there is nothing to cross-check.

Pin	Name	Type
1	RS1	input
2	IP3	input
3	RS2	input
4	IP1	input
5	RS3	input
6	RS4	input
7	IP0	input
8	R/W	input
9	DTACK	open_collector
10	RXDB	input
11	TXDB	output
12	OP1	output
13	OP3	output
14	OP5	output
15	OP7	output
16	D1	tri_state
17	D3	tri_state
18	D5	tri_state
19	D7	tri_state
20	GND	power_in
21	IRQ	output
22	D6	tri_state
23	D4	tri_state
24	D2	tri_state
25	D0	tri_state
26	OP6	output
27	OP4	output
28	OP2	output
29	OP0	output
30	TXDA	output
31	RXDA	input
32	X1/CLK	input
33	X2	input
34	RESET	input
35	CS	input
36	IP2	input
37	IACK	input
38	IP5	input
39	IP4	input
40	VCC	power_in

Provenance

Source: kicad-symbols
Credit: KiCad Libraries Contributors
Licence: CC-BY-SA-4.0-with-KiCad-exception
Link method: none
Cross-check: not confirmed

68681 — Interface | Trace Catalog