Maxim-integrated MAXQ622 Instrukcja Użytkownika Pobierz pdf (Strona 105)

MAXQ612/MAXQ622 User’s Guide

Maxim Integrated 6-3

All these special functions are disabled by default with the exception of the JTAG interface pins, which are enabled

by default following any reset.

The port pin input/output states can be defined as shown in Table 6-2.

Table 6-2. MAXQ612/MAXQ622 Port Pin Input/Output States

Table 6-1. Port Pin Special Functions (continued)

*Port 6 is not available in the 64-pin LQFP package. It is only available on the bare die variant.

PORT PIN DIRECTION SPECIAL FUNCTION ENABLED WHEN

P4.2 Input/Output — —

P4.3 Input/Output — —

P4.4 Input/Output — —

P4.5 Input/Output — —

P4.6 Input/Output —

P4.7 Input/Output —

P5.0 Input/Output SPI 1 Master Out-Slave In (MOSI1) SPIEN1 = 1

P5.1 Input/Output SPI 1 Master In-Slave Out (MISO1) SPIEN1 = 1

P5.2 Input/Output SPI 1 Slave Clock (SCLK1) SPIEN1 = 1

P5.3 Input/Output

SPI 1 Slave Select (SSEL1)

SPIEN1 = 1

P6.0* Input/Output

— —

P6.1* Input/Output

— —

P6.2* Input/Output

— —

P6.3* Input/Output

— —

P6.4* Input/Output

— —

P6.5* Input/Output

— —

P6.6* Input/Output

— —

P6.7* Input/Output

— —

PDx.y POx.y PORT PIN MODE PORT PIN (Px.y) STATE

0 0 Input Three-state

0 1 Input Weak pullup HIGH

1 0 Output Strong drive LOW

1 1 Output Strong drive HIGH

1 2 ... 100 101 102 103 104 105 106 107 108 109 110 ... 254 255

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Maxim-integrated MAXQ622 Instrukcja Użytkownika Strona 105