Renesas M32R/ECU Series

10
10-73
MULTIJUNCTION TIMERS
10.3 TOP (Output-Related 16-Bit Timer)
32180 Group User’s Manual (Rev.1.0)
TOP6,7 Control Register (TOP67CR) <Address: H’0080 02AA>
b01234567891011121314b15
TOP7
ENS
TOP7M TOP6M TOP67ENS TOP67CKS
0
00
0
0
0
0
0
0
000
0
0
00
<After reset: H’0000>
b Bit Name Function R W
0 No function assigned. Fix to "0". 00
1 TOP7ENS 0: Result selected by TOP67ENS bit R W
TOP7 enable source select bit 1: TOP6 output
2, 3 TOP7M 00: Single-shot output mode R W
TOP7 operation mode select bit 01: Delayed single-shot output mode
10: Continuous output mode
11: – ditto –
4, 5 No function assigned. Fix to "0". 00
6, 7 TOP6M 00: Single-shot output mode R W
TOP6 operation mode select bit 01: Delayed single-shot output mode
10: Continuous output mode
11: – ditto –
8 No function assigned. Fix to "0". 00
9–11 TOP67ENS 000: External TIN1 input R W
TOP6, TOP7 enable source select bit 001: – ditto –
010: – ditto –
011: – ditto –
100: Input event bus 0
101: Input event bus 1
110: Input event bus 2
111: Input event bus 3
12, 13 No function assigned. Fix to "0". 00
14, 15 TOP67CKS 00: Clock bus 0 R W
TOP6, TOP7 clock source select bit 01: Clock bus 1
10: Clock bus 2
11: Clock bus 3
Notes: • This register must always be accessed in halfwords.
• Operation mode can only be set or changed while the counter is inactive.
Clock bus Input event bus
3 2 1 0
clk
en
udf
TOP 6
clk
en
udf
TOP 7
S
S
TIN1S
TIN1 (P151)
S
: Selector
3 2 1 0
S
Note: • This diagram only illustrates TOP control registers and is partly omitted.
Figure 10.3.4 Outline Diagram of TOP6, TOP7 Clock and Enable Inputs