ST72521R9 STMicroelectronics, ST72521R9 Datasheet - Page 57

• Manufacturer Part Number: ST72521R9
• Description: 8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE
• Manufacturer: STMicroelectronics

Specifications of ST72521R9

• Hdflash Endurance: 100 cycles, data retention
• Clock Sources: crystal/ceramic resonator oscillators, internal RC oscillator and bypass for external clock
• Four Power Saving Modes: Halt, Active-Halt, Wait and Slow
• Main Clock Controller With: Real time base, Beep and Clock-out capabilities
• Two 16-bit Timers With: 2 input captures, 2 output compares, external clock input on one timer, PWM and pulse generator modes
• 8-bit Pwm Auto-reload Timer With: 2 input captures, 4 PWM outputs, output compare and time base interrupt, external clock with event detector

Table 13. Watchdog Timer Register Map and Reset Values
Address
(Hex.)
002Ah
WDGCR
Reset Value
Register
Label
WDGA
7
0
T6
6
1
T5
5
1
T4
4
1
T3
3
1
T2
ST72F521, ST72521B
2
1
T1
1
1
T0
57/215
0
1