Siemens EF 88H Series Instrukcja Użytkownika Pobierz pdf (Strona 43)

Semiconductor Group 6-9

On-Chip Peripheral Components

C501

Ports 1 and 3 are provided for several alternate functions, as listed in table 6-4:

Table 6-4

Alternate Functions of Port 1 and 3

Port Pin Alternate Function

P1.0

P1.1

P3.0

P3.1

P3.2

P3.3

P3.4

P3.5

P3.6

P3.7

T2EX

RxD

TxD

INT0

INT1

Input to counter 2

Capture-reload trigger of timer 2 / up down count

Serial port’s receiver data input (asynchronous) or data input/output

(synchronous)

Serial port’s transmitter data output (asynchronous) or data clock output

(synchronous)

External interrupt 0 input, timer 0 gate control

External interrupt 1 input, timer 1 gate control

Timer 0 external counter input

Timer 1 external counter input

External data memory write strobe

External data momory read strobe

1 2 ... 38 39 40 41 42 43 44 45 46 47 48 ... 120 121

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Siemens EF 88H Series Instrukcja Użytkownika Strona 43