UPD78F8056 Renesas Electronics Corporation., UPD78F8056 Datasheet - Page 13

• Manufacturer Part Number: UPD78F8056
• Description: 16-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

8. CAUTIONS WHILE DEVELOPING PROGRAM
A reference flow chart of the program with RF transceiver
While developing user program, please be sure to set the following setting as initial setting after reset.
P05, P06, P30,
P42 to P44, P46, P47,
P50, P51, P53 to P55,
P60, P61, P64 to P67,
P70 to P75, P77,
P110, P140
Internal Port Name of MCU
(Case of connects as 6. CONNECTION BETWEEN MCU AND RF RANSCEIVER)
Initial setting of an connection pin between the MCU and RF transceiver
(Transmission/reception, Type 4 at CSI mode, MSB first, 8-bit data length)
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Setting of SI00 signal detection
Setting of SO00 signal detection
Setting of SCK00 signal detection
Setting of SEN(serial enable) signal detection.
Input mode (PM11 = 1)
Output mode (PM12 = 0), High Level (P12 = 1)
Output mode (PM10 = 0) High Level (P10 = 1)
Output mode (PM17 = 0) High Level (disable) (P17 = 1)
(Set enable to SEN (serial enable) signal (P17 = 0))
set this port to output mode after reset
Set ting of CSI00 for RF transceiver
Communication with RF transceiver
Disable RESET for RF transceiver.
Preliminary Product Information U19858EJ1V0PM
High Level (P130 = 1)
Start
Recommended setting
μPD78F8056, 78F8057, 78F8058
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