HD6417660 RENESAS [Renesas Technology Corp], HD6417660 Datasheet - Page 691
HD6417660
Manufacturer Part Number
HD6417660
Description
Renesas 32-Bit RISC Microcomputer
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
1.HD6417660.pdf
(846 pages)
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Notes: 1. This register is not initialized by a manual reset and holds the contents.
Bit
4
3
2
1
0
2. With this setting Shmidt input is selected.
Bit Name
HIZA4
HIZA3
HIZA2
HIZA1
HIZA0
0
0
Initial
Value*
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
Description
Controls high impedance for pins multiplexed with SCIF1
related signals
(SCIF1_RxD/SCIF1_TxD/SCIF1_RTS/SCIF1_CTS)
0 : I/O buffer enters normal operation mode
1 : Input buffer is an OFF state, and I/O buffer enters
Controls high impedance for pins multiplexed with SCIF1
related signals (SCIF1_SCK)
0 : I/O buffer enters normal operation mode
1 : Input buffer is an OFF state, and I/O buffer enters
Controls high impedance for pins multiplexed with
RD/WR/RAS/CAS/CKE
0 : I/O buffer enters normal operation mode
1 : Input buffer is an OFF state, and I/O buffer enters
Controls high impedance for IRQ2 pins
0 : I/O buffer enters normal operation mode
1 : Input buffer is an OFF state, and I/O buffer enters
Controls high impedance for IRQ0 pins
0 : I/O buffer enters normal operation mode.
1 : Input buffer is an OFF state, and I/O buffer enters
output Hi-Z state.
output Hi-Z state.
output Hi-Z state.
output Hi-Z state.*
output Hi-Z state.*
1
2
Rev. 1.00, 02/04, page 653 of 804
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