Table 2.5: LED & Buzzer Control Register |
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210H | R/W | DIAG LED Register |
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| LEDS1 | LEDS0 | LEDEn |
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211H | R/W | Buzzer Register |
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| SPKS1 | SPKS0 | SPKEn |
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LEDEn: | =0, DIAG LED disable |
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| =1, DIAG LED enable |
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LEDS0 and LEDS1: LED flickering speed setting bit (refer to Table 2.6)
SPKEn: | =0, | Speaker disable |
| =1, | Speaker enable |
SPKS0 & SPKS1: Buzzer alarming setting bit (refer to Table 2.7)
Note:
(Please install DI/O driver from the UNO CD to use these examples)
Table 2.6: Programmable LED Control Bit
| LEDS1 | LEDS0 |
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Light on | 0 | 0 |
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Fast flicker | 0 | 1 |
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Normal flicker | 1 | 0 |
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Short flicker | 1 | 1 |
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Table 2.7: Programmable Buzzer Control Bit
| SPKS1 | SPKS0 |
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Beep on | 0 | 0 |
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Short beep | 0 | 1 |
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Normal beep | 1 | 0 |
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Long beep | 1 | 1 |
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16 |