ST72651AR6 STMicroelectronics, ST72651AR6 Datasheet - Page 63

• Manufacturer Part Number: ST72651AR6
• Description: LOW-POWER, FULL-SPEED USB 8-BIT MCU WITH 32K FLASH, 5K RAM, FLASH CARD I/F, TIMER, PWM, ADC, I2C, SPI
• Manufacturer: STMicroelectronics

Specifications of ST72651AR6

• Dual Supply Management: analog voltage detector on the USB power line to enable smart power switching from USB power to battery (on E suffix devices).
• Programmable Internal Voltage Regulator For Memory Cards (2.8v To 3.5v) Supplying: Flash Card I/O lines (voltage shifting)
• 5 Usb Endpoints: 1 control endpoint
• Dtc (data Transfer Coprocessor): Universal Serial/Parallel communications interface, with software plug-ins for current and future protocol standards

USB INTERFACE (Cont’d)
Figure 39. Endpoint 2 Upload Mode selected by MOD[1:0] Bits = 01b
1550h
158Fh
Endpoint 0 Buffer OUT
Endpoint 1 Buffer OUT
Endpoint 2 Buffer OUT
Endpoint 0 Buffer IN
Endpoint 1 Buffer IN
Endpoint 2 Buffer IN
Doc ID 7215 Rev 4
15CFh
1A4Fh
1590h
1650h
USB DATA
USB DATA
USB DATA
USB DATA
USB DATA
64-byte buffer
512-byte buffer
as 64-byte slices
512-byte buffer
as 64-byte slices
ST72651AR6
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