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LC866428B Scheda tecnica(PDF) 7 Page - Sanyo Semicon Device |
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LC866428B Scheda tecnica(HTML) 7 Page - Sanyo Semicon Device |
7 / 21 page LC866448B/44B/40B/36B/32B/28B/24B/20B/16B/12B/08B No.6699-7/21 Pin description Pin name I/O Function description Option VSS1,2 - Power pin (-) Short-circuit VSS1 to VSS2. - VDD1,2 - Power pin (+) *1 Refer to Notes - VP - Power pin (+) for the VFD output pull-down resistor - PORT0 P00 to P07 I/O •8-bit input/output port •Input for port 0 interrupt •Input/output in nibble units •Input for HOLD release •15V withstand at N-channel open drain output •Pull-up resistor : Provided/Not provided (each nibble) •Output form : CMOS/N-channel open drain (each bit) PORT1 P10 to P17 I/O •8-bit input/output port •Input/output can be specified in a bit unit •Other pin functions P10 SIO0 data output P11 SIO0 data input/bus input/output P12 SIO0 clock input/output P13 SIO1 data output P14 SIO1 data input/bus input/output P15 SIO1 clock input/output P16 Buzzer output P17 Timer 1 output (PWM0 output) Output form : CMOS/N-channel open drain (each bit) PORT3 P30 to P33 I/O •4-bit input/output port •Input/output in bit unit •15V withstand at N-channel open drain output Output form : CMOS/N-channel open drain (each bit) •6-bit input port •Other pin functions P70 : INT0 input/HOLD release/N-channel Tr. output for watchdog timer P71 : INT1 input/HOLD release input P72 : INT2 input/timer 0 event input P73 : INT3 input with noise filter/timer 0 event input P74 : 32.768kHz crystal oscillation terminal XT1 P75 : 32.768kHz crystal oscillation terminal XT2 •Interrupt received forms, the vector addresses Pull-up resistor : Provided/Not provided (P70,71,72,73) * P74 , P75 don’t have the pull-up resistor option. rising falling rising & falling high level low level vector INT0 enable enable disable enable enable 03H INT1 enable enable disable enable enable 0BH INT2 enable enable enable disable disable 13H PORT7 P70 P71 to P75 I/O I INT3 enable enable enable disable disable 1BH Continue. |
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