ZLP128ICE01ZEM Zilog, ZLP128ICE01ZEM Datasheet - Page 26

• Manufacturer Part Number: ZLP128ICE01ZEM
• Description: EMULATOR CRIMZON Z8 ZLP12840
• Manufacturer: Zilog

Specifications of ZLP128ICE01ZEM

• Interface Type: RS-232, Ethernet, USB
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 269-3829

Table 10. Port 0 Mode Register (P01M)
PS024410-0108
Bit
Field
Reset
R/W
Address
Bit
Position Value
7
[6]
[5:1]
[0]
Port 0 Mode Register
Note:
Note:
Reserved
—
0
0
1
0
1
This register is not reset after a SMR.
The Port 0 Mode Register determines the I/O direction of Port 0. The Port 0 direction is
nibble-programmable. Bit 6 controls the upper nibble of Port 0, bits [7:3]. Bit 0 controls
the lower nibble of Port 0, bits [3:0]
Only P00, P01, and P07 are available on ZLP12840 MCU 20-pin configurations.
—
X
7
Description
Reserved—Writes have no effect. Reads 1b.
P07:P04 Mode
Output.
Input.
Reserved—Writes have no effect. Reads 11111b.
P00:P03 Mode
Output.
Input.
P07:P04 Mode
W
6
1
Bank Independent: F8h; Linear: 0F8h
P R E L I M I N A R Y
—
X
5
(Table
—
4
X
10).
Reserved
—
X
3
—
X
2
—
X
1
Product Specification
I/O Port Pin Functions
P03:P00 Mode
W
0
1
20