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CHAPTER 3 CPU ARCHITECTURE
50
Table 3-2. Special Function Register List (2/3)
Address
Special Function Register (SFR) Name
Symbol
R/W
Manipulatable Bit Unit
After Reset
1 Bit
8 Bits
16 Bits
FF62H
Token packet receive result store register
TRXRSL
R/W
ο
ο
-
00H
FF63H
Data/handshake PID compare register
DIDCMP
W
-
ο
-
C3H
FF64H
Data/handshake packet receive byte
number counter
DRXCON
-
ο
-
18H
FF65H
Data/handshake packet receive result store
register
DRXRSL
R/W
ο
ο
-
00H
FF66H
Data/handshake packet receive mode
register
URXMOD
ο
ο
-
FF67H
Packet receive status register
RXSTAT
ο
ο
-
FF68H
Data packet send byte number counter 0
DTXCO0
W
-
ο
-
20H
FF69H
Data packet send byte number counter 1
DTXCO1
-
ο
-
30H
FF6AH
Remote wake-up control register
REMWUP
R/W
ο
ο
-
08H
FF6BH
Send/receive pointer
USBPOW
R
-
ο
-
00H
FF6CH
USB timer start reservation control register
USBTCL
R/W
ο
ο
-
01H
FF6DH
USB receiver enable register
USBMOD
ο
ο
-
00H
FF72H
Serial operation mode register 0
CSIM10
ο
ο
-
FFA1H
Send data PID bank 0
USBTD0
W
-
ο
-
Undefined
FFA2H
Send data bank 0 address 0
USBT00
-
ο
-
FFA3H
Send data bank 0 address 1
USBT01
-
ο
-
FFA4H
Send data bank 0 address 2
USBT02
-
ο
-
FFA5H
Send data bank 0 address 3
USBT03
-
ο
-
FFA6H
Send data bank 0 address 4
USBT04
-
ο
-
FFA7H
Send data bank 0 address 5
USBT05
-
ο
-
FFA8H
Send data bank 0 address 6
USBT06
-
ο
-
FFA9H
Send data bank 0 address 7
USBT07
-
ο
-
FFABH
Send data PID bank 1
USBTD1
-
ο
-
FFACH
Send data bank 1 address 0
USBT10
-
ο
-
FFADH
Send data bank 1 address 1
USBT11
-
ο
-
FFAEH
Send data bank 1 address 2
USBT12
-
ο
-
FFAFH
Send data bank 1 address 3
USBT13
-
ο
-
FFB0H
Send data bank 1 address 4
USBT14
-
ο
-
FFB1H
Send data bank 1 address 5
USBT15
-
ο
-
FFB2H
Send data bank 1 address 6
USBT16
-
ο
-
FFB3H
Send data bank 1 address 7
USBT17
-
ο
-
FFB5H
Receive token PID
USBRTP
R
-
ο
-
00H
FFB6H
Receive token packet address L
USBRAL
-
ο
-
FFB7H
Receive token packet address H
USBRAH
-
ο
-
FFE0H
Interrupt request flag register 0
IF0
R/W
ο
ο
-
FFE1H
Interrupt request flag register 1
IF1
ο
ο
-
FFE4H
Interrupt mask flag register 0
MK0
ο
ο
-
FFH
FFE5H
Interrupt mask flag register 1
MK1
ο
ο
-