AN2131QC Cypress Semiconductor Corp, AN2131QC Datasheet - Page 14

• Manufacturer Part Number: AN2131QC
• Description: IC MCU 8051 8K RAM 24MHZ 80BQFP
• Manufacturer: Cypress Semiconductor Corp
• Series: EZ-USB®r

Specifications of AN2131QC

• 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: 24
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 80-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1307

Table 1-1.
Table 1-2.
Table 1-3.
Table 2-1.
Table 2-2.
Table 4-1.
Table 4-2.
Table 4-3.
Table 5-1.
Table 5-2.
Table 5-3.
Table 5-4.
Table 5-5.
Table 5-6.
Table 5-7.
Table 5-8.
Table 5-9.
Table 5-10.
Table 5-11.
Table 5-12.
Table 5-13.
Table 5-14.
Table 5-14.
Table 5-15.
Table 5-16.
Table 5-17.
Table 5-18.
Table 5-19.
Table 6-1.
Table 6-2.
Table 6-3.
Table 6-4.
Table 6-5.
EZ-USB TRM v1.9
USB PIDs............................................................................................................ 1-4
EZ-USB Series 2100 Family ............................................................................ 1-16
EZ-USB Series 2100 Pinouts by Pin Function ................................................. 1-23
EZ-USB Interrupts .............................................................................................. 2-4
Added Registers and Bits.................................................................................... 2-6
IO Pin Functions for PORTxCFG=0 and PORTxCFG=1 .................................. 4-3
Strap Boot EEPROM Address Lines to These Values ..................................... 4-13
Results of Power-On I2C Test .......................................................................... 4-14
EZ-USB Default Endpoints ................................................................................ 5-2
How the EZ-USB Core Handles EP0 Requests When ReNum=0 ..................... 5-4
Firmware Download ........................................................................................... 5-5
Firmware Upload ................................................................................................ 5-6
EZ-USB Core Action at Power-Up .................................................................... 5-7
EZ-USB Device Characteristics, No Serial EEPROM ....................................... 5-8
EEPROM Data Format for “B0” Load ............................................................... 5-9
EEPROM Data Format for “B2” Load ............................................................. 5-10
USB Default Device Descriptor ....................................................................... 5-13
USB Default Configuration Descriptor ............................................................ 5-14
USB Default Interface 0, Alternate Setting 0 Descriptor ................................. 5-14
USB Default Interface 0, Alternate Setting 1 Descriptor ................................. 5-15
USB Default Interface 0, Alternate Setting 1, Interrupt Endpoint Descriptor.. 5-15
USB Default Interface 0, Alternate Setting 1, Bulk Endpoint Descriptors ...... 5-16
USB Default Interface 0, Alternate Setting 1, Bulk Endpoint Descriptors ...... 5-17
USB Default Interface 0, Alternate Setting 1, Isochronous Endpoint
Descriptors ........................................................................................................ 5-18
USB Default Interface 0, Alternate Setting 2 Descriptor ................................. 5-19
USB Default Interface 0, Alternate Setting 1, Interrupt Endpoint Descriptor.. 5-19
USB Default Interface 0, Alternate Setting 2, Bulk Endpoint Descriptors ...... 5-20
USB Default Interface 0, Alternate Setting 2, Isochronous Endpoint
Descriptors ........................................................................................................ 5-21
EZ-USB Bulk, Control, and Interrupt Endpoints ............................................... 6-1
Endpoint Pairing Bits (in the USB PAIR Register)............................................ 6-8
EZ-USB Endpoint 0-7 Buffer Addresses.......................................................... 6-10
8051 INT2 Interrupt Vector .............................................................................. 6-16
Byte Inserted by EZ-USB Core at Location 0x45 if AVEN=1 ........................ 6-16
Tables
List of Tables
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