Introduction - If you have any usage issues, please Google them yourself
61A of the IRQ4 interrupt has three interrupt sources: 1KHz, 2Kz and 4KHz, each interruption of the respective control and IOA0-IOA1, IOA2-IOA3 and IOA4-IOA7 connected to LED lights.
Packet : 21840314interrupt.rar filelist
test9.asm