On Wed, 16 Feb 2005 23:55:04 -0500, "Peter Michelson"
wrote:


"John Fields" wrote in message
.. .
Is there a more specific term for "driver"? I am not familiar with a
component by that name.

---
The driver would be the device/circuit sending the information to the
flip-flop which would cause it to flip or flop.
---

manner. I imagine that this circuit is functionally similar to one that
would drive marquis lights, except that instead of using a timer chip, it
is
user-driven.

---
"Marquee" lights?^)
---

Indeed =) One wonders what, exactly, a "marquis light" would be.


I'll reply, tomorrow or the day after, with a schematic which will
solve your problem.

That's very kind.


---

+-------------+
| 4017 |
| +-------+ |
VCC--[100K]--O-- | +--|MR Q3|--+
| | |
O-----+--------|CP0 Q2|--[R3]--[LED3]--+
| | | | |
| | | Q1|--[R2]--[LED2]--+
[0.1] [1M] | | |
| | +-O|CP1 Q0|--[R1]--[LED1]--+
| | | +-------+ |
GND---------------+-----+-----+----------------------------+

Vcc - 2V
R1 = R2 = R3 = -----------
0.002A


All LEDs = HLMP4700


--
John Fields