EZ80F91AZ050EG Zilog, EZ80F91AZ050EG Datasheet - Page 40

• Manufacturer Part Number: EZ80F91AZ050EG
• Description: IC ACCLAIM MCU 256KB 144LQFP
• Manufacturer: Zilog
• Series: eZ80® Acclaim!®r

Specifications of EZ80F91AZ050EG

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 50MHz
• Connectivity: Ethernet, I²C, IrDA, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 144-LQFP
• Processor Series: EZ80F91x
• Core: eZ80
• Data Bus Width: 8 bit
• Data Ram Size: 16 KB
• Interface Type: I2C, IrDA, SPI, UART
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 4
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: eZ80F910300ZCOG
• Minimum Operating Temperature: - 40 C
• For Use With: 269-4712 - KIT DEV ENCORE 32 SERIES269-4671 - BOARD ZDOTS SBC Z80ACCLAIM PLUS269-4561 - KIT DEV FOR EZ80F91 W/C-COMPILER269-4560 - KIT DEV FOR EZ80F91 W/C-COMPILER
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 269-3867; EZ80F91AZ050EG

Table 3. Register Map (Continued)
PS019215-0910
Address
(hex)
006A
006B
006C
006D
006E
006F
0070
0071
0072
0073
0074
0075
0076
0077
0078
0079
007A
007B
007C
Mnemonic
TMR1_CAP_CTL
TMR1_CAPA_L
TMR1_CAPA_H
TMR1_CAPB_L
TMR1_CAPB_H
TMR2_CTL
TMR2_IER
TMR2_IIR
TMR2_DR_L
TMR2_RR_L
TMR2_DR_H
TMR2_RR_H
TMR3_CTL
TMR3_IER
TMR3_IIR
TMR3_DR_L
TMR3_RR_L
TMR3_DR_H
TMR3_RR_H
PWM_CTL1
PWM_CTL2
PWM_CTL3
TMR3_CAP_CTL
PWM0R_L
TMR3_CAPA_L
Name
Timer 1 Input Capture Control Register
Timer 1 Capture Value A 
Register—Low Byte
Timer 1 Capture Value A 
Register—High Byte
Timer 1 Capture Value B 
Register—Low Byte
Timer 1 Capture Value B 
Register—High Byte
Timer 2 Control Register
Timer 2 Interrupt Enable Register
Timer 2 Interrupt Identification Register
Timer 2 Data Register—Low Byte
Timer 2 Reload Register—Low Byte
Timer 2 Data Register—High Byte
Timer 2 Reload Register—High Byte
Timer 3 Control Register
Timer 3 Interrupt Enable Register
Timer 3 Interrupt Identification Register
Timer 3 Data Register—Low Byte
Timer 3 Reload Register—Low Byte
Timer 3 Data Register—High Byte
Timer 3 Reload Register—High Byte
PWM Control Register 1
PWM Control Register 2
PWM Control Register 3
Timer 3 Input Capture Control Register
PWM 0 Rising-Edge 
Register—Low Byte
Timer 3 Capture Value A 
Register—Low Byte
Reset
(hex)
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
00
00
00
00
00
00
00
00
00
00
Product Specification
Access
CPU
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
eZ80F91 MCU
W
W
W
W
R
R
R
R
Register Map
Page
139
140
141
141
142
132
133
135
136
138
137
139
132
133
135
136
138
137
139
153
154
156
139
157
140
No
31