Maxim-integrated MAXQ Family Users Guide: MAXQ2010 Supplement Uživatelský manuál stáhnout pdf (Strana 46)

MAXQ Family User’s Guide:

MAXQ2010 Supplement

6-8

6.1.14 Port 6 Output Register (PO6, M1[02h])

Bits 7:0: Port 6 Output. This register stores the data that is output on any of the pins of port 6 that have been defined

as output pins. If the port pins are in input mode, this register controls the weak pullup for each pin. Changing the data

direction of any pins for this port (through register PD6) does not affect the value in this register.

6.1.15 Port 0 Input Register (PI0, M0[08h])

Each of the read-only bits in this register reflects the logic state present at the corresponding port pin.

6.1.16 Port 1 Input Register (PI1, M0[09h])

Each of the read-only bits in this register reflects the logic state present at the corresponding port pin.

6.1.17 Port 2 Input Register (PI2, M0[0Ah])

Each of the read-only bits in this register reflects the logic state present at the corresponding port pin.

Bit #

7 6 5 4 3 2 1 0

Name PO6

Reset 1 1 1 1 1 1 1 1

Access rw rw rw rw rw rw rw rw

Bit #

7 6 5 4 3 2 1 0

Name PI0

Reset s s s s s s s s

Access r r r r r r r r

Bit #

7 6 5 4 3 2 1 0

Name PI1

Reset s s s s s s s s

Access r r r r r r r r

Bit #

7 6 5 4 3 2 1 0

Name PI2

Reset s s s s s s s s

Access r r r r r r r r

1 2 ... 41 42 43 44 45 46 47 48 49 50 51 ... 146 147

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Maxim-integrated MAXQ Family Users Guide: MAXQ2010 Supplement Uživatelský manuál Strana 46