AN2136SC Cypress Semiconductor Corp, AN2136SC Datasheet - Page 51

• Manufacturer Part Number: AN2136SC
• Description: IC MCU 8051 8K RAM 24MHZ 44QFP
• Manufacturer: Cypress Semiconductor Corp
• Series: EZ-USB®r

Specifications of AN2136SC

• Applications: USB Microcontroller
• Core Processor: 8051
• Program Memory Type: ROMless
• Controller Series: AN213x
• Ram Size: 8K x 8
• Interface: I²C, USB
• Number Of I /o: 8
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 44-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1309

The EZ-USB family was designed to keep 8051 coding as standard as possible, to allow
easy integration of existing 8051 software development tools. The added 8051 SFR regis-
ters and bits are summarized in Table 2-2.
Page 2-6
2.9
SFRs
Dual Data Pointers
Timer 2
UART1
Interrupts
Idle Mode
8051 Enhancements
INT2-INT5
INT6
WAKEUP#
Table 2-2. Added Registers and Bits
DPL0
DPH0
DPL1
DPH1
DPS
MPAGE
T2CON.6-7 0xC8
RCAP2L
RCAP2H
T2L
T2H
IE.5
IP.5
SCON1.0-1 0xC0
SBUF1
IE.6
IP.6
EICON.7
EXIF
EIE
EIP.0-3
EICON.3
EIE.4
EIP.4
EICON.4
EICON.5
PCON.0
SFR
Chapter 2. EZ-USB CPU
0x82
0x83
0x84
0x85
0x86
0x92
0xCA
0xCB
0xCC
0xCD
0xA8
0xB8
0xC1
0xA8
0xB8
0xD8
0x91
0xE8
0xF8
0xD8
0xE8
0xF8
0xD8
0xD8
0x87
Addr
Data Pointer 0 Low Addr
Data Pointer 0 High Addr
Data Pointer 1 Low Addr
Data Pointer 1 High Addr
Data Pointer Select (LSB)
Replaces standard 8051 Port 2 for indirect
external data memory addressing
Timer 2 Control
T2 Capture/Reload Value L
T2 Capture/Reload Value H
T2 Count L
T2 Count H
ET2-Enable T2 Interrupt Bit
PT2-T2 Interrupt Priority Control
Serial Port 1 Control
Serial Port 1 Data
ES1-SIO1 Interrupt Enable Bit
PS1-SIO1 Interrupt Priority Control
SMOD1-SIO1 Baud Rate Doubler
INT2-INT5 Interrupt Flags
INT2-INT5 Interrupt Enables
INT2-INT5 Interrupt Priority Control
INT6 Interrupt Flag
INT6 Interrupt Enable
INT6 Interrupt Priority Control
WAKEUP# Interrupt Flag
WAKEUP# Interrupt Enable
EZ-USB Power Down (Suspend)
Function
EZ-USB TRM v1.9