DMC42C4008

m o 4Bit Single Chip Microcontroller .c U 4 t e DESCRIPTION e h The DMC42C4008 is a 4-bit single chip S having microcomputer 8K bytes ROM and is a t designed with CMOS silicon gate technology. a The DMC42C4008 includes peripherals such D . as various timers, A/D converter(8ch), serial communication interface(8bit), on-chip oscillator w clock circuit. It provides the hardware w and features, architectural enhancements and w instructions which are necessary to make it a powerful and cost effective controller for applications requiring up to 64K bytes of programmable memory. 1 DMC42C4008 PIN CONFIGURATIONS P20 / CLO P22 P23 P00 / INT0 P01 / INT1 P02 / INT2 P03 / INT3 P10 / SCK P11 / SI P12 / SO P13 / BUZ P30 P31 P32 P33 RESETB XI XO P40 P41 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 TI0 TI1 TI2 P51 P42 P43 P50 P52 P53 P70 P71 m o .c U 4 t e e h S a t a .D w w w P80 P81 P82 P83 1 2 3 4 64 63 62 61 V DD P63 P62 P61 P20 / CLO P21 P22 P23 5 6 7 8 60 59 58 57 56 P60 PD3 PD2 PD1 PD0 P00 / INT0 / TI0 P01 / INT1 / TI1 P02 /INT2 / TI2 P03 / INT3 P10 / SCK P11 / SI 9 10 11 64 63 62 61 60 59 58 57 56 55 54 53 52 12 13 51 PD1 14 50 49 48 47 46 45 PD0 PC3 PC2 PC1 PC0 P12 / SO 15 16 17 18 19 P13 / BUZ P30 P31 P32 AV DD P33 20 44 AV SS RESETB XI 21 D M C 4 2 C 4 0 0 55 54 PC3 P83 P21 P82 P81 P80 P63 P62 P61 P60 PD3 PD2 V DD PC2 53 PC1 52 PC0 51 AV DD AV SS 50 49 48 47 46 PB3 / AD7 PB2 / AD6 PB1 / AD5 PB0 / AD4 45 PA3 / AD3 PA2 / AD2 44 43 PB3 / ...