Datasheet

104
AT89C51AC3
4383D–8051–02/08
Table 55. CH Register
CH (S:F9h)
PCA Counter Register High Value
Reset Value = 0000 00000b
Table 56. CL Register
CL (S:E9h)
PCA counter Register Low Value
Reset Value = 0000 00000b
7 6 5 4 3 2 1 0
CH 7 CH 6 CH 5 CH 4 CH 3 CH 2 CH 1 CH 0
Bit
Number
Bit
Mnemonic Description
7:0 CH 7:0 High byte of Timer/Counter
7 6 5 4 3 2 1 0
CL 7 CL 6 CL 5 CL 4 CL 3 CL 2 CL 1 CL 0
Bit
Number
Bit
Mnemonic Description
7:0 CL0 7:0 Low byte of Timer/Counter