ST72651AR6 STMicroelectronics, ST72651AR6 Datasheet - Page 75

• 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

Table 26. USB Register Map and Reset values
Address
(Hex.)
3A
3B
3C
3D
3E
47
30
31
32
33
34
35
36
37
38
39
3F
BUFCSR
Reset Value
USBISTR
Reset Value
USBIMR
Reset Value
USBCTLR
Reset Value
DADDR
Reset Value
USBSR
Reset Value
EP0R
Reset Value
CNT0RXR
Reset Value
CNT0TXR
Reset Value
EP1RXR
Reset Value
CNT1RXR
Reset Value
EP1TXR
Reset Value
CNT1TXR
Reset Value
EP2RXR
Reset Value
CNT2RXR
Reset Value
EP2TXR
Reset Value
CNT2TXR
Reset Value
Register
Name
CTRM
MOD1
CTR0
RSM
PID1
CTR
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
USB_RST
DTOG_TX
MOD0
ADD6
CNT6
CNT6
PID0
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
STAT_TX1
SOVRM
IN /OUT
Doc ID 7215 Rev 4
SOVR
ADD5
CNT5
CNT5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
STAT_TX0
ERRM
ADD4
CNT4
CNT4
CNT4
CNT4
CNT4
CNT4
ERR
EP1
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
BUFNUM
RESUME
CTR_RX
CTR_TX
CTR_RX
CTR_TX
SUSPM
SUSP
ADD3
CNT3
CNT3
CNT3
CNT3
CNT3
CNT3
EP0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
DTOG_RX
DTOG_RX
DTOG_RX
DTOG_TX
DTOG_TX
ESUSPM
BUF1ST
ESUSP
PDWN
ADD2
ERR2
CNT2
CNT2
CNT2
CNT2
CNT2
CNT2
2
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
STAT_RX1
STAT_RX1
STAT_RX1
STAT_TX1
STAT_TX1
RESETM
BUF0ST
RESET
FSUSP
ADD1
ERR1
CNT1
CNT1
CNT1
CNT1
CNT1
CNT1
1
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
ST72651AR6
STAT_RX0
STAT_RX0
STAT_RX0
STAT_TX0
STAT_TX0
RESETST
SOFM
FRES
ADD0
ERR0
CNT0
CNT0
CNT0
CNT0
CNT0
CNT0
SOF
75/161
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1