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EM55450 Datasheet(PDF) 2 Page - ELAN Microelectronics Corp |
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EM55450 Datasheet(HTML) 2 Page - ELAN Microelectronics Corp |
2 / 20 page Pr Pr Pr Pr Preliminar eliminar eliminar eliminar eliminar y y y y y 2 * This specification are subject to be changed without notice. 1.23.2002 EM55000SERIES EM55000SERIES EM55000SERIES EM55000SERIES EM55000SERIES TINYCONTROLLER-BASEDSYNTHESIZER TINYCONTROLLER-BASEDSYNTHESIZER TINYCONTROLLER-BASEDSYNTHESIZER TINYCONTROLLER-BASEDSYNTHESIZER TINYCONTROLLER-BASEDSYNTHESIZER EASY SOUND - EASY SOUND - EASY SOUND - EASY SOUND - EASY SOUND - PIN DESCRIPTIONS PIN DESCRIPTIONS PIN DESCRIPTIONS PIN DESCRIPTIONS PIN DESCRIPTIONS Symbol Symbol Symbol Symbol Symbol I/O I/O I/O I/O I/O Function Function Function Function Function P1.0 I Bit 0 of Port 1. (not for EM55001, EM55002) P1.1 I Bit 1 of Port 1. (not for EM55001, EM55002) P1.2 I Bit 2 of Port 1. (not for EM55001, EM55002) P1.3 I Bit 3 of Port 1. (not for EM55001, EM55002) P2.0 I/O Bit 0 of Port 2. P2.1 I/O Bit 1 of Port 2. P2.2 I/O Bit 2 of Port 2. (not for EM55001) P2.3 I/O Bit 3 of Port 2. (not for EM55001) P3.0 I/O Bit 0 of Port 3. (not for EM55001) P3.1 I/O Bit 1 of Port 3. (not for EM55001) P3.2 I/O Bit 2 of Port 3. The pin can generate 38KHz square wave. P3.3 I/O Bit 3 of Port 3. The pin can be treated as an LED output flashing with volume. P4.0 I/O Bit 0 of Port 4. (not for EM55001 ~ EM55400) P4.1 I/O Bit 1 of Port 4. (not for EM55001 ~ EM55400) P4.2 I/O Bit 2 of Port 4. (not for EM55001 ~ EM55400) P4.3 I/O Bit 3 of Port 4. (not for EM55001 ~ EM55400) VDD I Positive digital power supply. OSCI I Ring oscillator/crystal input pin. RESET I Reset Pin. (not for EM55001, EM55002, EM55100) OSCO O Crystal output pin. (not for EM55001, EM55002, EM55100) TEST I For testing only. (not for EM55001, EM55002) VSSD I Negative digital power supply. VCC I Positive analog power supply. (not for EM55001) VSSC I Negative analog power supply. (not for EM55001) VO O Constant current output / Push Pull voice output. VO1 O Push Pull voice output. (not for EM55001) |
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