EZ80L92MCU Datasheet, PDF (23/241 Pages) Zilog, Inc. – eZ80Acclaim Flash Microcontrollers

eZ80L92 MCU
Product Specification
8
Table 1. 100-Pin LQFP Pin Identification of the eZ80L92 Device (Continued)
Pin # Symbol
21 ADDR16
Function
Signal Direction
Address Bus Bidirectional
22 ADDR17 Address Bus Bidirectional
23 ADDR18 Address Bus Bidirectional
24 ADDR19 Address Bus Bidirectional
25 ADDR20 Address Bus Bidirectional
26 ADDR21 Address Bus Bidirectional
Description
Configured as an output in normal
operation. The address bus selects a
location in memory or I/O space to be read
or written. Configured as an input during
bus acknowledge cycles. Drives the Chip
Select/Wait State Generator block to
generate Chip Selects.
Configured as an output in normal
operation. The address bus selects a
location in memory or I/O space to be read
or written. Configured as an input during
bus acknowledge cycles. Drives the Chip
Select/Wait State Generator block to
generate Chip Selects.
Configured as an output in normal
operation. The address bus selects a
location in memory or I/O space to be read
or written. Configured as an input during
bus acknowledge cycles. Drives the Chip
Select/Wait State Generator block to
generate Chip Selects.
Configured as an output in normal
operation. The address bus selects a
location in memory or I/O space to be read
or written. Configured as an input during
bus acknowledge cycles. Drives the Chip
Select/Wait State Generator block to
generate Chip Selects.
Configured as an output in normal
operation. The address bus selects a
location in memory or I/O space to be read
or written. Configured as an input during
bus acknowledge cycles. Drives the Chip
Select/Wait State Generator block to
generate Chip Selects.
Configured as an output in normal
operation. The address bus selects a
location in memory or I/O space to be read
or written. Configured as an input during
bus acknowledge cycles. Drives the Chip
Select/Wait State Generator block to
generate Chip Selects.
PS013012-1004
PRELIMINARY
Architectural Overview