Hitachi H8/500 Series - Page 163

Table 9-3 Port 1 Pin Functions in Expanded Modes (cont)
Pin Functions and How they are Selected
P1
4 / WAIT The function depends on the wait mode select 1 bit (WMS1) of the wait-state control
register (WCR) and the P1
4DDR bit as follows:
WMS1 0 1
P1
4DDR0101
Pin function P1
4 input P14 output WAIT input
P1
3 / BREQ The function depends on the BRLE bit and the P13DDR bit as follows:
BRLE 0 1
P1
3DDR0101
Pin function P1
3 input P13 output BREQ input
P1
2 / BACK The function depends on the BRLE bit and the P12DDR bit as follows:
BRLE 0 1
P1
2DDR0101
Pin function P1
2 input P12 output BACK input
P1
1 / E
P1
1DDR 0 1
Pin function Input E clock output
P1
0 / ø
P1
0DDR 0 1
Pin function Input ø clock output
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