AN2135SC Cypress Semiconductor Corp, AN2135SC Datasheet - Page 100

• Manufacturer Part Number: AN2135SC
• Description: IC MCU 8051 8K RAM 24MHZ 44QFP
• Manufacturer: Cypress Semiconductor Corp
• Series: EZ-USB®r

Specifications of AN2135SC

• 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: 428-1308

EZ-USB TRM v1.9
OUT07VAL
OUT07IEN
USBPAIR
USBPAIR
OUT4CS
IN07VAL
IN07IEN
IN2CS
Busy and Stall
Busy and Stall
7
7
7
7
Interrupt Enable (1=enabled)
Interrupt Enable (1=enabled)
Initialization
Initialization
Endpoint Pairing (1=paired)
Endpoint Pairing (1=paired)
Endpoint Valid (1=valid)
Endpoint Valid (1=valid)
Figure 6-2. Registers Associated with Bulk Endpoints
Registers Associated with a Bulk OUT endpoint
6
6
6
6
Registers Associated with a Bulk IN endpoint
Control & Status
Control & Status
o67
o67
5
5
5
5
o45
o45
4
4
4
4
o23
o23
3
3
3
3
(EP4OUT shown as example)
i67
i67
2
2
2
2
(EP2IN shown as example)
Chapter 6. EZ-USB CPU
i45
i45
1
1
1
1
B
B
i23
i23
0
0
0
0
S
S
OUT07IRQ
OUT4BUF
OUT4BC
IN07IRQ
IN2BUF
IN2BC
Interrupt Control
Interrupt Request (write 1 to clear)
Interrupt Request (write 1 to clear)
Interrupt Control
Data transfer
Data transfer
7
7
6
6
5
5
Byte Count
Byte Count
Endpoint
Endpoint
64 Byte
64 Byte
Buffer
Buffer
4
4
3
3
2
2
1
1
0
0
Page 6-3