Epson S1C88650 - Manual (Page 108)

100 EPSON S1C88650 TECHNICAL MANUAL
5 PERIPHERAL CIRCUITS AND THEIR OPERATION (Programmable Timer)
Table 5.10.9.1(f) Programmable timer control bits
SR R/W Address Bit Name Function Comment 1 0
D7
D6
D5
D4
D3
D2
D1
D0
PTM27
PTM26
PTM25
PTM24
PTM23
PTM22
PTM21
PTM20
PTM2 data D7 (MSB)
PTM2 data D6
PTM2 data D5
PTM2 data D4
PTM2 data D3
PTM2 data D2
PTM2 data D1
PTM2 data D0 (LSB)
1 R High Low
D7
D6
D5
D4
D3
D2
D1
D0
PTM37
PTM36
PTM35
PTM34
PTM33
PTM32
PTM31
PTM30
PTM3 data D7 (MSB)
PTM3 data D6
PTM3 data D5
PTM3 data D4
PTM3 data D3
PTM3 data D2
PTM3 data D1
PTM3 data D0 (LSB)
1 R High Low
00FF3F
00FF3E
D7
D6
D5
D4
D3
D2
D1
D0
00FFB0 MODE16_C
PTNREN_C
–
–
–
PTRUN4
PSET4
CKSEL4
"0" when being read
Reserved register
"0" when being read
0
0
–
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
W
R/W
PTM4–5 8/16-bit mode selection
External clock 2 noise rejecter selection
–
R/W register
R/W register
PTM4 Run/Stop control
PTM4 preset
PTM4 input clock selection
16 - bit x 1
Enable
–
1
1
Run
Preset
External clock
8 - bit x 2
Disable
–
0
0
Stop
No operation
Internal clock
00FFB1 D7
D6
D5
D4
D3
D2
D1
D0
–
–
–
–
–
PTRUN5
PSET5
CKSEL5
–
–
–
R/W register
R/W register
PTM5 Run/Stop control
PTM5 preset
PTM5 input clock selection
Constantly "0" when
being read
Reserved register
"0" when being read
–
–
–
0
0
0
0
0
R/W
R/W
R/W
W
R/W
–
–
–
0
0
Stop
No operation
Internal clock
–
–
–
1
1
Run
Preset
External clock
D7
D6
D5
D4
D3
D2
D1
D0
RDR47
RDR46
RDR45
RDR44
RDR43
RDR42
RDR41
RDR40
PTM4 reload data D7 (MSB)
PTM4 reload data D6
PTM4 reload data D5
PTM4 reload data D4
PTM4 reload data D3
PTM4 reload data D2
PTM4 reload data D1
PTM4 reload data D0 (LSB)
1 R/W High Low
00FFB2
D7
D6
D5
D4
D3
D2
D1
D0
RDR57
RDR56
RDR55
RDR54
RDR53
RDR52
RDR51
RDR50
PTM5 reload data D7 (MSB)
PTM5 reload data D6
PTM5 reload data D5
PTM5 reload data D4
PTM5 reload data D3
PTM5 reload data D2
PTM5 reload data D1
PTM5 reload data D0 (LSB)
1 R/W High Low
00FFB3