Z8F4822AR020SG Datasheet, PDF (167/323 Pages) Zilog, Inc. – High Performance 8-Bit Microcontrollers

Z8 Encore! XP^® F64xx Series
Product Specification
147
I²C Diagnostic State Register
The I²C Diagnostic State Register, shown in Table 76, provides observability into the
internal state. This register is read-only; it is used for I²C diagnostics and manufacturing
test purposes.
Table 76. I²C Diagnostic State Register (I2CDST)
Bit
7
6
5
4
3
2
1
0
Field
SCLIN SDAIN STPCNT
TXRXSTATE
RESET
X
0
R/W
R
Address
F55H
Bit
[7]
SCLIN
[6]
SDAIN
[5]
STPCNT
Description
Serial Clock Input
Value of the Serial Clock input signal.
Serial Data Input
Value of the Serial Data input signal.
Stop Count
Value of the internal Stop Count control signal.
PS019924-0113
PRELIMINARY
I2C Control Register Definitions