Zilog Z8F0411 Uživatelský manuál stáhnout pdf (Strana 29)

MDS General-Purpose Board Development Kit

User Manual

UM016905-1207 MDS-GP Board Features

Temperature Sensor

Figure 11 displays the circuit for the I

C temperature sensor (U15)

included on the MDS-GP board. The I

C address for this device is set to

1001000 R/W.

The sensor’s over-temperature alarm output is shared with the keypad

ROW output. If the over-temperature alarm is used to interrupt the

system, check for a keypad ROW input before reading the temperature

sensor register.

Figure 11. I

C Temperature Sensor Circuit

ADC Inputs

Screw terminal block J24 allows you to bring in signals to drive some

ADC channels on a Z8 Encore! XP

MDS-PM, ZNEO

MDS-PM, or

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Zilog Z8F0411 Uživatelský manuál Strana 29