Rainbow-electronics ATmega128L Manuel d'utilisateur télécharger pdf (Page 72)

100

101

ATmega128(L)

2467B–09/01

Alternate Functions of Port C In ATmega103 compatibility mode, Port C is output only. The Port C has an alternate

function as the address high byte for the External Memory Interface.

Table 34 and Table 35 relate the alternate functions of Port C to the overriding signals

shown in

Figure 32 on page 66.

Note: 1. XMM = 0 in ATmega103 compatibility mode.

Table 33. Port C Pins Alternate Functions

Port Pin Alternate Function

PC7 A15

PC6 A14

PC5 A13

PC4 A12

PC3 A11

PC2 A10

PC1 A9

PC0 A8

Table 34. Overriding Signals for Alternate Functions in PC7..PC4

Signal

Name PC7/A15 PC6/A14 PC5/A13 PC4/A12

PUOE SRE • (XMM

(1)

<1) SRE • (XMM<2) SRE • (XMM<3) SRE • (XMM<4)

PUOV 0 0 0 0

DDOE SRE • (XMM<1) SRE • (XMM<2) SRE • (XMM<3) SRE • (XMM<4)

DDOV 1 1 1 1

PVOE SRE • (XMM<1) SRE • (XMM<2) SRE • (XMM<3) SRE • (XMM<4)

PVOV A11 A10 A9 A8

DIEOE 0 0 0 0

DIEOV 0 0 0 0

DI ––––

AIO ––––

1 2 ... 67 68 69 70 71 72 73 74 75 76 77 ... 330 331

Commentaires sur ces manuels

Pas de commentaire

Rainbow-electronics ATmega128L Manuel d'utilisateur Page 72

Commentaires sur ces manuels

Produits connexes et manuels pour Capteurs Rainbow-electronics ATmega128L