AN2131SC Cypress Semiconductor Corp, AN2131SC Datasheet - Page 319

• Manufacturer Part Number: AN2131SC
• Description: IC MCU 8051 8K RAM 24MHZ 44QFP
• Manufacturer: Cypress Semiconductor Corp
• Series: EZ-USB®r

Specifications of AN2131SC

• 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: 16
• 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: 428-1306; AN2131SC

Write to
SBUF0
TX CLK
SHIFT
START
D0
D1
D2
D3
D4
D5
D6
D7
TXD0
STOP
RXD0
RXD0OUT
TI_0
RI_0
Figure C-11. Serial Port 0 Mode 1 Transmit Timing
RX CLK
RXD0
START
D0
D1
D2
D3
D4
D5
D6
D7
STOP
Bit detector
sampling
SHIFT
RXD0OUT
TXD0
TI_0
RI_0
Figure C-12. Serial Port 0 Mode 1 Receive Timing
EZ-USB TRM v1.9
Appendix C: 8051 Hardware Description
C - 23