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REVISION HISTORY
Rev.
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1.10 Sep. 01, 2011
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M16C/5L, M16C/56 Group User's Manual: Hardware
18.2.8 Time Measurement Prescaler Register j (G1TPRj) (j = 6 and 7):
Added the Set Value column.
18.2.13 Waveform Output Master Enable Register (G1OER):
Changed "set the EOCj bit to 0" to "set the EOCj bit to 1" in line 4 of the register explanation.
18.2.16 Interrupt Request Register (G1IR): Changed the register explanation.
Table 18.5 Base Timer Specifications:
• Added a condition regarding the BTS bit to the Base timer reset conditions.
• Deleted "while the base timer is counting" from "Base timer reset value while the base timer is
counting".
• Deleted the Write to base timer row.
• Deleted the Selectable functions row and moved the contents to 18.3.1.2 and 18.3.1.3.
Figure 18.3 Base Timer Block Diagram:
• Added registers G1DV and G1BT.
• Added detailed description of two-phase pulse clock.
Table 18.6 Base Timer Associated Register Settings: Added details.
18.3.1.1 Increment, 18.3.1.2 Increment/Decrement and 18.3.1.3 Two-Phase Pulse Signal
Processing:
• Added titles and explanations.
• Changed descriptions of interrupt requests in figures for each operation.
Figure 18.7 Two-Phase Pulse Signal Processing (When Using the Base Timer Reset):
• Deleted the values to indicate timings, and moved the information to the Electrical
Characteristics chapter.
• Added a condition for the G1DV register.
18.3.1.4 Base Timer Reset While the Base Timer is Counting: Modified the register name from
"G1BCR0" to "G1PO0" in the parenthesis of the second bullet.
Figure 18.8 Base Timer Reset with the G1BTRR Register:
• Deleted the description of the base timer overflow request.
• Added a condition.
Figure 18.9 Base Timer Reset with the G1PO0 Register:
• Corrected "G1IR0 register" typo to "G1IR0 bit in the G1IR register".
• Changed "base timer interrupt" and "channel 0 interrupt" to "IC/OC base timer interrupt request"
and "IC/OC channel 0 interrupt request", respectively.
• Added a condition.
Figure 18.10 Base Timer Reset with INT1 Pin Input:
• Deleted the description of P8_3.
• Changed note 2.
• Added a condition.
18.3.2 Time Measurement Function and 18.3.3 Waveform Generation Function:
• Moved under 18.3 Operations.
• Changed line 1.
Table 18.10 Time Measurement Function Specifications:
• Changed the Interrupt request to the Interrupt request occurrence timing in the Item column.
• Changed the Specification column of the Interrupt request occurrence timing row.
• The explanations for the Gate function and Digital debounce filter in the Selectable functions are
simplified.
Table 18.11 Time Measurement Function Associated Registers:
• Changed.
• Added settings when the gate function is used.
Figure 18.11 Time Measurement Function (1/2):
• Modified "at falling edge" to "at rising edge" in the first bullet.
• Deleted the description for when the base timer and the G1PO0 register match.
Figure 18.12 Time Measurement Function (2/2):
• Added "However, values in the G1TMj register change." to note 1 in (2).
• Modified timings.
Figure 18.13 Prescaler and Gate Functions: Modified the timing of the G1IR bit.
18.3.2.1 Gate Function (Channel 6 and 7): Added
Table 18.12 Single-Phase Waveform Output Mode Specifications:
• Changed the range of values for m and n.
• Changed the Interrupt request to the Interrupt request occurrence timing in the Item column.
• Added "or I/O port" to the Specification of the OUTC1_ j pin.
• Simplified the explanation for the Compare match output in the Selectable functions
Table 18.13 Registers and Settings in Single-Phase Waveform Output Mode: Added.
Description
Summary
C- 8
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