ST72521 STMICROELECTRONICS [STMicroelectronics], ST72521 Datasheet - Page 16

• Manufacturer Part Number: ST72521
• Description: 8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST72521
16/211
Address
002Ah
002Bh
002Ch
002Dh
002Eh
003Ah
003Bh
003Ch
003Dh
003Eh
004Ah
004Bh
004Ch
004Dh
004Eh
0024h
0025h
0026h
0027h
0028h
0029h
0030h
0031h
0032h
0033h
0034h
0035h
0036h
0037h
0038h
0039h
003Fh
0040h
0041h
0042h
0043h
0044h
0045h
0046h
0047h
0048h
0049h
004Fh
to
WATCHDOG
TIMER A
TIMER B
FLASH
Block
MCC
ITC
ISPR0
ISPR1
ISPR2
ISPR3
EICR
FCSR
WDGCR
SICSR
MCCSR
MCCBCR
TACR2
TACR1
TACSR
TAIC1HR
TAIC1LR
TAOC1HR
TAOC1LR
TACHR
TACLR
TAACHR
TAACLR
TAIC2HR
TAIC2LR
TAOC2HR
TAOC2LR
TBCR2
TBCR1
TBCSR
TBIC1HR
TBIC1LR
TBOC1HR
TBOC1LR
TBCHR
TBCLR
TBACHR
TBACLR
TBIC2HR
TBIC2LR
TBOC2HR
TBOC2LR
Register
Label
Interrupt Software Priority Register 0
Interrupt Software Priority Register 1
Interrupt Software Priority Register 2
Interrupt Software Priority Register 3
External Interrupt Control Register
Flash Control/Status Register
Watchdog Control Register
System Integrity Control/Status Register
Main Clock Control / Status Register
Main Clock Controller: Beep Control Register
Timer A Control Register 2
Timer A Control Register 1
Timer A Control/Status Register
Timer A Input Capture 1 High Register
Timer A Input Capture 1 Low Register
Timer A Output Compare 1 High Register
Timer A Output Compare 1 Low Register
Timer A Counter High Register
Timer A Counter Low Register
Timer A Alternate Counter High Register
Timer A Alternate Counter Low Register
Timer A Input Capture 2 High Register
Timer A Input Capture 2 Low Register
Timer A Output Compare 2 High Register
Timer A Output Compare 2 Low Register
Timer B Control Register 2
Timer B Control Register 1
Timer B Control/Status Register
Timer B Input Capture 1 High Register
Timer B Input Capture 1 Low Register
Timer B Output Compare 1 High Register
Timer B Output Compare 1 Low Register
Timer B Counter High Register
Timer B Counter Low Register
Timer B Alternate Counter High Register
Timer B Alternate Counter Low Register
Timer B Input Capture 2 High Register
Timer B Input Capture 2 Low Register
Timer B Output Compare 2 High Register
Timer B Output Compare 2 Low Register
Reserved Area (3 Bytes)
Reserved Area (1 Byte)
Register Name
000x 000x b R/W
xxxx x0xx b
xxxx x0xx b
Status
Reset
FCh
FCh
FCh
FCh
FFh
FFh
FFh
FFh
7Fh
FFh
FFh
FFh
FFh
00h
00h
00h
00h
00h
00h
80h
00h
80h
00h
00h
00h
80h
00h
80h
00h
xxh
xxh
xxh
xxh
xxh
xxh
xxh
xxh
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Read Only
Read Only
R/W
R/W
Read Only
Read Only
Read Only
Read Only
Read Only
Read Only
R/W
R/W
R/W
R/W
R/W
Read Only
Read Only
R/W
R/W
Read Only
Read Only
Read Only
Read Only
Read Only
Read Only
R/W
R/W
Remarks