Samsung C8278X Computer Hardware User Manual


 
CONTROL REGISTERS S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X
4-46
TBCON — Timer B Control Register E7H Set 1, Bank 1
Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0
Reset Value
– 0 0 0 0 0 0 0
Read/Write
R/W R/W R/W R/W R/W R/W R/W
Addressing Mode
Register addressing mode only
.7
Not used for the S3C8275X/C8278X/C8274X
.6–.4 Timer B Clock Selection Bits
0 0 0 fxx/512
0 0 1 fxx/256
0 1 0 fxx/64
0 1 1 fxx/8
1 0 0 fxt (sub clock)
Others Not available
.3 Timer B Counter Clear Bit
0 No effect
1 Clear the timer B counter (when write, automatically cleared to "0" after being
cleared basic timer counter)
.2 Timer B Counter Operating Enable Bit
0 Disable counting operation
1 Enable counting operation
.1 Timer B Interrupt Enable Bit
0 Disable interrupt
1 Enable interrupt
.0 Timer B Interrupt Pending Bit
0 No interrupt pending (when read), clear pending bit (when write)
1 Interrupt is pending (when read)