SN8F2280 Series
USB 2.0 Full-Speed 8-Bit Micro-Controller
2.1.4.3 BIT DEFINITION of SYSTEM REGISTER
Address
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
R/W
Remarks
082H
083H
084H
086H
087H
088H
089H
08AH
08BH
08CH
08DH
08EH
08FH
090H
RBIT7
ZBIT7
YBIT7
NT0
RBIT6
ZBIT6
YBIT6
NPD
RBIT5
ZBIT5
YBIT5
RBIT4
ZBIT4
YBIT4
RBIT3
ZBIT3
YBIT3
RBIT2
ZBIT2
YBIT2
C
RBIT1
ZBIT1
YBIT1
RBIT0
ZBIT0
YBIT0
Z
RBNKS0
PWM0OUT R/W
TC0C0
TC0R0
PWM1OUT R/W
TC1C0
TC1R0
PWM2OUT R/W
R/W
R/W
R/W
R/W
R/W
R
Z
Y
DC
PFLAG
RBANK
TC0M
TC0C
TC0R
TC1M
TC1C
TC1R
TC2M
TC2C
TC2R
RBNKS1
TC0OUT
TC0C1
TC0R1
TC1OUT
TC1C1
TC1R1
TC2OUT
TC2C1
TC2R1
TC0ENB
TC0C7
TC0R7
TC1ENB
TC1C7
TC1R7
TC2ENB
TC2C7
TC2R7
TC0rate2
TC0C6
TC0R6
TC1rate2
TC1C6
TC1R6
TC2rate2
TC2C6
TC2R6
TC0rate1
TC0C5
TC0R5
TC1rate1
TC1C5
TC1R5
TC2rate1
TC2C5
TC2R5
TC0rate0
TC0C4
TC0R4
TC1rate0
TC1C4
TC1R4
TC2rate0
TC2C4
TC2R4
TC0CKS
TC0C3
TC0R3
TC1CKS
TC1C3
TC1R3
TC2CKS
TC2C3
TC2R3
ALOAD0
TC0C2
TC0R2
ALOAD1
TC1C2
TC1R2
ALOAD2
TC2C2
TC2R2
R/W
R/W
R/W
R/W
TC2C0
TC2R0
R/W
R/W
091H
092H
093H
R/W
UDE
UDA6
UDA5
SOF
UDA4
UDA3
UDA2
UDA1
EP0IN
UDA0
UDA
CRCERR
PKTERR
BUS_RST SUSPEND EP0SETUP
EP0OUT
R/W
USTATUS
UEP0OC4
UEP0OC3
EP4NAK
_INT_EN
EP4_ACK
EP4_NAK
UE0C3
UEP0OC2
EP3NAK
_INT_EN
EP3_ACK
EP3_NAK
UE0C2
UEP0OC1
EP2NAK
_INT_EN
EP2_ACK
EP2_NAK
UE0C1
UEP0OC0 R/W EP0OUT_CNT
EP1NAK
SOF_INT
_EN
094H
REG_EN
DP_PU_EN
R/W
USB_INT_EN
_INT_EN
095H
096H
097H
098H
099H
09AH
09BH
09CH
09DH
09EH
09FH
0A0H
0A1H
0A2H
0A3H
0A5H
0A6H
0A7H
0A8H
0A9H
0AAH
0ABH
0ACH
EP1_ACK R/W
EP1_NAK R/W
EP_ACK
EP_NAK
UE0R
UE0M1
UE1M1
UE1C6
UE2M1
UE2C6
UE3M1
UE3C6
UE4M1
UE4C6
UE0M0
UE1M0
UE1C5
UE2M0
UE2C5
UE3M0
UE3C5
UE4M0
UE4C5
UE0C0
UE1C0
UE2C0
UE3C0
UE4C0
R/W
R/W
RW
R/W
RW
R/W
RW
R/W
RW
UE1E
UE2E
UE3E
UE4E
UE1R
UE1C4
UE2C4
UE3C4
UE4C4
UE1C3
UE2C3
UE3C3
UE4C3
UE1C2
UE2C2
UE3C2
UE4C2
UE1C1
UE2C1
UE3C1
UE4C1
UE1R_C
UE2R
UE2R_C
UE3R
UE3R_C
UE4R
UE4R_C
EP2FIFO7 EP2FIFO6 EP2FIFO5 EP2FIFO4 EP2FIFO3 EP2FIFO2 EP2FIFO1 EP2FIFO0 R/W EP2FIFO_ADDR
EP3FIFO7 EP3FIFO6 EP3FIFO5 EP3FIFO4 EP3FIFO3 EP3FIFO2 EP3FIFO1 EP3FIFO0 R/W EP3FIFO_ADDR
EP4FIFO7 EP4FIFO6 EP4FIFO5 EP4FIFO4 EP4FIFO3 EP4FIFO2 EP4FIFO1 EP4FIFO0 R/W EP4FIFO_ADDR
UDP07
UDP06
UDP05
UDP04
UDP03
UDP02
UDP01
UDP00
R/W
UDP0
UDR0_R
UDR0_W
UPID
UDR0_R7
UDR0_R6
UDR0_R5
UDR0_R4
UDR0_R3
UDR0_R2
UDR0_R1
UDR0_R0 R/W
UDR0_W7 UDR0_W6 UDR0_W5 UDR0_W4 UDR0_W3 UDR0_W2 UDR0_W1 UDR0_W0 R/W
UBDE DDP DDN
EP4_DATA EP3_DATA EP2_DATA EP1_DATA
R/W
R/W
R/W
R/W
R/W
R/W
Utoggle
URTX
01
01
01
01
UCLKS
URXEN
UDIV4
UTXEN
URXPEN
UDIV1
UTXPEN
UTXPS
UTXM
URXS1
UDIV3
URXS0
UDIV2
URXPS
UDIV0
URXPC
UPCS2
UTXD12
URXM
UPCS1
UTXD11
URRX
UPCS0
URBRC
URTXD1
UTXD17
UTXD16
UTXD15
UTXD14
UTXD13
UTXD10
SONiX TECHNOLOGY CO., LTD
Page 28
Version 1.1
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