Timer -9, 9 timer – Acrosser AR-B1320 User Manual
Page 17
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2-9
2.9 TIMER
The AR-B1320 provides three programmable timers, each with a timing frequency of 1.19 MHz.
Timer 0 The output of this timer is tied to interrupt request 0. (IRQ 0)
Timer 1 This timer is used to trigger memory refresh cycles.
Timer 2 This timer provides the speaker tone.
Application programs can load different counts into this timer to
generate various sound frequencies.
See also other documents in the category Acrosser Computer Accessories:
- AR-N6000 (28 pages)
- AND-D525N2 (38 pages)
- AND-D525N2 (30 pages)
- ANR-IB75N1/A/B (76 pages)
- ANR-IB75N1/A/B (60 pages)
- ANR-IH61N1/A/B (73 pages)
- ANR-IH61N1/A/B (57 pages)
- AR-R6000 (32 pages)
- AR-R6000 (22 pages)
- AR-ES0631ET (11 pages)
- AR-ES0631ET (15 pages)
- AR-R5800 (40 pages)
- AR-R5800 (58 pages)
- AR-R5800A (40 pages)
- AR-R5800 (40 pages)
- AR-R5800 (58 pages)
- AR-R5800 (58 pages)
- AR-N8601 (10 pages)
- AR-N8601 (31 pages)
- AR-R5700 (13 pages)
- AR-R6006 (24 pages)
- AR-R6006 (35 pages)
- AR-R6006 (24 pages)
- AR-R6006 (35 pages)
- AR-R8601E16 (8 pages)
- AR-N8601FL (37 pages)
- AR-N5205A (13 pages)
- AR-R5205FL (12 pages)
- AR-R5500 (10 pages)
- AR-B1550 (32 pages)
- AR-B1550 (32 pages)
- AR-B1550 (32 pages)
- AR-B1550 (37 pages)
- AR-B1551 (34 pages)
- AR-B1551 (37 pages)
- AR-B1551 (37 pages)
- AR-B1551 (37 pages)
- AR-B1551 (37 pages)
- AR-B1551 (37 pages)
- AR-B1551 (37 pages)
- AR-B1893 (35 pages)
- AR-B1893 (35 pages)
- AR-B1841 (36 pages)
- AR-B104D (27 pages)
- AR-B104D (7 pages)