EXTENDED FUNCTION TIMER (EFT)
EXTENDED FUNCTION TIMER (Cont’d)
COUNTER HIGH REGISTER (CHR)
ALTERNATE COUNTER HIGH REGISTER
(ACHR)
R244 - Read Only
Register Page: 28
Reset Value: 1111 1111 (FFh)
R246 - Read Only
Register Page: 28
Reset Value: 1111 1111 (FFh)
This is an 8-bit register that contains the high part
of the counter value.
This is an 8-bit register that contains the high part
of the counter value.
7
0
7
0
MSB
LSB
MSB
LSB
ALTERNATE COUNTER LOW REGISTER
(ACLR)
COUNTER LOW REGISTER (CLR)
R245 - Read/Write
Register Page: 28
Reset Value: 1111 1100 (FCh)
R247 - Read/Write
Register Page: 28
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.
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 the SR
register.
7
0
7
0
MSB
LSB
MSB
LSB
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STMICROELECTRONICS [ ST ]
