TEMIC Semiconductors 83C154
The 83C154 retains all the features of the 80C52 with extended ROM capacity (16 K bytes), 256 bytes of RAM, 32 I/O lines, a 6-source 2-level interrupts, a full duplex serial port, an on-chip oscillator and clock circuits, three 16 bit timers with extra features : 32 bit timer and watchdog functions. The watchdog function can be activated either with timer 0 or timer 1 or both together (32 bit timer). 80C154/83C154 CMOS 0 to 36 MHz Single Chip 8–bit Microcontroller Description TEMIC’s 80C154 and 83C154 are high performance CMOS single chip µC.
| Part No. |
83C154 |
| Datasheet |
83C154
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| Manufacturer |
 TEMIC Semiconductors |
| Description |
CMOS 0 to 36 MHz Single Chip 8-bit Microcontroller |
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FEATURES
D D D D D Power control modes 256 bytes of RAM 16 Kbytes of ROM (83C154) 32 Programmable I/O lines (programmable impedance) Three 16 bit timer/counters (including watchdog and 32 bit timer) D 64 K program memory space D 64 K data memory space D D D D D D Fully static design 0.8µ CMOS process Boolean processor 6 interrupt sources Programmable serial port Temperature range : commercial, industrial, automotive, military Optional D Secret ROM : Encryption D Secret TAG : Identification number MATRA MHS Rev.F (14 Jan. 97) 1 80C154/83C154 Interface Figure 1. Block Diagram 2 MATRA MHS Rev.F (14 Jan. 97) 80C154/83C154 Figure 2. Pin Configuration P1.1/T2EX P0.0/A0 P0.1/A1 P0.2/A2 P0.3/A3 P1.0/T2 P1.5 P1.6 VCC P1.4 P1.3 P1.2 NC P0.4/A4 P0.5/A5 P0.6/A6 P0.7/A7 EA 80C154/83C154 P1.7 RST RxD/P3.0 NC TxD/P3.1 INT0/P3.2 INT1/P3.3 T0/P3.4 T1/P3.5 80C154/83C154 NC ALE PSEN P2.7/A14 P2.6/A13 P2.5/A12 P11 /T2EX DIL P14 P13 P12 LCC P10 /T2 A1/P01 A2/P02 A3/P03 A0/P 0 NC VCC P15 P16 P17 RST RxD/P30...
