Datasheet

CHAPTER 3 CPU ARCHITECTURE
User’s Manual U18698EJ1V0UD
60
Table 3-6. Special Function Register List (1/4)
Manipulatable Bit Unit Address Special Function Register (SFR) Name Symbol R/W
1 Bit 8 Bits 16 Bits
After
Reset
FF00H Receive buffer register 6 RXB6 R
− √ −
FFH
FF01H Port register 1 P1 R/W
√ √ −
00H
FF02H Port register 2 P2 R/W
√ √ −
00H
FF03H Port register 3 P3 R/W
√ √ −
00H
FF04H Port register 4 P4 R/W
√ √ −
00H
FF05H Transmit buffer register 6 TXB6 R/W
− √ −
FFH
FF06H A/D conversion result register
Note
ADCR R
− − √
0000H
FF07H A/D conversion result register (H)
Note
ADCRH R
− √ −
00H
FF0AH Port register 10 P10 R/W
√ √ −
00H
FF0BH Port register 11 P11 R/W
√ √ −
00H
FF0CH Port register 12 P12 R/W
√ √ −
00H
FF0EH Port register 14 P14 R/W
√ √ −
00H
FF0FH Port register 15 P15 R/W
√ √ −
00H
FF10H
FF11H
16-bit timer counter 00 TM00 R
− − √
0000H
FF12H
FF13H
16-bit timer capture/compare register 000 CR000 R/W
− − √
0000H
FF14H
FF15H
16-bit timer capture/compare register 010 CR010 R/W
− − √
0000H
FF16H 8-bit timer counter 50 TM50 R
− √ −
00H
FF17H 8-bit timer compare register 50 CR50 R/W
− √ −
00H
FF18H 8-bit timer H compare register 00 CMP00 R/W
− √ −
00H
FF19H 8-bit timer H compare register 10 CMP10 R/W
− √ −
00H
FF1AH 8-bit timer H compare register 01 CMP01 R/W
− √ −
00H
FF1BH 8-bit timer H compare register 11 CMP11 R/W
− √ −
00H
FF20H Port function register 1 PF1 R/W
√ √ −
00H
FF21H Port mode register 1 PM1 R/W
√ √ −
FFH
FF22H Port mode register 2 PM2 R/W
√ √ −
FFH
FF23H Port mode register 3 PM3 R/W
√ √ −
FFH
FF24H Port mode register 4 PM4 R/W
√ √ −
FFH
FF2AH Port mode register 10 PM10 R/W
√ √ −
FFH
FF2BH Port mode register 11 PM11 R/W
√ √ −
FFH
FF2CH Port mode register 12 PM12 R/W
√ √ −
FFH
FF2EH Port mode register 14 PM14 R/W
√ √ −
FFH
FF2FH Port mode register 15 PM15 R/W
√ √ −
FFH
FF30H Internal high-speed oscillation trimming register HIOTRM R/W
− √ −
10H
FF31H Pull-up resistor option register 1 PU1 R/W
√ √ −
00H
FF33H Pull-up resistor option register 3 PU3 R/W
√ √ −
00H
FF34H Pull-up resistor option register 4 PU4 R/W
√ √ −
00H
FF3AH Pull-up resistor option register 10 PU10 R/W
√ √ −
00H
FF3BH Pull-up resistor option register 11 PU11 R/W
√ √ −
00H
Note
μ PD78F041x only.