NEC PD17062 Manuale Utente

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PD17062
15.5   GENERAL-PURPOSE OUTPUT PORTS (P0C, P1A)
15.5.1   Configuration of Output Ports (P0C, P1A)
(1) and (2), below, show the configuration of the output ports.
(1) P0C (P0C
3
, P0C
2
, P0C
1
, P0C
0
 pins)
(2) P1A (P1A
3
, P1A
2
, P1A
1
, P1A
0
 pins)
V
DD
Output 
latch
Port register
(1 bit)
Write instruction
Read instruction
Output
latch
Port register 
(1 bit)
Write instruction
Read instruction