Zilog EZ80F916 Manual de usuario descargar pdf (Pagina 24)

eZ80F91 Modular Development Kit

User Manual

UM017010-0112 GPRS Wireless Modem Interface

The pins on Connector J12 are not connected to any MDS board signals.

Table 5. eZ80Acclaim! MDS Adapter Board GPRS

Wireless Modem Connector J3 Identification

Pin Symbol Signal Direction Active Level eZ80F91 Signal

1 unused n/a n/a n/a

2GND n/a n/a Yes

3 unused n/a n/a n/a

4VCC_5V n/a n/a No

5–23 unused n/a n/a n/a

24 GND n/a n/a Yes

25 PC4_DTR1 Output Low Yes

26 PC6_DCD1 Input Low Yes

27 PC3_CTS1 Input Low Yes

28 PC5_DSR1 Input Low Yes

29 PC7_RI1 Input Low Yes

30 PC0_TXD1 Output n/a Yes

31 PC1_RXD1 Input n/a Yes

32 PC2_RTS1 Output Low Yes

Table 6. eZ80Acclaim! MDS Adapter Board GPRS

Wireless Modem Connector J11 Identification

Pin Symbol Signal Direction Active Level eZ80F91 Signal

1 RST Output Low Yes

2GND n/a n/a Yes

Note:

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 40 41

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Zilog EZ80F916 Manual de usuario Pagina 24