h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 314

• Manufacturer Part Number: h8s-2138
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 10 14-Bit PWM D/A
Bit 2—Output Enable A (OEA): Enables or disables output on PWM D/A channel A.
Bit 2
OEA
0
1
Bit 1—Output Select (OS): Selects the phase of the PWM D/A output.
Bit 1
OS
0
1
Bit 0—Clock Select (CKS): Selects the PWM D/A resolution. If the system clock ( ) frequency
is 10 MHz, resolutions of 100 ns and 200 ns can be selected.
Bit 0
CKS
0
1
Rev. 4.00 Jun 06, 2006 page 260 of 1004
REJ09B0301-0400
Description
PWM (D/A) channel A output (at the PWX0 pin) is disabled
PWM (D/A) channel A output (at the PWX0 pin) is enabled
Description
Direct PWM output
Inverted PWM output
Description
Operates at resolution (T) = system clock cycle time (t
Operates at resolution (T) = system clock cycle time (t
cyc
cyc
)
)
2
(Initial value)
(Initial value)
(Initial value)