ZLF645E0Q2064G Zilog, ZLF645E0Q2064G Datasheet - Page 194

• Manufacturer Part Number: ZLF645E0Q2064G
• Description: IC MCU 64K FLASH 1K RAM 20-QFN
• Manufacturer: Zilog
• Series: Crimzon™ ZLFr

Specifications of ZLF645E0Q2064G

• Core Processor: Z8 LXMC
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, WDT
• Number Of I /o: 16
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.9 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 20-VQFN Exposed Pad, 20-HVQFN, 20-SQFN, 20-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Oscillator Type: -
• Other names: 269-4723

OR caution 113
oscillator 129
output
overline, in text 3
overrun, UART 85
P
package diagram 171, 172, 173, 174, 175, 176,
177, 178
package information 171
parity, UART data 81
pin description 5
pin function
ping-pong mode 105, 106
pins
polled UART receive 83
polled UART transmit 81
port 0
Port 0 Mode Register (P01M) 31
Port 0 Register (P0) 32
port 2
Port 2 Mode Register (P2M) 34, 39
Port 2 Register (P2) 33, 35, 40
port 3
Port 3 Mode Register (P3M) 36
PS026407-0408
comparator 28
timer/counter 106
timer/counter circuit 107
timer/counter configuration 27
port 0 20
port 2 21, 28
port 3 23
port 3 summary 26
20-pin package 6, 8, 9
28-pin package 11, 13, 16
configuration 20
pin function 20
configuration 22
pin function 21, 28
configuration 24
counter/timer output 27
pin function 23
pin function 26
Port 3 Register (P3) 37
Port Configuration Register (PCON) 28, 30
port pin functions 18
power connection 3
power management 132
power-on reset timer 134
program memory
programming summary 152
pull-up, disabled 18
R
ratings, maximum 158
register
map 41
BCNST 92
CTR1 115
CTR3 119
flash high and low byte (FFREQH and FRE-
EQL) 74
flash page select (FPS) 72, 73
flash status (FSTAT) 72
HI16 109
HI8 108
ICP control 61
ICP status 62
IMR 127
IPR 124
IRQ 124, 125
LO16 110
LO8 109
LVD 135
P0 32
P01M 31
P2 33, 35, 40
P2M 34, 39
P3 37
P3M 36
PCON 28, 30
Register Pointer register 48
RP 48
SMR 141
SMR1 145
SMR2 147
ZLF645 Series Flash MCUs
Product Specification
Index
186