Z8F6421PM020SC Datasheet, PDF (292/299 Pages) Zilog, Inc. – High Performance 8-Bit Microcontrollers Z8 Encore-R 64K Series

Z8 Encore!^® 64K Series
Product Specification
272
eZ8 CPU features 3
eZ8 CPU instruction classes 238
eZ8 CPU instruction notation 234
eZ8 CPU instruction set 233
eZ8 CPU instruction summary 242
F
FCTL register 185
features, Z8 Encore! 1
first opcode map 255
FLAGS 236
flags register 236
flash
controller 4
option bit address space 190
option bit configuration - reset 190
program memory address 0001H 192
flash memory
arrangement 179
byte programming 182
code protection 181
configurations 178
control register definitions 185
controller bypass 184
electrical characteristics and timing 221
flash control register 185
flash status register 186
frequency high and low byte registers 189
mass erase 184
operation 180
operation timing 181
page erase 183
page select register 187
FPS register 187
FSTAT register 186
G
gated mode 89
general-purpose I/O 51
GPIO 4, 51
alternate functions 52
architecture 52
PS019915-1005
control register definitions 54
input data sample timing 225
interrupts 54
port A-H address registers 55
port A-H alternate function sub-registers 57
port A-H control registers 56
port A-H data direction sub-registers 57
port A-H high drive enable sub-registers 59
port A-H input data registers 60
port A-H output control sub-registers 58
port A-H output data registers 61
port A-H STOP mode recovery sub-registers 59
port availability by device 51
port input timing 225
port output timing 226
H
H 236
HALT 240
halt mode 50, 240
hexadecimal number prefix/suffix 236
I
I2C 4
10-bit address read transaction 150
10-bit address transaction 147
10-bit addressed slave data transfer format 147
10-bit receive data format 150
7-bit address transaction 145
7-bit address, reading a transaction 149
7-bit addressed slave data transfer format 144,
145, 146
7-bit receive data transfer format 149
baud high and low byte registers 156, 158, 160
C status register 153
control register definitions 152
controller 139
controller signals 13
interrupts 141
operation 140
SDA and SCL signals 141
stop and start conditions 143
Index