Hitachi H8S/2678 Series Reference Manual page 316

*
P16
WDDR1: Write to P1DDR
WDR1: Write to P1DR
RPOR1: Read port 1
RDR1: Read P1DR
Modes 1, 2, 4, 5, 6
Mode 7
Note: * Output enable signal
Priority order: Modes 1, 2, 4, 5, 6, 7 (EXPE = 1)
Figure 5.19 Port 1 Block Diagram (c) (Pin P16)
Reset
R
Q D
P16DDR
C
WDDR1
Reset
R
Q D
P16DR
C
WDR1
RDR1
RPOR1
EXDMAC > TPU > PPG > DR
Mode 7 (EXPE = 0)
TPU > PPG > DR
PPG module
Pulse output enable
Pulse output
System controller
EXPE
EXDMAC module
EDREQ acknowledge
enable
EDREQ acknowledge output
TPU module
Output compare output/
PWM output enable
Output compare output/
PWM output
Input capture input
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