L9803 STMicroelectronics, L9803 Datasheet - Page 59

• Manufacturer Part Number: L9803
• Description: Super Smart Power Motor Driver With 8-bit Mcu, Ram, Eeprom, Adc, Wdg, Timers, Pwm And H-bridge Driver
• Manufacturer: STMicroelectronics

L9803
COUNTER HIGH REGISTER (CHR)
Timer1 Register Address: 0038h
Timer2 Register Address: 0048h
Read Only
Reset Value: 1111 1111 (FFh)
This is an 8-bit register that contains the high part of the counter value.
COUNTER LOW REGISTER (CLR)
Timer1 Register Address: 0039h
Timer2 Register Address: 0049h
Read/Write
Reset Value: 1111 1100 (FCh)
This is an 8-bit register that contains the low part of the counter value. A write to this register
resets the counter. An access to this register after accessing the SR register clears the TOF
bit.16-BIT.
ALTERNATE COUNTER HIGH REGISTER (ACHR)
Timer1 Register Address: 003Ah
Timer2 Register Address: 004Ah
Read Only
Reset Value: 1111 1111 (FFh)
This is an 8-bit register that contains the high part of the counter value.
ALTERNATE COUNTER LOW REGISTER (ACLR)
Timer1 Register Address: 003Bh
Timer2 Register Address: 004Bh
Read/Write
Reset Value: 1111 1100 (FCh)
This is an 8-bit register that contains the low part of the counter value. A write to this register
resets the counter. An access to this register after an access to SR register does not clear
the TOF bit in SR register.
.
MSB
MSB
MSB
7
7
7
On-Chip Peripherals
LSB
LSB
LSB
0
0
0
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