Block Diagram; Pin Configuration - Renesas Hitachi H8S/2194 Series Hardware Manual

21.1.2

Block Diagram

Figure 21.1 shows a block diagram of the 14-bit PWM.
/4
/2
[Legend]
PWCR
PWDRL
PWDRU
PWM14
21.1.3

Pin Configuration

Table 21.1 shows the 14-bit PWM pin configuration.
Table 21.1 Pin Configuration
Name
PWM 14-bit square-wave output pin
Note: This pin also functions as P40 general I/O pin. When using this pin, set the pin
*
function by the port mode register 4 (PMR4). For details, see section 11.6, Port 4.
Rev. 2.0, 11/00, page 424 of 1037
PWM waveform
generator
: PWM control register
: PWM data register L
: PWM data register U
: PWM14 output pin
Figure 21.1 Block Diagram of 14-Bit PWM
Abbrev.
PWM14*
PWCR
PWDRL
PWDRU
I/O Function
Output 14-bit PWM square-wave output
PWM14