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HD4043312 Datasheet(PDF) 6 Page - Renesas Technology Corp |
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HD4043312 Datasheet(HTML) 6 Page - Renesas Technology Corp |
6 / 80 page HD404339 Series 4 Pin Description Pin Number Item Symbol DP-64S FP-64B I/O Function Power supply V CC 33 27 Applies power voltage GND 16 10 Connected to ground V disp (shared with RA 1) 64 58 Used as a high-voltage output power supply pin when selected by the mask option Test TEST 12 6 I Cannot be used in user applications. Connect this pin to GND. Reset RESET 13 7 I Resets the MCU Oscillator OSC 1 14 8 I Input/output pin for the internal oscillator. Connect these pins to the ceramic or crystal oscillator, or OSC 1 to an external oscillator circuit. OSC 2 15 9 O X1 17 11 I Used with a 32.768-kHz crystal oscillator for clock purposes X2 18 12 O Port D 0–D 13 34–47 28–41 I/O Input/output pins addressed individually by bits; D 0–D 13 are all high-voltage I/O pins. Each pin can be individually configured as selected by the mask option. RA 1 64 58 I One-bit high-voltage input port pin R0 0–R0 3, R3 0–R7 2 1–11, 20–31 1–5, 14–25, 59–64 I/O Four-bit input/output pins consisting of standard voltage pins R1 0–R2 3, R8 0–R9 3 48–63 42–57 I/O Four-bit input/output pins consisting of high voltage pins Interrupt INT 0, INT1 34, 35 28, 29 I Input pins for external interrupts Stop clear STOPC 38 32 I Input pin for transition from stop mode to active mode Serial interface SCK 8 2 I/O Serial interface clock input/output pin SI 9 3 I Serial interface receive data input pin SO 10 4 O Serial interface transmit data output pin Timer TOC 11 5 O Timer output pin EVNB 36 30 I Event count input pin Alarm BUZZ 37 31 O Square waveform output pin |
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