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S3C825A/P825A TIMER 1 BLOCK DIAGRAM Bit 6, 5, 4 Data Bus 8 T1CLK fxx/256 fxx/64 Bit 3 16-Bit Up-Counter Clear (Read Only) <TBCNT/TACNT> MSB LSB MUX fxx/8 fxx/1 16-Bit Comparator Match Pending Bit 0 Bit 2 Bit 1 Timer 1 Buffer Register (16-bit) T1INT IRQ1 TAOUT Counter Clear Signal Match Signal 16 Timer 1 Data Register (Read/Write) <TBDATA/TADATA> MSB LSB NOTE: When TACON.7 is "1", 16-bit timer 1. Figure 11-2. Timer 1 Functional Block Diagram 11-3