ez80190 ZiLOG Semiconductor, ez80190 Datasheet - Page 41

• Manufacturer Part Number: ez80190
• Description: Ez80190 Microprocessor
• Manufacturer: ZiLOG Semiconductor

PS006613-0306
Address
(hex)
Universal ZiLOG Interface Blocks (continued)
D5
D6
D7
D8
D9
DA
DB
DC
DD
DE
DF
Multiply-Accumulator
E0
E1
E2
E3
E4
E5
E6
E7
E8
Notes:
1. After an external pin reset, the Watch-Dog Timer Control register resets to 00h. After a Watch-Dog Timer time-
2. When the CPU reads this register, the pin value of the port is read.
out reset, the Watch-Dog Timer Control register resets to 20h.
Mnemonic
UART1_LSR
UART1_MSR
UART1_SPR
I2C1_SAR
I2C1_xSAR
I2C1_DR
I2C1_CTL
I2C1_SR
I2C1_CCR
I2C1_SRR
Not Accessible
UZI1_CTL
MACC_xSTART
MACC_xEND
MACC_xRELOAD
MACC_LENGTH
MACC_ySTART
MACC_yEND
MACC_yRELOAD
MACC_CTL
MACC_AC0
Name
UART 1 Line Status Register
UART 1 Modem Status Register
UART 1 Scratch Pad Register
I
I
I
I
I
I
I
UZI 1 Control Register
Multiply-Accumulator x Starting Address
Register
Multiply-Accumulator x Ending Address
Register
Multiply-Accumulator x Reload Register
Multiply-Accumulator Length Register
Multiply-Accumulator y Starting Address
Register
Multiply-Accumulator y Ending Address
Register
Multiply-Accumulator y Reload Register
Multiply-Accumulator Control Register
Multiply-Accumulator Byte 0 Register
2
2
2
2
2
2
2
Table 2. Register Map (Continued)
C 1 Slave Address Register
C 1 Extended Slave Address Register
C 1 Data Register
C 1 Control Register
C 1 Status Register
C 1 Clock Control Register
C 1 Software Reset Register
PRELIMINARY
eZ80190 Product Specification
Reset
(hex)
XX
XX
XX
F8
60
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
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
W
W
R
Register Map
Page
102
103
104
104
107
108
125
126
127
127
128
128
129
129
132
110
78
80
81
62
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