SH66K12

SH66K12 MASK 4-bit Microcontroller with LCD Driver Features „ SH6610C-based single-chip 4-bit microcontroller with LCD driver „ ROM: 2048 X 16 bits „ RAM: 256 X 4 bits (Data memory) „ Operation voltage: 2.5V - 5.4V „ 16 CMOS I/O pins - CMOS or Open Drain (code option) „ 4 level subroutine nesting (including interrupts) „ Two 8-bit timer/counter with pre-divider circuit „ Oscillator warm-up timer „ 4 priority interrupt sources: - External interrupt (falling edge) - Timer0 interrupt - Timer1 interrupt - PortB interrupt (falling edge) „ Oscillator - 32.768KHz crystal or 262K RC (code option) „ Instruction cycle time: - 4/32.768KHz (≈ 122µs) for 32.768KHz OSC clock - 4/262KHz (≈ 15µs) for 262KHz OSC clock „ LCD driver: - 4 X 26 (1/4 duty, 1/3 bias or 1/3 duty, 1/2 bias) „ Two low power operation modes: HALT or STOP mode „ Built-in alarm generator carrier frequency: - 2KHz or 4KHz (code option) „ Low power consumption (Iop < 10µA, 32.768KHz, 3V) „ Bonding option for multi-code software „ Available in CHIP FORM General Description SH66K12 is a single-chip microcontroller integrated with an SH6610C 4-bit CPU core, SRAM, timer, alarm generator, LCD driver, I/O port, and program ROM. Pad Configuration SEG16 SEG15 SEG14 SEG13 SEG12 SEG11 SEG10 SEG9 SEG8 SEG7 SEG6 SEG5 SEG4 SEG3 SSSSSSSSSS EEEEEEEEEECC GGGGGGGGGGOO 1 1 1 2 2 2 2 2 2 2 MM 789012345612 38 37 36 35 34 33 32 31 30 29 28 27 39 26 40 25 41 24 42 23 43 22 B1 44 21 45 SH66K12 20 46 19 47 18 48 17 49 16 50 15 ...