HD6432351 Datasheet, PDF (410/989 Pages) Renesas Technology Corp – The H8S/2000 CPU has an internal 32-bit architecture, is provided with sixteen 16-bit general registers and a concise

Table 9-24 Port F Pin Functions (cont)
Pin
PF₀/BREQ
Selection Method and Pin Functions
The pin function is switched as shown below according to the combination of
the operating mode, and bits BRLE and PF0DDR.
Operating
Mode
Modes 1, 2, 4, 5, 6*
Modes 3 and 7*
BRLE
0
1
—
PF0DDR
0
1
—
0
1
Pin function
PF₀
PF₀
BREQ
PF₀
PF₀
input pin output pin input pin input pin output pin
Note: * Modes 2, 3, 6, and 7 only apply to the H8S/2351.
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