VRS51C1100-40-Q-ISPV2 Cypress Semiconductor, VRS51C1100-40-Q-ISPV2 Datasheet - Page 5

• Manufacturer Part Number: VRS51C1100-40-Q-ISPV2
• Description: 8-bit Microcontrollers - MCU 128K+1K 40MHz 5V
• Manufacturer: Cypress Semiconductor

Specifications of VRS51C1100-40-Q-ISPV2

• Product Category: 8-bit Microcontrollers - MCU
• Core: 8051
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 40 MHz
• Program Memory Size: 64 KB
• Data Ram Size: 1 KB
• Operating Supply Voltage: 4.5 V to 5.5 V
• Package / Case: QFP-44
• Mounting Style: SMD/SMT
• Data Rom Size: 128 B
• Interface Type: UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 36
• Number Of Timers: 3
• Program Memory Type: Flash
• Factory Pack Quantity: 96
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V

Special Function Registers (SFR)
Addresses 80h to FFh of the SFR address space can be accessed in direct addressing mode only. The following table
lists the VRS51C1100 special function registers.
T
______________________________________________________________________________________________
www.ramtron.com
ABLE
P0
SP
DPL
DPH
MPAGE
DBANK
PCON
TCON
TMOD
TL0
TL1
TH0
TH1
P1
WDTKEY
SCON
SBUF
PWME
WDTCTRL
P2
PWMC
PWMD0
PWMD1
PWMD2
PWMD3
IE
P3
IP
SYSCON
T2CON
RCAP2L
RCAP2H
TL2
TH2
PSW
P4
ACC
B
IAPFADHI
IAPFADLO
IAPFDATA
IAPFCTRL
VRS51C1100
Register
SFR
5: S
PECIAL
F
UNCTION
Adrs
SFR
CAh
CBh
CCh
CDh
8Ah
8Bh
8Ch
8Dh
9Bh
A0h
A3h
A4h
A5h
A6h
A7h
A8h
B0h
B8h
BFh
C8h
D0h
D8h
E0h
80h
81h
82h
83h
85h
86h
87h
88h
89h
90h
97h
98h
99h
9Fh
F0h
F4h
F5h
F6h
F7h
R
EGISTERS
IAPSTART
PWMD0.4
PWMD1.4
PWMD2.4
PWMD3.4
GATE1
SMOD
WDTE
WDR
FA15
Bit 7
BSE
SM0
FD7
TF1
TF2
FA7
CY
EA
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(SFR)
PWMD0.3
PWMD1.3
PWMD2.3
PWMD3.3
EXF2
FA14
Bit 6
C/T1
SM1
TR1
FA6
FD6
AC
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PWMD0.2
PWMD1.2
PWMD2.2
PWMD3.2
PWM3E
FZONE
CLEAR
RCLK
FA13
M1.1
Bit 5
SM2
TF0
ET2
PT2
FA5
FD5
F0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PWMD0.1
PWMD1.1
PWMD2.1
PWMD3.1
PWM2E
TCLK
FA12
Bit 4
M0.1
REN
TR0
RS1
FD4
FA4
ES
PS
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PWMD0.0
PWMD1.0
PWMD2.0
PWMD3.0
DATAFE
PWM1E
GATE0
EXEN2
FA11
Bit 3
P4.3
BS3
GF1
TB8
ET1
PT1
RS0
FA3
FD3
IE1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PWM0E
NP0.2
NP1.2
NP2.2
NP3.2
FA10
Bit 2
C/T0
IAPE
P4.2
BS2
GF0
RB8
PS2
EX1
PX1
TR2
FA2
FD2
IT1
OV
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PDOWN
IAPFCT
XRAME
PDCK1
NP0.1
NP1.1
NP2.1
NP3.1
M1.0
C/T2
Bit 1
P4.1
BS1
PS1
FD1
ET0
PT0
FA9
FA1
IE0
TI
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1
IAPFCT
CP/RL2
PDCK0
NP0.0
NP1.0
NP2.0
NP3.0
IDLE
M0.0
Bit 0
ALEI
P4.0
BS0
PS0
EX0
PX0
FD0
FA8
FA0
IT0
RI
P
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
page 5 of 50
0
1111 1111b
0000 0111b
0000 0000b
0000 0000b
0000 0000b
0000 0001b
0000 0000b
0000 0010b
0000 0000b
0000 0000b
0000 0000b
0000 0000b
0000 0000b
1111 1111b
0000 0000b
0000 0000b
0111 1111b
0000 0000b
0000 0000b
1111 1111b
0000 0000b
0000 0000b
0000 0000b
0000 0000b
0000 0000b
0000 0000b
1111 1011b
0000 0000b
0000 1010b
0000 0000b
0000 0000b
0000 0000b
0000 0000b
0000 0000b
0000 0001b
0000 0000b
0000 0000b
0000 0000b
0000 0000b
0000 0000b
****1111b
Reset
Value