KS152JB Universal Communications Controller Technical Specifications
The SBUF sfr is set to 00h by a reset.
There is unrestricted read/write access to this SFR.
PORT 2
Bit: | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
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| P2.7 |
| P2.6 | P2.5 | P2.4 | P2.3 | P2.2 | P2.1 | P2.0 |
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Mnemonic: | P2 |
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| Address: A0h |
The P2 sfr is set to FFh by a reset.
There is unrestricted read/write access to this SFR.
PORT 3
| Bit: | 7 |
| 6 |
| 5 | 4 |
| 3 | 2 | 1 |
| 0 |
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| P3.7 |
| P3.6 |
| P3.5 | P3.4 |
| P3.3 | P3.2 | P3.1 | P3.0 |
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| Mnemonic: |
| P3 |
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| Address: | B0h | |||||||||
| General purpose I/O port. Each pin also has a alternate input or output function. This | ||||||||||||||||||
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| alternate function is enabled if the corresponding port latch bit is set to 1, else the port | |||||||||||||||||
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| pin will remain stuck at 0. |
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P3.7 |
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| Strobe for read from external RAM |
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| RD |
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P3.6 |
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| Strobe for write to external RAM |
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| WR |
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P3.5 |
| T1 |
| Timer/counter 1 external count input |
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P3.4 |
| T0 |
| Timer/counter 0 external count input |
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P3.3 |
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| External interrupt 1 |
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| INT0 |
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P3.2 |
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| External interrupt 0 |
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| INT1 |
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P3.1 |
| TxD |
| Serial port output |
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P3.0 |
| RxD |
| Serial port input |
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The P3 sfr is set to FFh by a reset. |
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There is unrestricted read/write access to this SFR. |
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PROGRAM STATUS WORD |
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| Bit: | 7 |
| 6 |
| 5 | 4 |
| 3 | 2 | 1 |
| 0 |
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| CY |
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| AC |
| F0 | RS1 |
| RS0 | OV | F1 |
| P |
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| Mnemonic: |
| PSW |
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| Address: | D0h |
Kawasaki LSI USA, Inc. | Page 117 of 120 | Ver. 0.9 KS152JB2 |