at89c5131 ATMEL Corporation, at89c5131 Datasheet - Page 18

• Manufacturer Part Number: at89c5131
• Description: 8-bit Flash Microcontroller With Full Speed Usb Device At89c5131
• Manufacturer: ATMEL Corporation

Table 25. USB SFR’s
Table 26. Other SFR’s
18
Mnemonic
UBYCTHX
UEPDATX
UBYCTLX
UFNUMH
UFNUML
Mnemonic
CKCON0
CKCON1
LEDCON
EECON
AUXR1
PCON
FCON
AUXR
AT89C5131
Add
CFh
BAh
BBh
E2h
E3h
Add
AFh
D1h
D2h
87h
8Eh
A2h
8Fh
F1h
Name
USB Endpoint X FIFO Data
USB Byte Counter Low (EP
X)
USB Byte Counter High
(EP X)
USB Frame Number Low
USB Frame Number High
Name
Power Control
Auxiliary Register 0
Auxiliary Register 1
Clock Control 0
Clock Control 1
LED Control
Flash Control
EEPROM Contol
FNUM7
BYCT7
FDAT7
7
-
-
SMOD1
EEPL3
FPL3
DPU
7
-
-
-
LED3
FNUM6
FDAT6
BYCT6
6
SMOD0
-
-
EEPL2
WDX2
FPL2
6
-
-
-
CRCOK
FNUM5
BYCT5
FDAT5
ENBOOT
5
PCAX2
EEPL1
-
FPL1
M0
5
-
-
LED2
CRCERR
FNUM4
BYCT4
FDAT4
EEPL0
4
-
FPL0
POF
SIX2
4
-
-
-
FNUM3
BYCT3
FDAT3
3
XRS1
T2X2
-
-
GF1
GF3
FPS
3
-
-
LED1
FNUM10
BYCT10
FNUM2
FDAT2
BYCT2
FMOD1
XRS2
T1X2
2
GF0
2
-
-
-
EXTRAM
FNUM1
FNUM9
FDAT1
BYCT1
BYCT9
FMOD0
T0X2
EEE
1
PD
1
-
-
4136C–USB–04/05
LED0
EEBUSY
FNUM0
FNUM8
FBUSY
BYCT0
BYCT8
FDAT0
SPIX2
DPS
IDL
0
A0
X2
0