ST72321R6 STMicroelectronics, ST72321R6 Datasheet - Page 127

• Manufacturer Part Number: ST72321R6
• Description: 8-BIT MCU WITH NESTED INTERRUPTS, FLASH,10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE
• Manufacturer: STMicroelectronics

Specifications of ST72321R6

• Hdflash Endurance: 100 cycles, data retention
• Clock Sources: crystal/ceramic resonator oscillators, internal RC oscillator, clock security system 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

I²C BUS INTERFACE (Cont’d)
Table 24. I
Address
001Ah
001Bh
001Ch
001Dh
001Eh
(Hex.)
0018h
0019h
2
I2CCR
Reset Value
I2CSR1
Reset Value
I2CSR2
Reset Value
I2CCCR
Reset Value
I2COAR1
Reset Value
I2COAR2
Reset Value
I2CDR
Reset Value
C Register Map and Reset Values
Register
Label
FM/SM
ADD7
MSB
EVF
FR1
7
0
0
0
0
0
0
0
ADD10
ADD6
CC6
FR0
6
0
0
0
0
0
1
0
ADD5
CC5
TRA
PE
5
0
0
0
0
0
0
0
ENGC
BUSY
ADD4
CC4
AF
4
0
0
0
0
0
0
0
ST72321Rx ST72321ARx ST72321Jx
STOPF
START
ADD3
CC3
BTF
3
0
0
0
0
0
0
0
ARLO
ADD2
ADD9
ADSL
ACK
CC2
2
0
0
0
0
0
0
0
BERR
STOP
ADD1
ADD8
M/SL
CC1
1
0
0
0
0
0
0
0
GCAL
ADD0
CC0
127/193
LSB
ITE
SB
0
0
0
0
0
0
0
0