AT89C5122 ATMEL [ATMEL Corporation], AT89C5122 Datasheet - Page 35

• Manufacturer Part Number: AT89C5122
• Description: MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES
• Manufacturer: ATMEL [ATMEL Corporation]

AT83C5123 Version
4202D–SCR–06/05
S
C
R
S
S
C
R
S
S
C
R
S
1
0
1
0
1
0
F8h
F0h
E8h
E0h
D8h
D0h
C8h
B8h
A0h
98h
90h
88h
80h
C0h
B0h
A8h
addressable
XXXX XXX1
11XX XXXX
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
X000 000
1111 1111
1111 1111
UEPINT
SCON
TCON
PSW
ACC
IEN0
Bit
0/8
IPL0
P5
P4
P3
P1
B
XXXX XXXX
X0XX 0XXX
00XX 0XXX
LEDCON0
0000 0000
SCICLK
0000 0000
0000 0000
0000 0000
0000 0100
0000 0000
0X10 1111
SCWT3
0000 0111
SADDR
PMOD0
SADEN
TMOD
SBUF
IEN1
ISEL
1/9
SP
Notes:
(1)
(1)
XXXX XXXX
X0XX 0XXX
XXXX 0XX0
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
UBYCTX
UFNUML
1. Mapping is done using SCRS bit in SCSR register.
2. Grey areas : do not write in.
UEPIEN
SCIBUF
AUXR1
IPL1
2/A
BRL
DPL
TL0
X0XX 0XXX
XXXX X000
XXX0 0000
X000 1000
0000 0000
0000 0000
0000 0000
UFNUMH
BDRCON
PLLCON
SCSR
IPH1
DPH
3/B
TL1
Not bit addressable
XXXX 00XX
SCETU0
UEPCONX
1000 0000
0000 0000
1000 0000
0000 0000
0000 0000
0000 0000
0000 1100
0111 0100
SCGT0
SCCON
USBCON
SCWT0
PMOD1
PLLDIV
4/C
TH0
(1)
(1)
(1)
(1)
XXXX XXX0
XXXX XXX0
XXXX X001
SCETU1
0000 0000
0000 0000
0010 0101
10X0 0000
0000 0000
SCWT1
SCGT1
SCISR
UEPRST
USBINT
CKSEL
5/D
TH1
(1)
(1)
(1)
(1)
XXXX XXXX
0XXX X000
USBADDR
0000 0000
1000 0000
0000 0000
0000 0000
0000 0000
0X00 0000
0X00 0000
UEPSTAX
SCWT2
SCIER
WDTRST
SCICR
USBIEN
SCIIR
AUXR
6/E
(1)
(1)
(1)
(1)
XXXX XXX0
XXXX X000
X0X0 X000
XXXX 1111
0000 0000
0000 0000
0000 0000
X000 0000
00X1 0000
UEPDATX
WDTPRG
UEPNUM
DCCKPS
CKCON1
CKCON0
PCON
CKRL
IPH0
7/F
35