Z8F042AHH020EG Zilog, Z8F042AHH020EG Datasheet - Page 39

• Manufacturer Part Number: Z8F042AHH020EG
• Description: IC ENCORE XP MCU FLASH 4K 20SSOP
• Manufacturer: Zilog
• Series: Encore!® XP®r

Specifications of Z8F042AHH020EG

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: IrDA, UART/USART
• Peripherals: Brown-out Detect/Reset, LED, LVD, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 17
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 7x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-4156; Z8F042AHH020EG

SPI Status
SPISTAT (F62H - Read Only)
D7 D6 D5 D4 D3 D2 D1 D0
PS022517-0508
Slave Select
asserted
asserted
Transmit Status
progress
progress
Reserved
Slave Mode Transaction
transaction abort
abort was
Collision
detected
was detected
Overrun
detected
detected
Interrupt Request
pending
pending
1 = Data transmission now in
0 = If Slave, SS pin is
1 = If Slave, SS pin is not
0 = No data transmission in
0 = No slave mode
1 = Slave mode transaction
0 = No multi-master collision
1 = Multi-master collision
0 = No overrun error
1 = Overrun error was
0 = No SPI interrupt request
1 = SPI interrupt request is
detected
detected
SPI Mode
SPIMODE (F63H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Z8 Encore! XP
Slave Select Value
1:
Slave Select I/O
input
output
Number of Data Bits Per
Diagnostic Mode Control
SPIBRL
SPIBRL
count value
Reserved
If Master and SPIMODE[1] =
0 = SS pin driven Low
1 = SS pin driven High
0 = SS pin configured as an
1 = SS pin configured as an
000 = 8 bits
001 = 1 bit
010 = 2 bits
011 = 3 bits
100 = 4 bits
101 = 5 bit
110 = 6 bits
111 = 7 bits
0 = Reading from SPIBRH,
1 = Reading from SPIBRH,
Product Specification
(Master mode only)
returns reload values
returns current BRG
Control Register Summary
®
F0822 Series
26