| ??? 02/20/07 16:14 Read: times |
#133337 - and there was that 1 bit micro... Responding to: ???'s previous message |
from Motorola, the Industrial Contol Unit, MC14500 I think it was. Being standard CMOS, it would have operated to 15V. I Don't think its demise was much lamented. |
| Topic | Author | Date |
| 9 volt to 5 volt bidirectional logic interface? | 01/01/70 00:00 | |
| rather than "wierd old ROM" why not part number? | 01/01/70 00:00 | |
| if you need to use a misspelled pseudonym | 01/01/70 00:00 | |
| TI TMS6100 speech synthesis ROM | 01/01/70 00:00 | |
| my bad | 01/01/70 00:00 | |
| NXP bidir level shifter appnote | 01/01/70 00:00 | |
| Easy ROM interface | 01/01/70 00:00 | |
| something similar just occured to me | 01/01/70 00:00 | |
| Current limiting resistors | 01/01/70 00:00 | |
| great, I think I've got it | 01/01/70 00:00 | |
| read the datasheet twice ... | 01/01/70 00:00 | |
| voltage question and datasheet errata | 01/01/70 00:00 | |
| Why Vss is positive and Vdd is negative | 01/01/70 00:00 | |
what I meant was ... | 01/01/70 00:00 | |
| RCA/Intersil micro can do 11V | 01/01/70 00:00 | |
| and there was that 1 bit micro... | 01/01/70 00:00 | |
| device programmer, tester | 01/01/70 00:00 | |
| naw ... just use the old RS232 level shifters | 01/01/70 00:00 |