r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 829

• Manufacturer Part Number: r8a77850anbg
• Description: Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

This LSI includes an on-chip 32-bit timer unit (TMU), which has six channels (channels 0 to 5).
18.1
The TMU has the following features.
• Auto-reload type 32-bit down-counter provided for each channel
• Input capture function provided only for channel 2
• Selection of rising edge or falling edge as external clock input edge when external clock is
• 32-bit timer constant register for auto-reload use, readable/writable at any time, and 32-bit
• Selection of six counter input clocks: Channels 0 to 2
• Selection of five counter input clocks: Channels 3 to 5
• Two interrupt sources
selected or input capture function is used: Channels 0 to 2
down-counter provided for each channel
External clock (TCLK) and five internal clocks (Pck/4, Pck/16, Pck/64, Pck/256, and
Pck/1024) obtained by dividing the peripheral clock (Pck is the peripheral clock).
Five internal clocks (Pck/4, Pck/16, Pck/64, Pck/256, and Pck/1024) (Pck is the peripheral
clock).
One underflow source (each channel) and one input capture source (channel 2).
Features
Section 18 Timer Unit (TMU)
Rev.1.00 Jan. 10, 2008 Page 799 of 1658
18. Timer Unit (TMU)
REJ09B0261-0100