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| HD6437021C02X (1/4) IL08D C-MOS 32-BIT MICROPROCESSOR --TOP VIEW-- 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 GND 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 GND GND VDD GND VDD GND GND VDD VDD GND GND GND GND GND w w w .d ee sh ta a u. t4 om c www..com 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 VDD 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 HD6437021C02X (2/4) PIN NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 PIN NO. 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 PIN NO. A13 69 O A14 70 O A15 71 O VDD 72 -- 73 O A16 74 O A17 75 -- GND 76 O A18 77 O A19 78 O A20 79 O A21 80 O CS0 81 O CS1/CASH 82 O CS2 83 O CS3/CASL 84 -- GND 85 I/O PA0/CS4/TIOCA0 86 I/O PA1/CS5/RAS 87 I/O PA2/CS6/TIOCB0 88 I/O PA3/CS7/WAIT 89 I/O PA4/WRL/(WR) 90 I/O PA5/WRH/(LBS) 91 I/O PA6/RD 92 I/O PA7/BACK 93 -- GND 94 I/O PA8/BREQ 95 I/O PA9/AH/IRQOUT 96 I/O PA10/DPL/TIOCA1 97 -- VDD 98 I/O PA11/DPH/TIOCB1 I/O PA12/IRQ0/DACK0/TCLKA 99 I/O PA13/IRQ1/DREQ0/TCLKB 100 I/O PA14/IRQ2/DACK1 I/O PA15/IRQ3/DREQ1 I/O SIGNAL I/O I/O I/O I/O -- I/O I/O I/O I/O I/O I/O I/O I/O -- I/O -- I/O I/O I/O I/O O O O O -- O O O O O O O -- O O SIGNAL AD0 AD1 AD2 GND AD3 AD4 AD5 AD6 AD7 AD8 AD9 AD10 VDD AD11 GND AD12 AD13 AD14 AD15 A0 (HBS) A1 A2 A3 GND A4 A5 A6 A7 A8 A9 A10 GND A11 A12 I/O O -- I I -- I O I I I I -- -- -- I/O I/O I/O I/O I/O -- I/O I/O I/O -- I/O I/O I/O I/O I/O I/O I/O I/O SIGNAL CK GND EXTAL XTAL GND NMI WDTOVF RES MD0 MD1 MD2 VDD GND GND PB0/TP0/TIOCA2 PB1/TP1/TIOCB2 PB2/TP2/TIOCA3 PB3/TP3/TIOCB3 PB4/TP4/TIOCA4 VDD PB5/TP5/TIOCB4 PB6/TP6/TOCXA4/TCLKC PB7/TP7/TOCXB4/TCLKD GND PB8/TP8/RXD0 PB9/TP9/TXD0 PB10/TP10/RXD1 PB11/TP11/TXD1 PB12/TP12/IRQ4/SCK0 PB13/TP13/IRQ5/SCK1 PB14/TP14/IRQ6 PB15/TP15/IRQ7 HD6437021C02X (3/4) 1 2 3 5 6 7 8 9 10 11 12 14 16 17 18 19 20 21 22 23 25 26 27 28 29 30 31 33 34 35 36 37 39 40 42 43 44 45 51 52 53 54 55 56 57 58 60 61 62 64 65 66 67 68 46 47 48 49 69 75 AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 AD8 AD9 AD10 AD11 AD12 AD13 AD14 AD15 A0(HSB) A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 INPUT BREQ DREQ0, DREQ1 EXTAL IRQ0 - IRQ7 MD0 - MD2 NMI RES RXD0, RXD1 TCLKA - TCLKD WAIT XTAL OUTPUT AH A0 - A21 BACK CASH CASL CK CS0 - CS7 DACK0, DACK1 HBS LBS RAS RD RQOUT TOCXA4 TOCXB4 TP0 - TP15 TXD0, TXD1 WDTOVF WR WRH WRL INPUT/OUTPUT AD0 - AD15 DPH DPL PA0 - PA15 PB0 - PB15 SCK0, SCK1 TIOCA0 - TIOCA4 TIOB0 - TIOCB4 ; ; ; ; ; ; ; ; ; ; ; BUS REQUEST DMA REQUEST CRYSTAL OSCILLATOR AND EXTERNAL CLOCK INTERRUPT REQUEST MODE SELECT NON-MASKABLE INTERRUPT RESET RECEIVE DATA TIMER CLOCK WAIT EXTERNAL CRYSTAL OSCILLATOR 83 84 85 86 87 89 90 91 93 94 95 96 97 98 99 100 72 71 74 77 78 79 76 PB0/TP0/TIOCA2 PB1/TP1/TIOCB2 PB2/TP2/TIOCA3 PB3/TP3/TIOCB3 PB4/TP4/TIOCA4 PB5/TP5/TIOCB4 PB6/TP6/TOCXA4/TCLKC PB7/TP7/TOCXB4/TCLKD PB8/TP8/RXD0 PB9/TP9/TXD0 PB10/TP10/RXD1 PB11/TP11/TXD1 PB12/TP12/IRQ4/SCK0 PB13/TP13/IRQ5/SCK1 PB14/TP14/IRQ6 PB15/TP15/IRQ7 XTAL EXTAL NMI MD0 MD1 MD2 RES PA0/CS4/TIOCA0 PA1/CS5/RAS PA2/CS6/TIOCB0 PA3/CS7/WAIT PA4/WRL(WR) PA5/WRH(LBS) PA6/RD PA7/BACK PA8/BREQ PA9/AH/IRQOUT PA10/DPL/TIOCA1 PA11/DPH/TIOCB1 PA12/IRQ0/DACK0/TCLKA PA13/IRQ1/DREQ0/TCLKB PA14/IRQ2/DACK1 PA15/IRQ3/DREQ1 CS0 CS1/CASH CS2 CS3/CASL CK WDTOVF ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ADDRESS HOLD ADDRESS BUS BUS REQUEST ACKNOWLEDGE HIGH COLUMN ADDRESS STROBE LOW COLUMN ADDRESS STROBE SYSTEM CLOCK CHIP SELECT DMA REQUEST ACKNOWLEDGE HIGH BYTE STROBE LOW BYTE STROBE ROW ADDRESS STROBE READ REQUEST OUTPUT OUTPUT COMPARE XA4 OUTPUT COMPARE XB4 TIMING PATTERN CONTROLLER TRANSMIT DATA WATCH-DOG TIMER OVERFLOW WRITE HIGH WRITE LOW WRITE ; ; ; ; ; ; ; ; DATA/ADDRESS BUS HIGH DATA PARITY LOW DATA PARITY I/O PORT A I/O PORT B SERIAL CLOCK ITU INPUT CAPTURE/OUTPUT COMPARE ITU INPUT CAPTURE/OUTPUT COMPARE HD6437021C02X (4/4) PA13/IRQ1/DREQ0/TCLKB PA12/IRQ0/DACK0/TCLKA PA15/IRQ3/DREQ1 PA11/DPH/TIOCB1 PA14/IRQ2/DACK1 PA10/DPL/TIOCA1 PA2/CS6/TIOCB0 PA0/CS4/TIOCA0 PA9/AH/IRQOUT PA5/WRH (LBS) PA4/WRL (WR) PA3/CS7/WAIT PA1/CS5/RAS PA8/BREQ CS1/CASH PA7/BACK CS3/CASL PA6/RD CS2 CS0 A21 A20 A19 A18 42 A17 40 68 67 66 65 64 62 61 60 58 57 56 55 54 53 52 51 49 48 47 46 45 44 43 PORT A RES WDTOVF MD2 MD1 MD0 NMI CK EXTAL XTAL 76 75 79 78 77 74 69 ADDRESS 37 36 35 34 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 (HBS) AD15 AD14 AD13 AD12 AD11 AD10 AD9 AD8 AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0 MASK ROM (32KB) OSC RAM 1KB ADDRESS DATA/ADDRESS 87 86 85 84 83 PB4/TP4/TIOCA4 PB3/TP3/TIOCB3 PB2/TP2/TIOCA3 PB1/TP1/TIOCB2 PB0/TP0/TIOCA2 39 33 31 30 29 28 27 26 25 23 22 21 20 19 18 17 16 14 12 11 10 9 8 7 6 5 3 2 1 71 72 CPU DIRECT MEMORY ACCESS CONTROLLER BUS STATE CONTROLLER INTER USER RUPT BREAK CONT CONT SERIAL COMMUNICATION INTERFACE (x 2 CHANNEL) PROGRAMMABLE TIMING PATTERN CONTROLLER 16-BIT INTEGRATED TIMER PULSE UNIT WATCH-DOG TIMER PORT B PERIPHERAL ADDRESS BUS (24-BIT) PERIPHERAL DATA BUS (16-BIT) INTERNAL ADDRESS BUS (24-BIT) INTERNAL UPPER DATA (16-BIT) INTERNAL LOWER DATA (16-BIT) 100 99 96 95 98 97 94 93 91 90 89 PB13/TP13/IRQ5/SCK1 PB12/TP12/IRQ4/SCK0 PB15/TP15/IRQ7 PB14/TP14/IRQ6 PB7/TP7/TOCXB4/TCLKD PB6/TP6/TOCXA4/TCLKC PB11/TP11/TxD1 PB10/TP10/RxD1 PB5/TP5/TIOCB4 PB9/TP9/TxD0 PB9/TP9/RxD0 A16 |
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