M16C28 Datasheet, PDF (156/423 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/Tiny SERIES

M16C/28 Group (M16C/28, M16C/28B)
Figure 13.1 shows the block diagram of the IC/OC.
Main clock,
PLL clock,
On-chip
oscillator clock
1/2
PCLK0=0
PCLK0=1
f1 or f2
13. Timer S
Request by matching G1BTRR and base timer
f1 or f2
Two-phase
pulse input
BTS
BCK1 to BCK0
11
10
Request from INT1 pin
Request by matching G1PO0 register and base timer
Base timer reset
(n+1)
Divider register
fBT1
(G1DV)
Base timer
Base timer over flow request
INPC10
INPC11
INPC12
INPC13
INPC14
INPC15
INPC16
INPC17
Digital
debounce
Digital
filter
Digital
filter
Digital
filter
Digital
filter
Digital
filter
Digital
filter
Digital
filter
Digital
filter
10:fBT1
00
11: f1 or f2
DF1 to DF0
10:fBT1
00
11: f1 or f2
DF1 to DF0
00
10:fBT1
11: f1 or f2
DF1 to DF0
10:fBT1
00
11: f1 or f2
DF1 to DF0
10:fBT1
00
11: f1 or f2
DF1 to DF0
10:fBT1
00
11: f1 or f2
DF1 to DF0
00
10:fBT1
11: f1 or f2
DF1 to DF0
10:fBT1
00
11: f1 or f2
DF1 to DF0
Edge
select
CTS1 to CTS0
Edge
select
CTS1 to CTS0
Edge
select
CTS1 to CTS0
Edge
select
CTS1 to CTS0
Edge
select
CTS1 to CTS0
Edge
select
CTS1 to CTS0
0
Edge Gate
select function
CTS1 to CTS0
1
GT
0
Edge
Gate 1
select function _GT
CTS1 to CTS0
Prescaler
function
Prescaler
function
0
1
PR
0
1
PR
Base timer reset
register (G1BTRR)
G1TM0, G1PO0
register
(Note 1)
G1TM1, G1PO1
register
G1TM2, G1PO2
register
G1TM3, G1PO3
register
G1TM4, G1PO4
register
G1TM5, G1PO5
register
Base timer interrupt request
Base timer reset request
PWM
output
OUTC10
OUTC11
PWM
output
OUTC12
OUTC13
PWM
output
OUTC14
OUTC15
G1TM6, G1PO6
register
G1TM7, G1PO7
register
PWM
output
OUTC16
OUTC17
Ch0 to ch7
interrupt request signal
BCK1 to BCK0 : Bits in the G1BCR0 register
BTS: Bits in the G1BCR1 register
CTS1 to CTS0, DF1 to DF0, GT, PR : Bits in the G1TMCRj register (j= 0 to 7)
PCLK0 : Bits in the PCLKR register
Figure 13.1 IC/OC Block Diagram
Rev. 2.00 Jan. 31, 2007 ^{page 136} of 385
REJ09B0047-0200