4 PERIPHERAL CIRCUITS
Register name | Address | Bit | Name | Function |
| Setting |
| Init. | R/W | Remarks | |||
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Key input, | 0040280 | – | reserved |
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| – |
| – | – | 0 when being read. | |||
port input | (B) | D5 | FK1 | Key input 1 | 1 | Factor is |
| 0 |
| No factor is | X | R/W |
|
interrupt factor |
| D4 | FK0 | Key input 0 |
| generated |
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| generated | X | R/W |
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flag register |
| D3 | FP3 | Port input 3 |
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| X | R/W |
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| D2 | FP2 | Port input 2 |
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| X | R/W |
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| D1 | FP1 | Port input 1 |
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| X | R/W |
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| D0 | FP0 | Port input 0 |
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| X | R/W |
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DMA interrupt | 0040281 | – | reserved |
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| – |
| – | – | 0 when being read. | |||
factor flag | (B) | D4 | FIDMA | IDMA | 1 | Factor is |
| 0 |
| No factor is | X | R/W |
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register |
| D3 | FHDM3 |
| generated |
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| generated | X | R/W |
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| D2 | FHDM2 |
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| X | R/W |
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| D1 | FHDM1 |
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| X | R/W |
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| D0 | FHDM0 |
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| X | R/W |
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0040282 | D7 | F16TC1 | 1 | Factor is |
| 0 |
| No factor is | X | R/W |
| ||
interrupt factor | (B) | D6 | F16TU1 |
| generated |
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| generated | X | R/W |
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flag register |
| – | reserved |
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| – |
| – | – | 0 when being read. | |||
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| D3 | F16TC0 | 1 | Factor is |
| 0 |
| No factor is | X | R/W |
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| D2 | F16TU0 |
| generated |
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| generated | X | R/W |
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| – | reserved |
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| – |
| – | – | 0 when being read. | |||
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0040283 | D7 | F16TC3 | 1 | Factor is |
| 0 |
| No factor is | X | R/W |
| ||
interrupt factor | (B) | D6 | F16TU3 |
| generated |
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| generated | X | R/W |
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flag register |
| – | reserved |
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| – |
| – | – | 0 when being read. | |||
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| D3 | F16TC2 | 1 | Factor is |
| 0 |
| No factor is | X | R/W |
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| D2 | F16TU2 |
| generated |
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| generated | X | R/W |
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| – | reserved |
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| – |
| – | – | 0 when being read. | |||
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0040284 | D7 | F16TC5 | 1 | Factor is |
| 0 |
| No factor is | X | R/W |
| ||
interrupt factor | (B) | D6 | F16TU5 |
| generated |
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| generated | X | R/W |
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flag register |
| – | reserved |
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| – |
| – | – | 0 when being read. | |||
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| D3 | F16TC4 | 1 | Factor is |
| 0 |
| No factor is | X | R/W |
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| D2 | F16TU4 |
| generated |
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| generated | X | R/W |
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| – | reserved |
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| – |
| – | – | 0 when being read. | |||
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0040285 | – | reserved |
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| – |
| – | – | 0 when being read. | ||||
interrupt factor | (B) | D3 | F8TU3 | 1 | Factor is |
| 0 |
| No factor is | X | R/W |
| |
flag register |
| D2 | F8TU2 |
| generated |
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| generated | X | R/W |
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| D1 | F8TU1 |
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| X | R/W |
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| D0 | F8TU0 |
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| X | R/W |
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Serial I/F | 0040286 | – | reserved |
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| – |
| – | – | 0 when being read. | |||
interrupt factor | (B) | D5 | FSTX1 | SIF Ch.1 transmit buffer empty | 1 | Factor is |
| 0 |
| No factor is | X | R/W |
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flag register |
| D4 | FSRX1 | SIF Ch.1 receive buffer full |
| generated |
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| generated | X | R/W |
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| D3 | FSERR1 | SIF Ch.1 receive error |
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| X | R/W |
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| D2 | FSTX0 | SIF Ch.0 transmit buffer empty |
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| X | R/W |
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| D1 | FSRX0 | SIF Ch.0 receive buffer full |
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| X | R/W |
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| D0 | FSERR0 | SIF Ch.0 receive error |
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| X | R/W |
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Port input | 0040287 | – | reserved |
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| – |
| – | – | 0 when being read. | |||
clock timer, A/D | (B) | D5 | FP7 | Port input 7 | 1 | Factor is |
| 0 |
| No factor is | X | R/W |
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interrupt factor |
| D4 | FP6 | Port input 6 |
| generated |
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| generated | X | R/W |
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flag register |
| D3 | FP5 | Port input 5 |
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| X | R/W |
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| D2 | FP4 | Port input 4 |
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| X | R/W |
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| D1 | FCTM | Clock timer |
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| X | R/W |
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| D0 | FADE | A/D converter |
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| X | R/W |
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EPSON | S1C33L03 PRODUCT PART |